diff --git a/generated/attributes/all.md b/generated/attributes/all.md
index 42516ff1..6efba0af 100644
--- a/generated/attributes/all.md
+++ b/generated/attributes/all.md
@@ -4,7 +4,7 @@
 
 This page lists all available attributes across all categories.
 
-Total attributes: 422
+Total attributes: 430
 
 ## Stable Attributes
 
@@ -31,6 +31,12 @@ Total attributes: 422
 | [`browser.script.invoker_type`](./browser.md#browserscriptinvoker_type) | Browser script entry point type. |
 | [`browser.script.source_char_position`](./browser.md#browserscriptsource_char_position) | A number representing the script character position of the script. |
 | [`browser.version`](./browser.md#browserversion) | The version of the browser. |
+| [`browser.web_vital.lcp.element`](./browser.md#browserweb_vitallcpelement) | The HTML element selector or component name for which LCP was reported |
+| [`browser.web_vital.lcp.id`](./browser.md#browserweb_vitallcpid) | The id of the dom element responsible for the largest contentful paint |
+| [`browser.web_vital.lcp.load_time`](./browser.md#browserweb_vitallcpload_time) | The time it took for the LCP element to be loaded |
+| [`browser.web_vital.lcp.render_time`](./browser.md#browserweb_vitallcprender_time) | The time it took for the LCP element to be rendered |
+| [`browser.web_vital.lcp.size`](./browser.md#browserweb_vitallcpsize) | The size of the largest contentful paint element |
+| [`browser.web_vital.lcp.url`](./browser.md#browserweb_vitallcpurl) | The url of the dom element responsible for the largest contentful paint |
 | [`cache.hit`](./cache.md#cachehit) | If the cache was hit during this span. |
 | [`cache.item_size`](./cache.md#cacheitem_size) | The size of the requested item in the cache. In bytes. |
 | [`cache.key`](./cache.md#cachekey) | The key of the cache accessed. |
@@ -151,10 +157,6 @@ Total attributes: 422
 | [`jvm.memory.type`](./jvm.md#jvmmemorytype) | Name of the memory pool. |
 | [`jvm.thread.daemon`](./jvm.md#jvmthreaddaemon) | Whether the thread is daemon or not. |
 | [`jvm.thread.state`](./jvm.md#jvmthreadstate) | State of the thread. |
-| [`lcp.element`](./lcp.md#lcpelement) | The dom element responsible for the largest contentful paint. |
-| [`lcp.id`](./lcp.md#lcpid) | The id of the dom element responsible for the largest contentful paint. |
-| [`lcp.size`](./lcp.md#lcpsize) | The size of the largest contentful paint element. |
-| [`lcp.url`](./lcp.md#lcpurl) | The url of the dom element responsible for the largest contentful paint. |
 | [`logger.name`](./logger.md#loggername) | The name of the logger that generated this event. |
 | [`mcp.cancelled.reason`](./mcp.md#mcpcancelledreason) | Reason for the cancellation of an MCP operation. |
 | [`mcp.cancelled.request_id`](./mcp.md#mcpcancelledrequest_id) | Request ID of the cancelled MCP operation. |
@@ -410,6 +412,12 @@ Total attributes: 422
 | [`http.target`](./http.md#httptarget) | [`url.path`](./url.md#urlpath) |
 | [`http.url`](./http.md#httpurl) | [`url.full`](./url.md#urlfull) |
 | [`http.user_agent`](./http.md#httpuser_agent) | [`user_agent.original`](./user_agent.md#user_agentoriginal) |
+| [`lcp.element`](./lcp.md#lcpelement) | [`browser.web_vital.lcp.element`](./browser.md#browserweb_vitallcpelement) |
+| [`lcp.id`](./lcp.md#lcpid) | [`browser.web_vital.lcp.id`](./browser.md#browserweb_vitallcpid) |
+| [`lcp.loadTime`](./lcp.md#lcploadtime) | [`browser.web_vital.lcp.load_time`](./browser.md#browserweb_vitallcpload_time) |
+| [`lcp.renderTime`](./lcp.md#lcprendertime) | [`browser.web_vital.lcp.render_time`](./browser.md#browserweb_vitallcprender_time) |
+| [`lcp.size`](./lcp.md#lcpsize) | [`browser.web_vital.lcp.size`](./browser.md#browserweb_vitallcpsize) |
+| [`lcp.url`](./lcp.md#lcpurl) | [`browser.web_vital.lcp.url`](./browser.md#browserweb_vitallcpurl) |
 | [`method`](./general.md#method) | [`http.request.method`](./http.md#httprequestmethod) |
 | [`net.host.ip`](./net.md#nethostip) | [`network.local.address`](./network.md#networklocaladdress) |
 | [`net.host.name`](./net.md#nethostname) | [`server.address`](./server.md#serveraddress) |
diff --git a/generated/attributes/browser.md b/generated/attributes/browser.md
index 2295102b..8111d872 100644
--- a/generated/attributes/browser.md
+++ b/generated/attributes/browser.md
@@ -9,6 +9,12 @@
   - [browser.script.invoker_type](#browserscriptinvoker_type)
   - [browser.script.source_char_position](#browserscriptsource_char_position)
   - [browser.version](#browserversion)
+  - [browser.web_vital.lcp.element](#browserweb_vitallcpelement)
+  - [browser.web_vital.lcp.id](#browserweb_vitallcpid)
+  - [browser.web_vital.lcp.load_time](#browserweb_vitallcpload_time)
+  - [browser.web_vital.lcp.render_time](#browserweb_vitallcprender_time)
+  - [browser.web_vital.lcp.size](#browserweb_vitallcpsize)
+  - [browser.web_vital.lcp.url](#browserweb_vitallcpurl)
 
 ## Stable Attributes
 
@@ -80,3 +86,75 @@ The version of the browser.
 | Example | `120.0.6099.130` |
 | Aliases | `sentry.browser.version` |
 
