diff --git a/package.json b/package.json
index d0a3a68f..ce477a1a 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,8 @@
     "react-navigation-shared-element": "^3.1.3",
     "rn-slick-bottom-tabs": "^1.1.1",
     "styled-components": "^5.3.6",
-    "yarn": "^1.22.19"
+    "yarn": "^1.22.19",
+    "zod": "^3.21.4"
   },
   "devDependencies": {
     "@babel/core": "^7.20.0",
diff --git a/src/api/HttpClient.ts b/src/api/HttpClient.ts
index 8b9a7461..c235a506 100644
--- a/src/api/HttpClient.ts
+++ b/src/api/HttpClient.ts
@@ -6,10 +6,11 @@ import axios, {
   AxiosResponse,
   InternalAxiosRequestConfig,
 } from "axios"
-import { PolimiToken, PoliNetworkToken, Tokens } from "contexts/login"
+import { PolimiToken, PoliNetworkToken, Tokens, tokensSchema } from "./schemas"
 import AsyncStorage from "@react-native-async-storage/async-storage"
 import { wait } from "utils/functions"
 import { Alert } from "react-native"
+import { z } from "zod"
 
 /*Docs used to make this:
 Singleton:
@@ -76,9 +77,14 @@ declare module "axios" {
     waitingTime?: number //seconds
     readonly retryCount?: number
     authType?: AuthType
+    zodSchema?: z.ZodSchema
   }
 }
 
+type InferrableAxiosRequestConfig<T> = AxiosRequestConfig & {
+  zodSchema?: z.ZodSchema<T>
+}
+
 /**
  * Singleton object which manages requests and retries
  * to PoliNetwork Server and Polimi Server.
@@ -188,6 +194,9 @@ export class HttpClient extends EventEmitter {
    * does (or will do) something before `.then` is called
    * */
   private _handleResponse = (res: AxiosResponse): AxiosResponse => {
+    if (res.config.zodSchema) {
+      res.config.zodSchema.parse(res.data)
+    }
     return res
   }
 
@@ -289,7 +298,9 @@ export class HttpClient extends EventEmitter {
     throw error
   }
 
-  callPolimi<T = void>(options: AxiosRequestConfig): CancellableApiRequest<T> {
+  callPolimi<T = void>(
+    options: InferrableAxiosRequestConfig<T>
+  ): CancellableApiRequest<T> {
     const controller = new AbortController()
     const request = this.polimiInstance.request<T>({
       ...options,
@@ -302,7 +313,7 @@ export class HttpClient extends EventEmitter {
   }
 
   callPoliNetwork<T = void>(
-    options: AxiosRequestConfig
+    options: InferrableAxiosRequestConfig<T>
   ): CancellableApiRequest<T> {
     const controller = new AbortController()
     const request = this.poliNetworkInstance.request<T>({
@@ -315,7 +326,9 @@ export class HttpClient extends EventEmitter {
     return request
   }
 
-  callGeneral<T = void>(options: AxiosRequestConfig): CancellableApiRequest<T> {
+  callGeneral<T = void>(
+    options: InferrableAxiosRequestConfig<T>
+  ): CancellableApiRequest<T> {
     const controller = new AbortController()
     const request = this.generalInstance.request<T>({
       ...options,
@@ -419,8 +432,7 @@ export class HttpClient extends EventEmitter {
   async loadTokens() {
     const tokens = await AsyncStorage.getItem("api:tokens")
     if (tokens) {
-      // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
-      const parsedTokens: Tokens = JSON.parse(tokens)
+      const parsedTokens: Tokens = tokensSchema.parse(JSON.parse(tokens))
       console.log("Loaded tokens from local storage")
       this.polimiToken = parsedTokens.polimiToken
       this.poliNetworkToken = parsedTokens.poliNetworkToken
diff --git a/src/api/collections/articles.ts b/src/api/collections/articles.ts
index 526a319f..b628bd47 100644
--- a/src/api/collections/articles.ts
+++ b/src/api/collections/articles.ts
@@ -2,54 +2,7 @@
 import { mapAxiosRequest } from "api/mapAxiosRequest"
 import { ApiCollection } from "api/useApiCall"
 import { HttpClient, RequestOptions } from "../HttpClient"
-
-export interface Tags {
-  tags: Tag[]
-}
-
-export interface Tag {
-  name: string
-  image: string
-  blurhash: string
-}
-
-export interface Articles {
-  articles: Article[]
-  start: string | null
-  end: string | null
-  tag: string | null
-  author_id: number | null
-  title: string | null
-}
-interface ArticleAuthor {
-  name?: string
-  link?: string
-  image?: string
-}
-
-export interface Article {
-  id: number
-  tag_id: string
-  latitude?: number
-  longitude?: number
-  publish_time: string
-  target_time?: string
-  hidden_until?: string
-  content: {
-    it?: ArticleParams
-    en?: ArticleParams
-  }
-  image?: string
-  blurhash?: string
-  author?: ArticleAuthor
-}
-
-interface ArticleParams {
-  content: string
-  title: string
-  subtitle: string
-  url: string
-}
+import { articlesSchema, tagsSchema } from "api/schemas"
 
