VoiceCallingAI API

Build AI voice calling into your product: place calls with a single request, and receive a signed webhook with the conversation’s outcome seconds after the call ends.

• Quickstart — from API key to your first webhook in ~10 minutes.
• Authentication · Errors · Rate limits · Concepts
• Reference: Calls · Making calls · Contacts & opt-outs · Wallet · Webhook subscriptions
• Webhooks guide — events, payloads, signature verification, retries.
• Downloads: openapi.yaml · Postman collection

Base URL: https://api.voicecallingai.com/v1 · All requests and responses are JSON over HTTPS.