+### browser.web_vital.lcp.element
+
+The HTML element selector or component name for which LCP was reported
+
+| Property | Value |
+| --- | --- |
+| Type | `string` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `body > div#app > div#container > div` |
+| Aliases | `lcp.element` |
+
+### browser.web_vital.lcp.id
+
+The id of the dom element responsible for the largest contentful paint
+
+| Property | Value |
+| --- | --- |
+| Type | `string` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `#gero` |
+| Aliases | `lcp.id` |
+
+### browser.web_vital.lcp.load_time
+
+The time it took for the LCP element to be loaded
+
+| Property | Value |
+| --- | --- |
+| Type | `integer` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `1402` |
+| Aliases | `lcp.loadTime` |
+
+### browser.web_vital.lcp.render_time
+
+The time it took for the LCP element to be rendered
+
+| Property | Value |
+| --- | --- |
+| Type | `integer` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `1685` |
+| Aliases | `lcp.renderTime` |
+
+### browser.web_vital.lcp.size
+
+The size of the largest contentful paint element
+
+| Property | Value |
+| --- | --- |
+| Type | `integer` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `1024` |
+| Aliases | `lcp.size` |
+
+### browser.web_vital.lcp.url
+
+The url of the dom element responsible for the largest contentful paint
+
+| Property | Value |
+| --- | --- |
+| Type | `string` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `https://example.com/static/img.png` |
+| Aliases | `lcp.url` |
+
diff --git a/generated/attributes/lcp.md b/generated/attributes/lcp.md
index d4cf58dd..2ac0467d 100644
--- a/generated/attributes/lcp.md
+++ b/generated/attributes/lcp.md
@@ -2,13 +2,17 @@
 
 # Lcp Attributes
 
-- [Stable Attributes](#stable-attributes)
+- [Deprecated Attributes](#deprecated-attributes)
   - [lcp.element](#lcpelement)
   - [lcp.id](#lcpid)
+  - [lcp.loadTime](#lcploadtime)
+  - [lcp.renderTime](#lcprendertime)
   - [lcp.size](#lcpsize)
   - [lcp.url](#lcpurl)
 
-## Stable Attributes
+## Deprecated Attributes
+
+These attributes are deprecated and will be removed in a future version. Please use the recommended replacements.
 
 ### lcp.element
 
@@ -20,6 +24,9 @@ The dom element responsible for the largest contentful paint.
 | Has PII | maybe |
 | Exists in OpenTelemetry | No |
 | Example | `img` |
+| Deprecated | Yes, use `browser.web_vital.lcp.element` instead |
+| Deprecation Reason | The LCP element is now recorded as a browser.web_vital.lcp.element attribute. |
+| Aliases | `browser.web_vital.lcp.element` |
 
 ### lcp.id
 
@@ -31,6 +38,37 @@ The id of the dom element responsible for the largest contentful paint.
 | Has PII | maybe |
 | Exists in OpenTelemetry | No |
 | Example | `#hero` |
+| Deprecated | Yes, use `browser.web_vital.lcp.id` instead |
+| Deprecation Reason | The LCP id is now recorded as a browser.web_vital.lcp.id attribute. |
+| Aliases | `browser.web_vital.lcp.id` |
+
+### lcp.loadTime
+
+The time it took for the LCP element to be loaded
+
+| Property | Value |
+| --- | --- |
+| Type | `integer` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `1402` |
+| Deprecated | Yes, use `browser.web_vital.lcp.load_time` instead |
+| Deprecation Reason | The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute. |
+| Aliases | `browser.web_vital.lcp.load_time` |
+
+### lcp.renderTime
+
+The time it took for the LCP element to be rendered
+
+| Property | Value |
+| --- | --- |
+| Type | `integer` |
+| Has PII | maybe |
+| Exists in OpenTelemetry | No |
+| Example | `1685` |
+| Deprecated | Yes, use `browser.web_vital.lcp.render_time` instead |
+| Deprecation Reason | The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute. |
+| Aliases | `browser.web_vital.lcp.render_time` |
 
 ### lcp.size
 
@@ -42,6 +80,9 @@ The size of the largest contentful paint element.
 | Has PII | maybe |
 | Exists in OpenTelemetry | No |
 | Example | `1234` |
+| Deprecated | Yes, use `browser.web_vital.lcp.size` instead |
+| Deprecation Reason | The LCP size is now recorded as a browser.web_vital.lcp.size attribute. |
+| Aliases | `browser.web_vital.lcp.size` |
 
 ### lcp.url
 
@@ -53,4 +94,7 @@ The url of the dom element responsible for the largest contentful paint.
 | Has PII | maybe |
 | Exists in OpenTelemetry | No |
 | Example | `https://example.com` |
+| Deprecated | Yes, use `browser.web_vital.lcp.url` instead |
+| Deprecation Reason | The LCP url is now recorded as a browser.web_vital.lcp.url attribute. |
+| Aliases | `browser.web_vital.lcp.url` |
 
diff --git a/javascript/sentry-conventions/src/attributes.ts b/javascript/sentry-conventions/src/attributes.ts
index 7a5c8756..e3aa3846 100644
--- a/javascript/sentry-conventions/src/attributes.ts
+++ b/javascript/sentry-conventions/src/attributes.ts
@@ -878,6 +878,138 @@ export const BROWSER_VERSION = 'browser.version';
  */
 export type BROWSER_VERSION_TYPE = string;
 