 const client = HttpClient.getInstance()
 
@@ -86,7 +39,7 @@ export const articles = {
     params: { tag: string; limit: number; offset: number },
     options?: RequestOptions
   ) {
-    const request = client.callPoliNetwork<Articles>({
+    const request = client.callPoliNetwork({
       url: "/v1/articles",
       method: "GET",
       params: {
@@ -96,6 +49,7 @@ export const articles = {
         tag: params.tag,
         sort: "date",
       },
+      zodSchema: articlesSchema,
       ...options,
     })
     return mapAxiosRequest(request, res => res.articles)
@@ -109,10 +63,11 @@ export const articles = {
    * @param options see {@link RequestOptions}
    */
   getLastArticleByTag(params: { tag: string }, options?: RequestOptions) {
-    const request = client.callPoliNetwork<Articles>({
+    const request = client.callPoliNetwork({
       url: "/v1/articles",
       method: "GET",
       params: { tag: params.tag, limit: 1, sort: "date", platform: 1 },
+      zodSchema: articlesSchema,
       ...options,
     })
     return mapAxiosRequest(request, res => res.articles[0])
@@ -122,9 +77,10 @@ export const articles = {
    * Retrieves Tags (news categories) from PoliNetwork server.
    */
   getTags(_params?: Record<string, unknown>, options?: RequestOptions) {
-    const request = client.callPoliNetwork<Tags>({
+    const request = client.callPoliNetwork({
       url: "/v1/tags",
       method: "GET",
+      zodSchema: tagsSchema,
       ...options,
     })
 
diff --git a/src/api/collections/auth.ts b/src/api/collections/auth.ts
index 35fd7876..8e9b8115 100644
--- a/src/api/collections/auth.ts
+++ b/src/api/collections/auth.ts
@@ -1,7 +1,7 @@
 import { mapAxiosRequest } from "api/mapAxiosRequest"
 import { ApiCollection } from "api/useApiCall"
-import { PolimiToken } from "contexts/login"
 import { HttpClient, RequestOptions } from "../HttpClient"
+import { polimiTokenSchema } from "api/schemas"
 
 const client = HttpClient.getInstance()
 
