insights(agents): use SpanFields in models table

Co-authored-by: Ogi <obostjancic@users.noreply.github.com>

Author: cursoragent

static/app/views/insights/pages/agents/components/modelsTable.tsx

@@ -38,6 +38,7 @@ import {getAIGenerationsFilter} from 'sentry/views/insights/pages/agents/utils/q
 import {Referrer} from 'sentry/views/insights/pages/agents/utils/referrers';
 import {DurationCell} from 'sentry/views/insights/pages/platform/shared/table/DurationCell';
 import {NumberCell} from 'sentry/views/insights/pages/platform/shared/table/NumberCell';
+import {SpanFields} from 'sentry/views/insights/types';
 
 interface TableData {
   avg: number;
@@ -100,7 +101,7 @@ export function ModelsTable() {
   const modelsRequest = useSpans(
     {
       fields: [
-        'gen_ai.response.model',
+        SpanFields.GEN_AI_RESPONSE_MODEL,
         'sum(gen_ai.usage.input_tokens)',
         'sum(gen_ai.usage.output_tokens)',
         'sum(gen_ai.usage.output_tokens.reasoning)',
@@ -126,7 +127,7 @@ export function ModelsTable() {
     }
 
     return modelsRequest.data.map(span => ({
-      model: span['gen_ai.response.model'],
+      model: span[SpanFields.GEN_AI_RESPONSE_MODEL],
       requests: span['count()'] ?? 0,
       avg: span['avg(span.duration)'] ?? 0,
       p95: span['p95(span.duration)'] ?? 0,
@@ -223,9 +224,9 @@ const BodyCell = memo(function BodyCell({
         yAxes: ['avg(span.duration)'],
       },
     ],
-    query: `gen_ai.response.model:${dataRow.model}`,
+    query: `${SpanFields.GEN_AI_RESPONSE_MODEL}:${dataRow.model}`,
     field: [
-      'gen_ai.response.model',
+      SpanFields.GEN_AI_RESPONSE_MODEL,
       'gen_ai.operation.name',
       'gen_ai.usage.input_tokens',
       'gen_ai.usage.output_tokens',
@@ -268,7 +269,7 @@ const BodyCell = memo(function BodyCell({
         <ErrorCell
           value={dataRow.errors}
           target={getExploreUrl({
-            query: `${query} span.status:internal_error gen_ai.response.model:"${dataRow.model}"`,
+            query: `${query} span.status:internal_error ${SpanFields.GEN_AI_RESPONSE_MODEL}:"${dataRow.model}"`,
             organization,
             selection,
             referrer: Referrer.MODELS_TABLE,