> ## Documentation Index
> Fetch the complete documentation index at: https://devs.izap.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Log in with email and password

> Authenticates with the fastapi-users `OAuth2PasswordRequestForm` convention: the account email is sent in the `username` field. Returns an access token, a first-party refresh token, and the token type.



## OpenAPI

````yaml /api-reference/openapi.json post /api/v1/auth/jwt/login
openapi: 3.1.0
info:
  title: iZap API
  version: v1
  description: Public REST API for the iZap WhatsApp business messaging platform.
  contact:
    name: iZap API Support
    email: suporte@izap.ai
  license:
    name: MIT
    url: https://opensource.org/licenses/MIT
servers:
  - url: https://api.izap.ai
    description: Production
  - url: https://api-staging.izap.ai
    description: Staging
security:
  - bearerAuth: []
tags:
  - name: Auth
    description: Login and token refresh.
  - name: OAuth
    description: OAuth 2.1 / PKCE authorization for third-party and MCP clients.
  - name: Businesses
    description: Business profile, hours, menus, and chatbot configuration.
  - name: Chats
    description: Conversations, messages, and template sends.
  - name: Scheduling
    description: Customers, services, providers, and bookings (Trinks-backed).
  - name: WhatsApp Templates
    description: Manage and sync WhatsApp message templates.
  - name: Transmissions
    description: Bulk WhatsApp template broadcasts.
  - name: Me
    description: The authenticated user's own profile and active business.
paths:
  /api/v1/auth/jwt/login:
    post:
      tags:
        - Auth
      summary: Log in with email and password
      description: >-
        Authenticates with the fastapi-users `OAuth2PasswordRequestForm`
        convention: the account email is sent in the `username` field. Returns
        an access token, a first-party refresh token, and the token type.
      operationId: loginWithPassword
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
                - username
                - password
              properties:
                username:
                  type: string
                  format: email
                  description: Account email address.
                password:
                  type: string
                  format: password
      responses:
        '200':
          description: Authenticated successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TokenPair'
              example:
                access_token: eyJhbGciOiJIUzI1NiIs...
                refresh_token: R0k3q1n7x9...
                token_type: bearer
        '400':
          description: Invalid credentials.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
              example:
                detail: LOGIN_BAD_CREDENTIALS
      security: []
components:
  schemas:
    TokenPair:
      type: object
      properties:
        access_token:
          type: string
        refresh_token:
          type: string
        token_type:
          type: string
          example: bearer
    Error:
      type: object
      properties:
        detail:
          type: string
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >-
        JWT access token obtained from POST /api/v1/auth/jwt/login, the OAuth
        token endpoint, or a business-scoped API token. Some
        Business/Chat/Template/Scheduling endpoints alternatively accept HTTP
        Basic credentials scoped to the business slug.

````