@@ -15,13 +15,14 @@ export const auth = {
    * @returns polimi accessToken and refreshToken
    */
   getPolimiToken(params: { authcode: string }, options?: RequestOptions) {
-    const request = client.callPolimi<PolimiToken>({
+    const request = client.callPolimi({
       url: `/rest/jaf/oauth/token/get/${params.authcode}`,
       method: "GET",
-      ...options,
       headers: {
         accept: "application/json",
       },
+      zodSchema: polimiTokenSchema,
+      ...options,
     })
     return mapAxiosRequest(request, res => res)
   },
diff --git a/src/api/collections/event.ts b/src/api/collections/event.ts
index 1ff465db..71828032 100644
--- a/src/api/collections/event.ts
+++ b/src/api/collections/event.ts
@@ -1,102 +1,7 @@
 import { mapAxiosRequest } from "api/mapAxiosRequest"
 import { ApiCollection } from "api/useApiCall"
 import { AuthType, HttpClient, RequestOptions } from "../HttpClient"
-import { EventType } from "utils/events"
-
-/* eslint-disable @typescript-eslint/naming-convention */
-export interface Event {
-  event_id: number
-  date_start: string
-  date_end: string
-  show_agenda: boolean
-  matricola?: string
-  title: {
-    it: string
-    en: string
-  }
-  event_type: {
-    typeId: EventType
-    type_dn: {
-      it: string
-      en: string
-    }
-  }
-  event_subtype?: string
-  calendar: {
-    calendar_id: number
-    calendar_dn: {
-      it: string
-      en: string
-    }
-  }
-  room?: {
-    room_id: number
-    acronym_dn: string
-    classroom_id: number
-    room_dn: string
-  }
-  //used by Timetable to store color
-  lectureColor?: string
-}
-
-export interface RemoteLink {
-  url: string
-  link_description: {
-    it: string
-    en: string
-  }
-}
-
-export interface Lecture {
-  event_id: number
-  room_id: number
-  date_start: string
-  date_end: string
-  class_code: number
-  teaching_description: {
-    it: string
-    en: string
-  }
-  lecturer: string
-  lecture_type: string
-  event_type: {
-    typeId: number
-    type_dn: {
-      it: string
-      en: string
-    }
-  }
-  calendar: {
-    calendar_id: number
-    calendar_dn: {
-      it: string
-      en: string
-    }
-  }
-  room: {
-    room_id: number
-    campus: string
-    address: string
-    floor: string
-    building: string
-    type: string
-    acronym_dn: string
-    coordinates: {
-      latitude: number
-      longitude: number
-    }
-    csi_id: string
-    csi_parent_id: string
-    classroom_id: number
-    room_dn: string
-  }
-  remote_links: RemoteLink[]
-}
-
-export interface LectureDetails {
-  lecture: Lecture
-  personal_event: Event
-}
+import { eventSchema, lectureDetailsSchema } from "api/schemas"
 
 const client = HttpClient.getInstance()
 
@@ -106,11 +11,13 @@ export const events = {
     options?: RequestOptions
   ) {
     const url = "/agenda/api/me/" + params.matricola + "/events"
-    const request = client.callPolimi<Event[]>({
+    const request = client.callPolimi({
       url,
       method: "GET",
       authType: AuthType.POLIMI,
+      // eslint-disable-next-line @typescript-eslint/naming-convention
       params: { start_date: params.startDate, n_events: params.nEvents },
+      zodSchema: eventSchema.array(),
       ...options,
     })
     return mapAxiosRequest(request, response => response)
@@ -121,10 +28,11 @@ export const events = {
     options?: RequestOptions
   ) {
     const url = `/agenda/api/me/${params.matricola}/lectures/${params.eventId}`
-    const request = client.callPolimi<LectureDetails>({
+    const request = client.callPolimi({
       url,
       method: "GET",
       authType: AuthType.POLIMI,
+      zodSchema: lectureDetailsSchema,
       ...options,
     })
     return mapAxiosRequest(request, response => response.lecture)
diff --git a/src/api/collections/groups.ts b/src/api/collections/groups.ts
index c933d363..c6ff0811 100644
--- a/src/api/collections/groups.ts
+++ b/src/api/collections/groups.ts
@@ -1,36 +1,8 @@
 import { mapAxiosRequest } from "api/mapAxiosRequest"
 import { ApiCollection } from "api/useApiCall"
 import { HttpClient, RequestOptions } from "../HttpClient"
-
-/* eslint-disable @typescript-eslint/naming-convention */
-
-export interface GroupOptions {
-  name?: string
-  year?: string
-  degree?: string
-  type?: string
-  platform?: string
-  language?: string
-  office?: string
-}
-
-export interface Group {
-  class: string | null
-  office?: string
-  id: string
-  degree?: string
-  school?: string
-  id_link: string
-  language?: string
-  type?: string
-  year: string | null //probably I should use  | null everywhere?
-  platform: string
-  permanentId?: number
-  LastUpdateInviteLinkTime?: string
-  linkfunzionante?: string
-  LinkType?: string
-  members?: string
-}
+import { groupSchema } from "api/schemas"
+import { z } from "zod"
 
 const client = HttpClient.getInstance()
 