+// Path: model/attributes/browser/browser__web_vital__lcp__element.json
+
+/**
+ * The HTML element selector or component name for which LCP was reported `browser.web_vital.lcp.element`
+ *
+ * Attribute Value Type: `string` {@link BROWSER_WEB_VITAL_LCP_ELEMENT_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_ELEMENT} `lcp.element`
+ *
+ * @example "body > div#app > div#container > div"
+ */
+export const BROWSER_WEB_VITAL_LCP_ELEMENT = 'browser.web_vital.lcp.element';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_ELEMENT} browser.web_vital.lcp.element
+ */
+export type BROWSER_WEB_VITAL_LCP_ELEMENT_TYPE = string;
+
+// Path: model/attributes/browser/browser__web_vital__lcp__id.json
+
+/**
+ * The id of the dom element responsible for the largest contentful paint `browser.web_vital.lcp.id`
+ *
+ * Attribute Value Type: `string` {@link BROWSER_WEB_VITAL_LCP_ID_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_ID} `lcp.id`
+ *
+ * @example "#gero"
+ */
+export const BROWSER_WEB_VITAL_LCP_ID = 'browser.web_vital.lcp.id';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_ID} browser.web_vital.lcp.id
+ */
+export type BROWSER_WEB_VITAL_LCP_ID_TYPE = string;
+
+// Path: model/attributes/browser/browser__web_vital__lcp__load_time.json
+
+/**
+ * The time it took for the LCP element to be loaded `browser.web_vital.lcp.load_time`
+ *
+ * Attribute Value Type: `number` {@link BROWSER_WEB_VITAL_LCP_LOAD_TIME_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_LOADTIME} `lcp.loadTime`
+ *
+ * @example 1402
+ */
+export const BROWSER_WEB_VITAL_LCP_LOAD_TIME = 'browser.web_vital.lcp.load_time';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_LOAD_TIME} browser.web_vital.lcp.load_time
+ */
+export type BROWSER_WEB_VITAL_LCP_LOAD_TIME_TYPE = number;
+
+// Path: model/attributes/browser/browser__web_vital__lcp__render_time.json
+
+/**
+ * The time it took for the LCP element to be rendered `browser.web_vital.lcp.render_time`
+ *
+ * Attribute Value Type: `number` {@link BROWSER_WEB_VITAL_LCP_RENDER_TIME_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_RENDERTIME} `lcp.renderTime`
+ *
+ * @example 1685
+ */
+export const BROWSER_WEB_VITAL_LCP_RENDER_TIME = 'browser.web_vital.lcp.render_time';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_RENDER_TIME} browser.web_vital.lcp.render_time
+ */
+export type BROWSER_WEB_VITAL_LCP_RENDER_TIME_TYPE = number;
+
+// Path: model/attributes/browser/browser__web_vital__lcp__size.json
+
+/**
+ * The size of the largest contentful paint element `browser.web_vital.lcp.size`
+ *
+ * Attribute Value Type: `number` {@link BROWSER_WEB_VITAL_LCP_SIZE_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_SIZE} `lcp.size`
+ *
+ * @example 1024
+ */
+export const BROWSER_WEB_VITAL_LCP_SIZE = 'browser.web_vital.lcp.size';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_SIZE} browser.web_vital.lcp.size
+ */
+export type BROWSER_WEB_VITAL_LCP_SIZE_TYPE = number;
+
+// Path: model/attributes/browser/browser__web_vital__lcp__url.json
+
+/**
+ * The url of the dom element responsible for the largest contentful paint `browser.web_vital.lcp.url`
+ *
+ * Attribute Value Type: `string` {@link BROWSER_WEB_VITAL_LCP_URL_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link LCP_URL} `lcp.url`
+ *
+ * @example "https://example.com/static/img.png"
+ */
+export const BROWSER_WEB_VITAL_LCP_URL = 'browser.web_vital.lcp.url';
+
+/**
+ * Type for {@link BROWSER_WEB_VITAL_LCP_URL} browser.web_vital.lcp.url
+ */
+export type BROWSER_WEB_VITAL_LCP_URL_TYPE = string;
+
 // Path: model/attributes/cache/cache__hit.json
 
 /**
@@ -4052,6 +4184,9 @@ export type JVM_THREAD_STATE_TYPE = string;
  *
  * Attribute defined in OTEL: No
  *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_ELEMENT} `browser.web_vital.lcp.element`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_ELEMENT} (browser.web_vital.lcp.element) instead - The LCP element is now recorded as a browser.web_vital.lcp.element attribute.
  * @example "img"
  */
 export const LCP_ELEMENT = 'lcp.element';
@@ -4072,6 +4207,9 @@ export type LCP_ELEMENT_TYPE = string;
  *
  * Attribute defined in OTEL: No
  *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_ID} `browser.web_vital.lcp.id`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_ID} (browser.web_vital.lcp.id) instead - The LCP id is now recorded as a browser.web_vital.lcp.id attribute.
  * @example "#hero"
  */
 export const LCP_ID = 'lcp.id';
@@ -4081,6 +4219,52 @@ export const LCP_ID = 'lcp.id';
  */
 export type LCP_ID_TYPE = string;
 
+// Path: model/attributes/lcp/lcp__loadTime.json
+
+/**
+ * The time it took for the LCP element to be loaded `lcp.loadTime`
+ *
+ * Attribute Value Type: `number` {@link LCP_LOADTIME_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_LOAD_TIME} `browser.web_vital.lcp.load_time`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_LOAD_TIME} (browser.web_vital.lcp.load_time) instead - The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.
+ * @example 1402
+ */
+export const LCP_LOADTIME = 'lcp.loadTime';
+
+/**
+ * Type for {@link LCP_LOADTIME} lcp.loadTime
+ */
+export type LCP_LOADTIME_TYPE = number;
+
+// Path: model/attributes/lcp/lcp__renderTime.json
+
+/**
+ * The time it took for the LCP element to be rendered `lcp.renderTime`
+ *
+ * Attribute Value Type: `number` {@link LCP_RENDERTIME_TYPE}
+ *
+ * Contains PII: maybe
+ *
+ * Attribute defined in OTEL: No
+ *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_RENDER_TIME} `browser.web_vital.lcp.render_time`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_RENDER_TIME} (browser.web_vital.lcp.render_time) instead - The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.
+ * @example 1685
+ */
+export const LCP_RENDERTIME = 'lcp.renderTime';
+
+/**
+ * Type for {@link LCP_RENDERTIME} lcp.renderTime
+ */
+export type LCP_RENDERTIME_TYPE = number;
+
 // Path: model/attributes/lcp/lcp__size.json
 
