Vapi

aid: vapi
url: https://raw.githubusercontent.com/api-evangelist/vapi/refs/heads/main/apis.yml
name: Vapi
kind: 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-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
  - AI
  - Voice
  - Agents
  - Realtime
  - CPaaS
created: '2026-05-08'
modified: '2026-05-19'
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-images.s3.amazonaws.com/shared/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-images.s3.amazonaws.com/shared/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: GitHubOrganization
    url: https://github.com/VapiAI
  - type: LinkedIn
    url: https://www.linkedin.com/company/vapi-ai
  - 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
  - type: LLMsTxt
    url: https://vapi.ai/llms.txt
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com