@@ -44,12 +16,14 @@ export const groups = {
    */
 
   getFromGithub(_params?: Record<string, unknown>, options?: RequestOptions) {
-    const request = client.callGeneral<{
-      index_data: Group[]
-    }>({
+    const request = client.callGeneral({
       url: "https://raw.githubusercontent.com/PoliNetworkOrg/polinetworkWebsiteData/main/groupsGenerated.json",
       method: "GET",
       ...options,
+      zodSchema: z.object({
+        // eslint-disable-next-line @typescript-eslint/naming-convention
+        index_data: groupSchema.array(),
+      }),
     })
     return mapAxiosRequest(request, response => response.index_data)
   },
diff --git a/src/api/schemas/articles.ts b/src/api/schemas/articles.ts
new file mode 100644
index 00000000..d6ee22ef
--- /dev/null
+++ b/src/api/schemas/articles.ts
@@ -0,0 +1,55 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { z } from "zod"
+
+export const tagSchema = z.object({
+  name: z.string(),
+  image: z.string(),
+  blurhash: z.string(),
+})
+export type Tag = z.infer<typeof tagSchema>
+
+export const tagsSchema = z.object({
+  tags: z.array(tagSchema),
+})
+export type Tags = z.infer<typeof tagsSchema>
+
+const articleAuthorSchema = z.object({
+  name: z.string().optional(),
+  link: z.string().optional(),
+  image: z.string().optional(),
+})
+
+const articlesParamsSchema = z.object({
+  content: z.string(),
+  title: z.string(),
+  subtitle: z.string(),
+  url: z.string(),
+})
+
+export const articleSchema = z.object({
+  id: z.number(),
+  tag_id: z.string(),
+  latitude: z.number().optional(),
+  longitude: z.number().optional(),
+  publish_time: z.string(),
+  target_time: z.string().optional(),
+  hidden_until: z.string().optional(),
+  content: z.object({
+    it: articlesParamsSchema,
+    en: articlesParamsSchema,
+  }),
+  image: z.string().optional(),
+  blurhash: z.string().optional(),
+  author: articleAuthorSchema.optional(),
+})
+export type Article = z.infer<typeof articleSchema>
+
+export const articlesSchema = z.object({
+  articles: z.array(articleSchema),
+  start: z.string().optional(),
+  end: z.string().optional(),
+  tag: z.string().optional(),
+  author_id: z.number().optional(),
+  title: z.string().optional(),
+})
+export type Articles = z.infer<typeof articlesSchema>
diff --git a/src/api/schemas/auth.ts b/src/api/schemas/auth.ts
new file mode 100644
index 00000000..f58774fa
--- /dev/null
+++ b/src/api/schemas/auth.ts
@@ -0,0 +1,26 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { z } from "zod"
+
+export const poliNetworkTokenSchema = z.object({
+  access_token: z.string(),
+  expires_in: z.number(),
+  ext_expires_in: z.number(),
+  id_token: z.string(),
+  refresh_token: z.string(),
+  scope: z.string(),
+  token_type: z.string(),
+})
+export type PoliNetworkToken = z.infer<typeof poliNetworkTokenSchema>
+
+export const polimiTokenSchema = z.object({
+  accessToken: z.string(),
+  expiresIn: z.number(),
+  refreshToken: z.string(),
+})
+export type PolimiToken = z.infer<typeof polimiTokenSchema>
+
+export const tokensSchema = z.object({
+  polimiToken: polimiTokenSchema,
+  poliNetworkToken: poliNetworkTokenSchema,
+})
+export type Tokens = z.infer<typeof tokensSchema>
diff --git a/src/api/schemas/event.ts b/src/api/schemas/event.ts
new file mode 100644
index 00000000..094bdd63
--- /dev/null
+++ b/src/api/schemas/event.ts
@@ -0,0 +1,80 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { z } from "zod"
+import { translatedStringSchema } from "./generals"
+import { EventType } from "utils/events"
+
+const eventTypeSchema = z.object({
+  typeId: z.nativeEnum(EventType),
+  type_dn: translatedStringSchema,
+})
+
+const calendarTypeSchema = z.object({
+  calendar_id: z.number(),
+  calendar_dn: translatedStringSchema,
+})
+
+export const eventSchema = z.object({
+  event_id: z.number(),
+  date_start: z.string(),
+  date_end: z.string(),
+  show_agenda: z.boolean(),
+  matricola: z.string().optional(),
+  title: translatedStringSchema,
+  event_type: eventTypeSchema,
+  event_subtype: z.string().optional(),
+  calendar: calendarTypeSchema,
+  room: z
+    .object({
+      room_id: z.number(),
+      acronym_dn: z.string(),