 /**
@@ -4092,6 +4276,9 @@ export type LCP_ID_TYPE = string;
  *
  * Attribute defined in OTEL: No
  *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_SIZE} `browser.web_vital.lcp.size`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_SIZE} (browser.web_vital.lcp.size) instead - The LCP size is now recorded as a browser.web_vital.lcp.size attribute.
  * @example 1234
  */
 export const LCP_SIZE = 'lcp.size';
@@ -4112,6 +4299,9 @@ export type LCP_SIZE_TYPE = number;
  *
  * Attribute defined in OTEL: No
  *
+ * Aliases: {@link BROWSER_WEB_VITAL_LCP_URL} `browser.web_vital.lcp.url`
+ *
+ * @deprecated Use {@link BROWSER_WEB_VITAL_LCP_URL} (browser.web_vital.lcp.url) instead - The LCP url is now recorded as a browser.web_vital.lcp.url attribute.
  * @example "https://example.com"
  */
 export const LCP_URL = 'lcp.url';
@@ -8849,6 +9039,12 @@ export const ATTRIBUTE_TYPE: Record<string, AttributeType> = {
   [BROWSER_SCRIPT_INVOKER_TYPE]: 'string',
   [BROWSER_SCRIPT_SOURCE_CHAR_POSITION]: 'integer',
   [BROWSER_VERSION]: 'string',
+  [BROWSER_WEB_VITAL_LCP_ELEMENT]: 'string',
+  [BROWSER_WEB_VITAL_LCP_ID]: 'string',
+  [BROWSER_WEB_VITAL_LCP_LOAD_TIME]: 'integer',
+  [BROWSER_WEB_VITAL_LCP_RENDER_TIME]: 'integer',
+  [BROWSER_WEB_VITAL_LCP_SIZE]: 'integer',
+  [BROWSER_WEB_VITAL_LCP_URL]: 'string',
   [CACHE_HIT]: 'boolean',
   [CACHE_ITEM_SIZE]: 'integer',
   [CACHE_KEY]: 'string[]',
@@ -9002,6 +9198,8 @@ export const ATTRIBUTE_TYPE: Record<string, AttributeType> = {
   [JVM_THREAD_STATE]: 'string',
   [LCP_ELEMENT]: 'string',
   [LCP_ID]: 'string',
+  [LCP_LOADTIME]: 'integer',
+  [LCP_RENDERTIME]: 'integer',
   [LCP_SIZE]: 'integer',
   [LCP_URL]: 'string',
   [LOGGER_NAME]: 'string',
@@ -9274,6 +9472,12 @@ export type AttributeName =
   | typeof BROWSER_SCRIPT_INVOKER_TYPE
   | typeof BROWSER_SCRIPT_SOURCE_CHAR_POSITION
   | typeof BROWSER_VERSION
+  | typeof BROWSER_WEB_VITAL_LCP_ELEMENT
+  | typeof BROWSER_WEB_VITAL_LCP_ID
+  | typeof BROWSER_WEB_VITAL_LCP_LOAD_TIME
+  | typeof BROWSER_WEB_VITAL_LCP_RENDER_TIME
+  | typeof BROWSER_WEB_VITAL_LCP_SIZE
+  | typeof BROWSER_WEB_VITAL_LCP_URL
   | typeof CACHE_HIT
   | typeof CACHE_ITEM_SIZE
   | typeof CACHE_KEY
@@ -9427,6 +9631,8 @@ export type AttributeName =
   | typeof JVM_THREAD_STATE
   | typeof LCP_ELEMENT
   | typeof LCP_ID
+  | typeof LCP_LOADTIME
+  | typeof LCP_RENDERTIME
   | typeof LCP_SIZE
   | typeof LCP_URL
   | typeof LOGGER_NAME
@@ -10122,6 +10328,72 @@ export const ATTRIBUTE_METADATA: Record<AttributeName, AttributeMetadata> = {
     example: '120.0.6099.130',
     aliases: [SENTRY_BROWSER_VERSION],
   },
+  [BROWSER_WEB_VITAL_LCP_ELEMENT]: {
+    brief: 'The HTML element selector or component name for which LCP was reported',
+    type: 'string',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 'body > div#app > div#container > div',
+    aliases: [LCP_ELEMENT],
+    sdks: ['javascript-browser'],
+  },
+  [BROWSER_WEB_VITAL_LCP_ID]: {
+    brief: 'The id of the dom element responsible for the largest contentful paint',
+    type: 'string',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: '#gero',
+    aliases: [LCP_ID],
+    sdks: ['javascript-browser'],
+  },
+  [BROWSER_WEB_VITAL_LCP_LOAD_TIME]: {
+    brief: 'The time it took for the LCP element to be loaded',
+    type: 'integer',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 1402,
+    aliases: [LCP_LOADTIME],
+    sdks: ['javascript-browser'],
+  },
+  [BROWSER_WEB_VITAL_LCP_RENDER_TIME]: {
+    brief: 'The time it took for the LCP element to be rendered',
+    type: 'integer',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 1685,
+    aliases: [LCP_RENDERTIME],
+    sdks: ['javascript-browser'],
+  },
+  [BROWSER_WEB_VITAL_LCP_SIZE]: {
+    brief: 'The size of the largest contentful paint element',
+    type: 'integer',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 1024,
+    aliases: [LCP_SIZE],
+    sdks: ['javascript-browser'],
+  },
+  [BROWSER_WEB_VITAL_LCP_URL]: {
+    brief: 'The url of the dom element responsible for the largest contentful paint',
+    type: 'string',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 'https://example.com/static/img.png',
+    aliases: [LCP_URL],
+    sdks: ['javascript-browser'],
+  },
   [CACHE_HIT]: {
     brief: 'If the cache was hit during this span.',
     type: 'boolean',
@@ -11724,6 +11996,11 @@ export const ATTRIBUTE_METADATA: Record<AttributeName, AttributeMetadata> = {
     },
     isInOtel: false,
     example: 'img',
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.element',
+      reason: 'The LCP element is now recorded as a browser.web_vital.lcp.element attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_ELEMENT],
   },
   [LCP_ID]: {
     brief: 'The id of the dom element responsible for the largest contentful paint.',
@@ -11733,6 +12010,41 @@ export const ATTRIBUTE_METADATA: Record<AttributeName, AttributeMetadata> = {
