aid: vapi
url: https://raw.githubusercontent.com/api-evangelist/vapi/refs/heads/main/apis.yml
name: Vapi
x-type: company
description: >-
  Vapi is a voice AI agents platform for building, testing, and deploying real-time voice
  agents across phone, web, and SIP. The Vapi REST API exposes assistants, calls, chats,
  campaigns, phone numbers, tools, files, squads, sessions, structured outputs, and analytics,
  plus server/client webhook events. A published OpenAPI spec is available at
  https://api.vapi.ai/api-json.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - AI
  - Voice
  - Agents
  - Realtime
  - CPaaS
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: vapi:platform
    name: Vapi Platform API
    description: >-
      REST API for managing Vapi voice AI agents. Supports CRUD on Assistants, Squads, Calls,
      Chats, Campaigns, Sessions, Phone Numbers, Tools, Files, Structured Outputs, Insight,
      Eval, Observability, and Analytics. Auth is bearer token; base URL is
      https://api.vapi.ai.
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.vapi.ai/api-reference
    baseURL: https://api.vapi.ai
    tags:
      - Voice
      - Agents
      - Calls
      - Phone Numbers
      - Realtime
    properties:
      - type: Documentation
        url: https://docs.vapi.ai/api-reference
      - type: OpenAPI
        url: openapi/vapi-openapi.yml
      - type: SignUp
        url: https://dashboard.vapi.ai/
      - type: Pricing
        url: https://vapi.ai/pricing
  - aid: vapi:webhooks
    name: Vapi Webhooks API
    description: >-
      Server- and client-side webhook events emitted by Vapi during voice sessions, including
      end-of-call reports, transcripts, function calls, status updates, and tool invocations.
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.vapi.ai/server-url
    baseURL: https://docs.vapi.ai
    tags:
      - Webhooks
      - Events
      - Voice
    properties:
      - type: Documentation
        url: https://docs.vapi.ai/server-url
common:
  - type: Website
    url: https://vapi.ai/
  - type: Documentation
    url: https://docs.vapi.ai/
  - type: OpenAPI
    url: openapi/vapi-openapi.yml
  - type: Plans
    url: plans/vapi-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/vapi-rate-limits.yml
  - type: FinOps
    url: finops/vapi-finops.yml
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com