+      classroom_id: z.number(),
+      room_dn: z.string(),
+    })
+    .optional(),
+  lectureColor: z.string().optional(),
+})
+export type Event = z.infer<typeof eventSchema>
+
+export const remoteLinkSchema = z.object({
+  url: z.string(),
+  link_description: translatedStringSchema,
+})
+export type RemoteLink = z.infer<typeof remoteLinkSchema>
+
+export const lectureSchema = z.object({
+  event_id: z.number(),
+  room_id: z.number(),
+  date_start: z.string(),
+  date_end: z.string(),
+  class_code: z.number(),
+  teaching_description: translatedStringSchema,
+  lecturer: z.string(),
+  lecture_type: z.string(),
+  event_type: eventTypeSchema,
+  calendar: calendarTypeSchema,
+  room: z.object({
+    room_id: z.number(),
+    campus: z.string(),
+    address: z.string(),
+    floor: z.string(),
+    building: z.string(),
+    type: z.string(),
+    acronym_dn: z.string(),
+    coordinates: z.object({
+      latitude: z.number(),
+      longitude: z.number(),
+    }),
+    csi_id: z.string(),
+    csi_parent_id: z.string(),
+    classroom_id: z.number(),
+    room_dn: z.string(),
+  }),
+  remote_links: z.array(remoteLinkSchema),
+})
+export type Lecture = z.infer<typeof lectureSchema>
+
+export const lectureDetailsSchema = z.object({
+  lecture: lectureSchema,
+  personal_event: eventSchema,
+})
+export type LectureDetails = z.infer<typeof lectureDetailsSchema>
diff --git a/src/api/schemas/generals.ts b/src/api/schemas/generals.ts
new file mode 100644
index 00000000..2a57afc8
--- /dev/null
+++ b/src/api/schemas/generals.ts
@@ -0,0 +1,7 @@
+import { z } from "zod"
+
+export const translatedStringSchema = z.object({
+  it: z.string(),
+  en: z.string(),
+})
+export type TranslatedString = z.infer<typeof translatedStringSchema>
diff --git a/src/api/schemas/groups.ts b/src/api/schemas/groups.ts
new file mode 100644
index 00000000..3c780c73
--- /dev/null
+++ b/src/api/schemas/groups.ts
@@ -0,0 +1,32 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { z } from "zod"
+
+export const groupOptionsSchema = z.object({
+  name: z.string().optional(),
+  year: z.string().optional(),
+  degree: z.string().optional(),
+  type: z.string().optional(),
+  platform: z.string().optional(),
+  language: z.string().optional(),
+  office: z.string().optional(),
+})
+export type GroupOptions = z.infer<typeof groupOptionsSchema>
+
+export const groupSchema = z.object({
+  class: z.string().nullable(),
+  office: z.string().optional(),
+  id: z.string(),
+  degree: z.string().optional(),
+  school: z.string().optional(),
+  id_link: z.string(),
+  language: z.string().optional(),
+  type: z.string().optional(),
+  year: z.string().nullable(),
+  platform: z.string(),
+  permanentId: z.number().optional(),
+  LastUpdateInviteLinkTime: z.string().optional(),
+  linkfunzionante: z.string().optional(),
+  LinkType: z.string().optional(),
+  members: z.string().optional(),
+})
+export type Group = z.infer<typeof groupSchema>
diff --git a/src/api/schemas/index.ts b/src/api/schemas/index.ts
new file mode 100644
index 00000000..2b43b23f
--- /dev/null
+++ b/src/api/schemas/index.ts
@@ -0,0 +1,5 @@
+export * from "./articles"
+export * from "./auth"
+export * from "./event"
+export * from "./generals"
+export * from "./groups"
diff --git a/src/components/Groups/ModalGroup.tsx b/src/components/Groups/ModalGroup.tsx
index 500f8fe7..b77be568 100644
--- a/src/components/Groups/ModalGroup.tsx
+++ b/src/components/Groups/ModalGroup.tsx
@@ -1,7 +1,7 @@
 import { FC } from "react"
 import { ViewStyle } from "react-native"
 import { usePalette } from "utils/colors"
-import { Group } from "api/collections/groups"
+import { Group } from "api/schemas"
 import { BodyText } from "components/Text"
 import { Modal } from "components/Modal"
 import { choosePlatformIcon } from "utils/groups"
diff --git a/src/components/Home/News/NewsBottomSheet.tsx b/src/components/Home/News/NewsBottomSheet.tsx
index 0d3d9c49..9a809ba2 100644
--- a/src/components/Home/News/NewsBottomSheet.tsx
+++ b/src/components/Home/News/NewsBottomSheet.tsx
@@ -5,7 +5,7 @@ import BottomSheet, {
   BottomSheetScrollViewMethods,
 } from "@gorhom/bottom-sheet"
 