     },
     isInOtel: false,
     example: '#hero',
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.id',
+      reason: 'The LCP id is now recorded as a browser.web_vital.lcp.id attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_ID],
+  },
+  [LCP_LOADTIME]: {
+    brief: 'The time it took for the LCP element to be loaded',
+    type: 'integer',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 1402,
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.load_time',
+      reason: 'The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_LOAD_TIME],
+    sdks: ['javascript-browser'],
+  },
+  [LCP_RENDERTIME]: {
+    brief: 'The time it took for the LCP element to be rendered',
+    type: 'integer',
+    pii: {
+      isPii: 'maybe',
+    },
+    isInOtel: false,
+    example: 1685,
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.render_time',
+      reason: 'The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_RENDER_TIME],
+    sdks: ['javascript-browser'],
   },
   [LCP_SIZE]: {
     brief: 'The size of the largest contentful paint element.',
@@ -11742,6 +12054,11 @@ export const ATTRIBUTE_METADATA: Record<AttributeName, AttributeMetadata> = {
     },
     isInOtel: false,
     example: 1234,
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.size',
+      reason: 'The LCP size is now recorded as a browser.web_vital.lcp.size attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_SIZE],
   },
   [LCP_URL]: {
     brief: 'The url of the dom element responsible for the largest contentful paint.',
@@ -11751,6 +12068,11 @@ export const ATTRIBUTE_METADATA: Record<AttributeName, AttributeMetadata> = {
     },
     isInOtel: false,
     example: 'https://example.com',
+    deprecation: {
+      replacement: 'browser.web_vital.lcp.url',
+      reason: 'The LCP url is now recorded as a browser.web_vital.lcp.url attribute.',
+    },
+    aliases: [BROWSER_WEB_VITAL_LCP_URL],
   },
   [LOGGER_NAME]: {
     brief: 'The name of the logger that generated this event.',
@@ -14026,6 +14348,12 @@ export type Attributes = {
   [BROWSER_SCRIPT_INVOKER_TYPE]?: BROWSER_SCRIPT_INVOKER_TYPE_TYPE;
   [BROWSER_SCRIPT_SOURCE_CHAR_POSITION]?: BROWSER_SCRIPT_SOURCE_CHAR_POSITION_TYPE;
   [BROWSER_VERSION]?: BROWSER_VERSION_TYPE;
+  [BROWSER_WEB_VITAL_LCP_ELEMENT]?: BROWSER_WEB_VITAL_LCP_ELEMENT_TYPE;
+  [BROWSER_WEB_VITAL_LCP_ID]?: BROWSER_WEB_VITAL_LCP_ID_TYPE;
+  [BROWSER_WEB_VITAL_LCP_LOAD_TIME]?: BROWSER_WEB_VITAL_LCP_LOAD_TIME_TYPE;
+  [BROWSER_WEB_VITAL_LCP_RENDER_TIME]?: BROWSER_WEB_VITAL_LCP_RENDER_TIME_TYPE;
+  [BROWSER_WEB_VITAL_LCP_SIZE]?: BROWSER_WEB_VITAL_LCP_SIZE_TYPE;
+  [BROWSER_WEB_VITAL_LCP_URL]?: BROWSER_WEB_VITAL_LCP_URL_TYPE;
   [CACHE_HIT]?: CACHE_HIT_TYPE;
   [CACHE_ITEM_SIZE]?: CACHE_ITEM_SIZE_TYPE;
   [CACHE_KEY]?: CACHE_KEY_TYPE;
@@ -14179,6 +14507,8 @@ export type Attributes = {
   [JVM_THREAD_STATE]?: JVM_THREAD_STATE_TYPE;
   [LCP_ELEMENT]?: LCP_ELEMENT_TYPE;
   [LCP_ID]?: LCP_ID_TYPE;
+  [LCP_LOADTIME]?: LCP_LOADTIME_TYPE;
+  [LCP_RENDERTIME]?: LCP_RENDERTIME_TYPE;
   [LCP_SIZE]?: LCP_SIZE_TYPE;
   [LCP_URL]?: LCP_URL_TYPE;
   [LOGGER_NAME]?: LOGGER_NAME_TYPE;
diff --git a/model/attributes/browser/browser__web_vital__lcp__element.json b/model/attributes/browser/browser__web_vital__lcp__element.json
new file mode 100644
index 00000000..04099c51
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__element.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.element",
+  "brief": "The HTML element selector or component name for which LCP was reported",
+  "type": "string",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": "body > div#app > div#container > div",
+  "alias": ["lcp.element"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/browser/browser__web_vital__lcp__id.json b/model/attributes/browser/browser__web_vital__lcp__id.json
new file mode 100644
index 00000000..e47fc086
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__id.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.id",
+  "brief": "The id of the dom element responsible for the largest contentful paint",
+  "type": "string",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": "#gero",
+  "alias": ["lcp.id"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/browser/browser__web_vital__lcp__load_time.json b/model/attributes/browser/browser__web_vital__lcp__load_time.json
new file mode 100644
index 00000000..8773269c
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__load_time.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.load_time",
+  "brief": "The time it took for the LCP element to be loaded",
+  "type": "integer",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": 1402,
+  "alias": ["lcp.loadTime"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/browser/browser__web_vital__lcp__render_time.json b/model/attributes/browser/browser__web_vital__lcp__render_time.json
new file mode 100644