-import { Article } from "api/collections/articles"
+import { Article } from "api/schemas"
 import {
   NewsPreferencesContext,
   Preference,
diff --git a/src/components/Home/News/NewsManager.tsx b/src/components/Home/News/NewsManager.tsx
index 132895f1..c8f55d14 100644
--- a/src/components/Home/News/NewsManager.tsx
+++ b/src/components/Home/News/NewsManager.tsx
@@ -1,7 +1,7 @@
 import { useContext, useEffect, useState } from "react"
 
 import { api } from "api"
-import { Article, Tag } from "api/collections/articles"
+import { Article, Tag } from "api/schemas"
 import {
   TagWithData,
   NewsPreferencesContext,
diff --git a/src/components/TimeTable/LectureCard.tsx b/src/components/TimeTable/LectureCard.tsx
index e417f1f7..5b2382fd 100644
--- a/src/components/TimeTable/LectureCard.tsx
+++ b/src/components/TimeTable/LectureCard.tsx
@@ -1,7 +1,7 @@
 import { BodyText } from "components/Text"
 import { FC, useEffect } from "react"
 import { Pressable, StyleSheet } from "react-native"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import { usePalette } from "utils/colors"
 import {
   ATTACHED_LECTURES_MARGIN,
diff --git a/src/components/TimeTable/LectureInfo.tsx b/src/components/TimeTable/LectureInfo.tsx
index 53f8e1d8..6a76c28d 100644
--- a/src/components/TimeTable/LectureInfo.tsx
+++ b/src/components/TimeTable/LectureInfo.tsx
@@ -2,7 +2,7 @@ import { BottomSheetScrollView } from "@gorhom/bottom-sheet"
 import { BodyText, Title } from "components/Text"
 import { FC, useContext, useMemo, useState } from "react"
 import { StyleSheet, View } from "react-native"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import { usePalette } from "utils/colors"
 import {
   TimetableDeducer,
diff --git a/src/components/TimeTable/RemoteLinkButton.tsx b/src/components/TimeTable/RemoteLinkButton.tsx
index 60230c14..4ed20e4e 100644
--- a/src/components/TimeTable/RemoteLinkButton.tsx
+++ b/src/components/TimeTable/RemoteLinkButton.tsx
@@ -1,4 +1,4 @@
-import { RemoteLink } from "api/collections/event"
+import { RemoteLink } from "api/schemas"
 import { Icon } from "components/Icon"
 import { FC } from "react"
 import { Linking, Pressable } from "react-native"
diff --git a/src/components/TimeTable/TimetableRow.tsx b/src/components/TimeTable/TimetableRow.tsx
index 94881aa5..6e668dd0 100644
--- a/src/components/TimeTable/TimetableRow.tsx
+++ b/src/components/TimeTable/TimetableRow.tsx
@@ -1,6 +1,6 @@
 import { FC } from "react"
 import { View } from "react-native"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import { ValidTableRow } from "utils/timetable"
 import { LectureCard } from "./LectureCard"
 import Animated, {
diff --git a/src/contexts/login.ts b/src/contexts/login.ts
index 029df325..b1fee293 100644
--- a/src/contexts/login.ts
+++ b/src/contexts/login.ts
@@ -3,27 +3,6 @@ import React from "react"
 