index 00000000..de923b9b
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__render_time.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.render_time",
+  "brief": "The time it took for the LCP element to be rendered",
+  "type": "integer",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": 1685,
+  "alias": ["lcp.renderTime"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/browser/browser__web_vital__lcp__size.json b/model/attributes/browser/browser__web_vital__lcp__size.json
new file mode 100644
index 00000000..c34c43cb
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__size.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.size",
+  "brief": "The size of the largest contentful paint element",
+  "type": "integer",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": 1024,
+  "alias": ["lcp.size"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/browser/browser__web_vital__lcp__url.json b/model/attributes/browser/browser__web_vital__lcp__url.json
new file mode 100644
index 00000000..4400dab6
--- /dev/null
+++ b/model/attributes/browser/browser__web_vital__lcp__url.json
@@ -0,0 +1,12 @@
+{
+  "key": "browser.web_vital.lcp.url",
+  "brief": "The url of the dom element responsible for the largest contentful paint",
+  "type": "string",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": "https://example.com/static/img.png",
+  "alias": ["lcp.url"],
+  "sdks": ["javascript-browser"]
+}
diff --git a/model/attributes/lcp/lcp__element.json b/model/attributes/lcp/lcp__element.json
index 2e7ad180..5448f813 100644
--- a/model/attributes/lcp/lcp__element.json
+++ b/model/attributes/lcp/lcp__element.json
@@ -6,5 +6,11 @@
     "key": "maybe"
   },
   "is_in_otel": false,
-  "example": "img"
+  "example": "img",
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.element",
+    "reason": "The LCP element is now recorded as a browser.web_vital.lcp.element attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.element"]
 }
diff --git a/model/attributes/lcp/lcp__id.json b/model/attributes/lcp/lcp__id.json
index e8776a9d..e8eb1654 100644
--- a/model/attributes/lcp/lcp__id.json
+++ b/model/attributes/lcp/lcp__id.json
@@ -6,5 +6,11 @@
     "key": "maybe"
   },
   "is_in_otel": false,
-  "example": "#hero"
+  "example": "#hero",
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.id",
+    "reason": "The LCP id is now recorded as a browser.web_vital.lcp.id attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.id"]
 }
diff --git a/model/attributes/lcp/lcp__loadTime.json b/model/attributes/lcp/lcp__loadTime.json
new file mode 100644
index 00000000..b8065c2a
--- /dev/null
+++ b/model/attributes/lcp/lcp__loadTime.json
@@ -0,0 +1,17 @@
+{
+  "key": "lcp.loadTime",
+  "brief": "The time it took for the LCP element to be loaded",
+  "type": "integer",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": 1402,
+  "sdks": ["javascript-browser"],
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.load_time",
+    "reason": "The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.load_time"]
+}
diff --git a/model/attributes/lcp/lcp__renderTime.json b/model/attributes/lcp/lcp__renderTime.json
new file mode 100644
index 00000000..3e41719a
--- /dev/null
+++ b/model/attributes/lcp/lcp__renderTime.json
@@ -0,0 +1,17 @@
+{
+  "key": "lcp.renderTime",
+  "brief": "The time it took for the LCP element to be rendered",
+  "type": "integer",
+  "pii": {
+    "key": "maybe"
+  },
+  "is_in_otel": false,
+  "example": 1685,
+  "sdks": ["javascript-browser"],
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.render_time",
+    "reason": "The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.render_time"]
+}
diff --git a/model/attributes/lcp/lcp__size.json b/model/attributes/lcp/lcp__size.json
index d329a07d..f3570211 100644
--- a/model/attributes/lcp/lcp__size.json
+++ b/model/attributes/lcp/lcp__size.json
@@ -6,5 +6,11 @@
     "key": "maybe"
   },
   "is_in_otel": false,
-  "example": 1234
+  "example": 1234,
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.size",
+    "reason": "The LCP size is now recorded as a browser.web_vital.lcp.size attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.size"]
 }
diff --git a/model/attributes/lcp/lcp__url.json b/model/attributes/lcp/lcp__url.json
index e6e0b24a..6a037b4d 100644
--- a/model/attributes/lcp/lcp__url.json
+++ b/model/attributes/lcp/lcp__url.json
@@ -6,5 +6,11 @@
     "key": "maybe"
   },
   "is_in_otel": false,
-  "example": "https://example.com"
+  "example": "https://example.com",
+  "deprecation": {
+    "replacement": "browser.web_vital.lcp.url",
+    "reason": "The LCP url is now recorded as a browser.web_vital.lcp.url attribute.",
+    "_status": "backfill"
+  },
+  "alias": ["browser.web_vital.lcp.url"]
 }
diff --git a/package.json b/package.json
index a23276c2..8ce4d10e 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "lint-fix": "biome lint . --write",
 