 /* eslint-disable @typescript-eslint/naming-convention */
 
-export interface PoliNetworkToken {
-  access_token: string
-  expires_in: number
-  ext_expires_in: number
-  id_token: string
-  refresh_token: string
-  scope: string
-  token_type: string
-}
-
-export interface PolimiToken {
-  accessToken: string
-  expiresIn: number
-  refreshToken: string
-}
-
-export interface Tokens {
-  polimiToken: PolimiToken
-  poliNetworkToken: PoliNetworkToken
-}
-
 export type LoginState =
   | {
       loggedIn: false
diff --git a/src/contexts/newsPreferences.ts b/src/contexts/newsPreferences.ts
index 27407618..10ebed67 100644
--- a/src/contexts/newsPreferences.ts
+++ b/src/contexts/newsPreferences.ts
@@ -1,5 +1,5 @@
 import React from "react"
-import { Tag } from "api/collections/articles"
+import { Tag } from "api/schemas"
 
 export type TagWithData = Tag & {
   /** The column in which the card has to be inserted */
diff --git a/src/navigation/NavigationTypes.ts b/src/navigation/NavigationTypes.ts
index b210d247..5f3f351a 100644
--- a/src/navigation/NavigationTypes.ts
+++ b/src/navigation/NavigationTypes.ts
@@ -22,7 +22,7 @@ import {
   useNavigation as nativeUseNav,
 } from "@react-navigation/native"
 import { StackScreenProps } from "@react-navigation/stack"
-import { Article } from "api/collections/articles"
+import { Article } from "api/schemas"
 import { Occupancies } from "api/collections/rooms"
 import {
   BuildingItem,
diff --git a/src/pages/Groups.tsx b/src/pages/Groups.tsx
index 22eddb40..48b20925 100644
--- a/src/pages/Groups.tsx
+++ b/src/pages/Groups.tsx
@@ -3,7 +3,7 @@ import { MainStackScreen } from "navigation/NavigationTypes"
 import { Linking, View } from "react-native"
 import { FiltersList } from "components/Groups/FiltersList"
 import { api } from "api"
-import { Group } from "api/collections/groups"
+import { Group } from "api/schemas"
 import {
   applyFilters,
   choosePlatformIcon,
diff --git a/src/pages/Login.tsx b/src/pages/Login.tsx
index 93f0c054..cf5b10c6 100644
--- a/src/pages/Login.tsx
+++ b/src/pages/Login.tsx
@@ -6,7 +6,11 @@ import WebView from "react-native-webview"
 import { usePalette } from "utils/colors"
 import { api } from "api"
 import { HttpClient } from "api/HttpClient"
-import { PolimiToken, PoliNetworkToken } from "contexts/login"
+import {
+  PolimiToken,
+  PoliNetworkToken,
+  poliNetworkTokenSchema,
+} from "api/schemas"
 import { NavBar } from "components/NavBar"
 
 // TODO: HANDLE ERRORS, this will break as soon as something goes wrong
@@ -132,8 +136,9 @@ export const Login: RootStackScreen<"Login"> = () => {
 