     "test": "yarn test:js && yarn test:python",
-    "test:js": "vitest",
+    "test:js": "vitest --run",
     "test:python": "(cd python && uv venv && uv pip install -e . && uv run pytest)",
 
     "build": "yarn build:js && yarn build:python && yarn build:tarball",
diff --git a/python/src/sentry_conventions/attributes.py b/python/src/sentry_conventions/attributes.py
index a1678932..a28bf1b8 100644
--- a/python/src/sentry_conventions/attributes.py
+++ b/python/src/sentry_conventions/attributes.py
@@ -136,6 +136,12 @@ class _AttributeNamesMeta(type):
         "HTTP_TARGET",
         "HTTP_URL",
         "HTTP_USER_AGENT",
+        "LCP_ELEMENT",
+        "LCP_ID",
+        "LCP_LOADTIME",
+        "LCP_RENDERTIME",
+        "LCP_SIZE",
+        "LCP_URL",
         "METHOD",
         "NET_HOST_IP",
         "NET_HOST_NAME",
@@ -635,6 +641,84 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
     Example: "120.0.6099.130"
     """
 
+    # Path: model/attributes/browser/browser__web_vital__lcp__element.json
+    BROWSER_WEB_VITAL_LCP_ELEMENT: Literal["browser.web_vital.lcp.element"] = (
+        "browser.web_vital.lcp.element"
+    )
+    """The HTML element selector or component name for which LCP was reported
+
+    Type: str
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.element
+    Example: "body > div#app > div#container > div"
+    """
+
+    # Path: model/attributes/browser/browser__web_vital__lcp__id.json
+    BROWSER_WEB_VITAL_LCP_ID: Literal["browser.web_vital.lcp.id"] = (
+        "browser.web_vital.lcp.id"
+    )
+    """The id of the dom element responsible for the largest contentful paint
+
+    Type: str
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.id
+    Example: "#gero"
+    """
+
+    # Path: model/attributes/browser/browser__web_vital__lcp__load_time.json
+    BROWSER_WEB_VITAL_LCP_LOAD_TIME: Literal["browser.web_vital.lcp.load_time"] = (
+        "browser.web_vital.lcp.load_time"
+    )
+    """The time it took for the LCP element to be loaded
+
+    Type: int
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.loadTime
+    Example: 1402
+    """
+
+    # Path: model/attributes/browser/browser__web_vital__lcp__render_time.json
+    BROWSER_WEB_VITAL_LCP_RENDER_TIME: Literal["browser.web_vital.lcp.render_time"] = (
+        "browser.web_vital.lcp.render_time"
+    )
+    """The time it took for the LCP element to be rendered
+
+    Type: int
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.renderTime
+    Example: 1685
+    """
+
+    # Path: model/attributes/browser/browser__web_vital__lcp__size.json
+    BROWSER_WEB_VITAL_LCP_SIZE: Literal["browser.web_vital.lcp.size"] = (
+        "browser.web_vital.lcp.size"
+    )
+    """The size of the largest contentful paint element
+
+    Type: int
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.size
+    Example: 1024
+    """
+
+    # Path: model/attributes/browser/browser__web_vital__lcp__url.json
+    BROWSER_WEB_VITAL_LCP_URL: Literal["browser.web_vital.lcp.url"] = (
+        "browser.web_vital.lcp.url"
+    )
+    """The url of the dom element responsible for the largest contentful paint
+
+    Type: str
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: lcp.url
+    Example: "https://example.com/static/img.png"
+    """
+
     # Path: model/attributes/cache/cache__hit.json
     CACHE_HIT: Literal["cache.hit"] = "cache.hit"
     """If the cache was hit during this span.
@@ -2345,6 +2429,8 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
     Type: str
     Contains PII: maybe
     Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.element
+    DEPRECATED: Use browser.web_vital.lcp.element instead - The LCP element is now recorded as a browser.web_vital.lcp.element attribute.
     Example: "img"
     """
 
@@ -2355,9 +2441,35 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
     Type: str
     Contains PII: maybe
     Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.id
+    DEPRECATED: Use browser.web_vital.lcp.id instead - The LCP id is now recorded as a browser.web_vital.lcp.id attribute.
     Example: "#hero"
     """
 
+    # Path: model/attributes/lcp/lcp__loadTime.json
+    LCP_LOADTIME: Literal["lcp.loadTime"] = "lcp.loadTime"
+    """The time it took for the LCP element to be loaded
+
+    Type: int
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.load_time
+    DEPRECATED: Use browser.web_vital.lcp.load_time instead - The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.
+    Example: 1402
+    """
+
+    # Path: model/attributes/lcp/lcp__renderTime.json
+    LCP_RENDERTIME: Literal["lcp.renderTime"] = "lcp.renderTime"
+    """The time it took for the LCP element to be rendered
+
+    Type: int
+    Contains PII: maybe
+    Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.render_time
+    DEPRECATED: Use browser.web_vital.lcp.render_time instead - The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.
+    Example: 1685
+    """
+
     # Path: model/attributes/lcp/lcp__size.json
     LCP_SIZE: Literal["lcp.size"] = "lcp.size"
     """The size of the largest contentful paint element.
@@ -2365,6 +2477,8 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
     Type: int
     Contains PII: maybe
     Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.size
+    DEPRECATED: Use browser.web_vital.lcp.size instead - The LCP size is now recorded as a browser.web_vital.lcp.size attribute.
     Example: 1234
     """
 
@@ -2375,6 +2489,8 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
     Type: str
     Contains PII: maybe
     Defined in OTEL: No
+    Aliases: browser.web_vital.lcp.url
+    DEPRECATED: Use browser.web_vital.lcp.url instead - The LCP url is now recorded as a browser.web_vital.lcp.url attribute.
     Example: "https://example.com"
     """
 
@@ -5155,6 +5271,60 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         example="120.0.6099.130",
         aliases=["sentry.browser.version"],
     ),
+    "browser.web_vital.lcp.element": AttributeMetadata(
+        brief="The HTML element selector or component name for which LCP was reported",
+        type=AttributeType.STRING,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example="body > div#app > div#container > div",
+        aliases=["lcp.element"],
+        sdks=["javascript-browser"],
+    ),
+    "browser.web_vital.lcp.id": AttributeMetadata(
+        brief="The id of the dom element responsible for the largest contentful paint",
+        type=AttributeType.STRING,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example="#gero",
+        aliases=["lcp.id"],
+        sdks=["javascript-browser"],
+    ),
+    "browser.web_vital.lcp.load_time": AttributeMetadata(
+        brief="The time it took for the LCP element to be loaded",
+        type=AttributeType.INTEGER,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example=1402,
+        aliases=["lcp.loadTime"],
+        sdks=["javascript-browser"],
+    ),
+    "browser.web_vital.lcp.render_time": AttributeMetadata(
+        brief="The time it took for the LCP element to be rendered",
+        type=AttributeType.INTEGER,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example=1685,
+        aliases=["lcp.renderTime"],
+        sdks=["javascript-browser"],
+    ),
+    "browser.web_vital.lcp.size": AttributeMetadata(
+        brief="The size of the largest contentful paint element",
+        type=AttributeType.INTEGER,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example=1024,
+        aliases=["lcp.size"],
+        sdks=["javascript-browser"],
+    ),
+    "browser.web_vital.lcp.url": AttributeMetadata(
+        brief="The url of the dom element responsible for the largest contentful paint",
+        type=AttributeType.STRING,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example="https://example.com/static/img.png",
+        aliases=["lcp.url"],
+        sdks=["javascript-browser"],
+    ),
     "cache.hit": AttributeMetadata(
         brief="If the cache was hit during this span.",
         type=AttributeType.BOOLEAN,
@@ -6367,6 +6537,12 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         pii=PiiInfo(isPii=IsPii.MAYBE),
         is_in_otel=False,
         example="img",
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.element",
+            reason="The LCP element is now recorded as a browser.web_vital.lcp.element attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.element"],
     ),
     "lcp.id": AttributeMetadata(
         brief="The id of the dom element responsible for the largest contentful paint.",
@@ -6374,6 +6550,40 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         pii=PiiInfo(isPii=IsPii.MAYBE),
         is_in_otel=False,
         example="#hero",
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.id",
+            reason="The LCP id is now recorded as a browser.web_vital.lcp.id attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.id"],
+    ),
+    "lcp.loadTime": AttributeMetadata(
+        brief="The time it took for the LCP element to be loaded",
+        type=AttributeType.INTEGER,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example=1402,
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.load_time",
+            reason="The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.load_time"],
+        sdks=["javascript-browser"],
+    ),
+    "lcp.renderTime": AttributeMetadata(
+        brief="The time it took for the LCP element to be rendered",
+        type=AttributeType.INTEGER,
+        pii=PiiInfo(isPii=IsPii.MAYBE),
+        is_in_otel=False,
+        example=1685,
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.render_time",
+            reason="The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.render_time"],
+        sdks=["javascript-browser"],
     ),
     "lcp.size": AttributeMetadata(
         brief="The size of the largest contentful paint element.",
@@ -6381,6 +6591,12 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         pii=PiiInfo(isPii=IsPii.MAYBE),
         is_in_otel=False,
         example=1234,
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.size",
+            reason="The LCP size is now recorded as a browser.web_vital.lcp.size attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.size"],
     ),
     "lcp.url": AttributeMetadata(
         brief="The url of the dom element responsible for the largest contentful paint.",
@@ -6388,6 +6604,12 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         pii=PiiInfo(isPii=IsPii.MAYBE),
         is_in_otel=False,
         example="https://example.com",
+        deprecation=DeprecationInfo(
+            replacement="browser.web_vital.lcp.url",
+            reason="The LCP url is now recorded as a browser.web_vital.lcp.url attribute.",
+            status=DeprecationStatus.BACKFILL,
+        ),
+        aliases=["browser.web_vital.lcp.url"],
     ),
     "logger.name": AttributeMetadata(
         brief="The name of the logger that generated this event.",
@@ -8156,6 +8378,12 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         "browser.script.invoker_type": str,
         "browser.script.source_char_position": int,
         "browser.version": str,
+        "browser.web_vital.lcp.element": str,
+        "browser.web_vital.lcp.id": str,
+        "browser.web_vital.lcp.load_time": int,
+        "browser.web_vital.lcp.render_time": int,
+        "browser.web_vital.lcp.size": int,
+        "browser.web_vital.lcp.url": str,
         "cache.hit": bool,
         "cache.item_size": int,
         "cache.key": List[str],
@@ -8309,6 +8537,8 @@ class ATTRIBUTE_NAMES(metaclass=_AttributeNamesMeta):
         "jvm.thread.state": str,
         "lcp.element": str,
         "lcp.id": str,
+        "lcp.loadTime": int,
+        "lcp.renderTime": int,
         "lcp.size": int,
         "lcp.url": str,
         "logger.name": str,
diff --git a/shared/deprecated_attributes.json b/shared/deprecated_attributes.json
index f02695e3..68ccd18d 100644
--- a/shared/deprecated_attributes.json
+++ b/shared/deprecated_attributes.json
@@ -879,6 +879,104 @@
       },
       "alias": ["user_agent.original"]
     },
+    {
+      "key": "lcp.element",
+      "brief": "The dom element responsible for the largest contentful paint.",
+      "type": "string",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": "img",
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.element",
+        "reason": "The LCP element is now recorded as a browser.web_vital.lcp.element attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.element"]
+    },
+    {
+      "key": "lcp.id",
+      "brief": "The id of the dom element responsible for the largest contentful paint.",
+      "type": "string",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": "#hero",
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.id",
+        "reason": "The LCP id is now recorded as a browser.web_vital.lcp.id attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.id"]
+    },
+    {
+      "key": "lcp.loadTime",
+      "brief": "The time it took for the LCP element to be loaded",
+      "type": "integer",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": 1402,
+      "sdks": ["javascript-browser"],
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.load_time",
+        "reason": "The LCP load time is now recorded as a browser.web_vital.lcp.load_time attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.load_time"]
+    },
+    {
+      "key": "lcp.renderTime",
+      "brief": "The time it took for the LCP element to be rendered",
+      "type": "integer",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": 1685,
+      "sdks": ["javascript-browser"],
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.render_time",
+        "reason": "The LCP render time is now recorded as a browser.web_vital.lcp.render_time attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.render_time"]
+    },
+    {
+      "key": "lcp.size",
+      "brief": "The size of the largest contentful paint element.",
+      "type": "integer",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": 1234,
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.size",
+        "reason": "The LCP size is now recorded as a browser.web_vital.lcp.size attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.size"]
+    },
+    {
+      "key": "lcp.url",
+      "brief": "The url of the dom element responsible for the largest contentful paint.",
+      "type": "string",
+      "pii": {
+        "key": "maybe"
+      },
+      "is_in_otel": false,
+      "example": "https://example.com",
+      "deprecation": {
+        "replacement": "browser.web_vital.lcp.url",
+        "reason": "The LCP url is now recorded as a browser.web_vital.lcp.url attribute.",
+        "_status": "backfill"
+      },
+      "alias": ["browser.web_vital.lcp.url"]
+    },
     {
       "key": "net.host.ip",
       "brief": "Local address of the network connection - IP address or Unix domain socket name.",