           if (url.startsWith(polinetworkTargetUrl)) {
             try {
-              // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
-              setPoliNetworkToken(JSON.parse(data))
+              setPoliNetworkToken(
+                poliNetworkTokenSchema.parse(JSON.parse(data))
+              )
               setCurrentURL(magicTokenUrl)
             } catch (e) {
               console.log("error while parsing!!")
diff --git a/src/pages/TimeTable.tsx b/src/pages/TimeTable.tsx
index 59dd0ea4..b0a6d358 100644
--- a/src/pages/TimeTable.tsx
+++ b/src/pages/TimeTable.tsx
@@ -10,7 +10,7 @@ import { Pressable, View } from "react-native"
 import { TimeLine } from "components/TimeTable/TimeLine"
 import { WeekLine } from "components/TimeTable/WeekLine"
 import { ScrollView } from "react-native-gesture-handler"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import { BodyText } from "components/Text"
 import { getUsableScreenHeight } from "utils/layout"
 import BottomSheet from "@gorhom/bottom-sheet"
diff --git a/src/pages/news/ArticlesList.tsx b/src/pages/news/ArticlesList.tsx
index 8c1b2cd4..fbe24e5b 100644
--- a/src/pages/news/ArticlesList.tsx
+++ b/src/pages/news/ArticlesList.tsx
@@ -2,7 +2,7 @@ import { useState, useEffect, useRef, useContext } from "react"
 import { View } from "react-native"
 
 import { api, RetryType } from "api"
-import { Article } from "api/collections/articles"
+import { Article } from "api/schemas"
 import { MainStackScreen, useNavigation } from "navigation/NavigationTypes"
 import { CardWithGradient } from "components/CardWithGradient"
 import { capitalize } from "utils/functions"
diff --git a/src/utils/articles.ts b/src/utils/articles.ts
index 8b37c94e..3a2ad05f 100644
--- a/src/utils/articles.ts
+++ b/src/utils/articles.ts
@@ -1,4 +1,4 @@
-import { Article } from "api/collections/articles"
+import { Article } from "api/schemas"
 
 const getArticleLanguage = (article: Article, language: string) => {
   if (language === "it") {
diff --git a/src/utils/carousel.ts b/src/utils/carousel.ts
index d5e76dde..3b589548 100644
--- a/src/utils/carousel.ts
+++ b/src/utils/carousel.ts
@@ -1,5 +1,5 @@
 import { i18n } from "../locales/i18n"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import { EventType } from "./events"
 
 export interface CarouselItem {
diff --git a/src/utils/groups.ts b/src/utils/groups.ts
index a4568140..348681e9 100644
--- a/src/utils/groups.ts
+++ b/src/utils/groups.ts
@@ -1,4 +1,4 @@
-import { Group } from "api/collections/groups"
+import { Group } from "api/schemas"
 import whatsapp from "assets/groups/whatsapp.svg"
 import facebook from "assets/groups/facebook.svg"
 import telegram from "assets/groups/telegram.svg"
diff --git a/src/utils/notifications.ts b/src/utils/notifications.ts
index 775ce3fa..048c492e 100644
--- a/src/utils/notifications.ts
+++ b/src/utils/notifications.ts
@@ -5,7 +5,7 @@ import {
   NotificationsChannels,
   ValidChannelId,
 } from "notifications/NotificationTypes"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import * as Notifications from "expo-notifications"
 export interface MinutesBeforeOptions {
   deadline?: number
diff --git a/src/utils/timetable.ts b/src/utils/timetable.ts
index fd4b1cc8..23b71115 100644
--- a/src/utils/timetable.ts
+++ b/src/utils/timetable.ts
@@ -1,6 +1,6 @@
 /* eslint-disable @typescript-eslint/naming-convention */
 import { api } from "api"
-import { Event } from "api/collections/event"
+import { Event } from "api/schemas"
 import * as FileSystem from "expo-file-system"
 import { EventType } from "./events"
 import { EventEmitter } from "events"
diff --git a/yarn.lock b/yarn.lock
index c3c7174b..e7bc1cbf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10960,3 +10960,8 @@ yocto-queue@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"
   integrity sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==
+
+zod@^3.21.4:
+  version "3.21.4"
+  resolved "https://registry.yarnpkg.com/zod/-/zod-3.21.4.tgz#10882231d992519f0a10b5dd58a38c9dabbb64db"
+  integrity sha512-m46AKbrzKVzOzs/DZgVnG5H55N1sv1M8qZU3A8RIKbs3mrACDNeIOeilDymVb2HdmP8uwshOCF4uJ8uM9rCqJw==