Vocode
Vocode is an open-source Python library (vocode-core, MIT licensed) for building real-time, streaming voice AI agents that run over phone calls, plus a hosted REST API at https://api.vocode.dev/v1 (Bearer API key) for placing and managing outbound and inbound phone calls, configuring agents, voices, prompts, actions, phone numbers, and webhooks without operating the streaming infrastructure yourself.
Vocode publishes 9 API contracts indexed on the APIs.io network, including Actions API, Agents API, Calls API, and 6 more. Tagged areas include Voice AI, Voice Agents, Telephony, Conversational AI, and Phone Calls.
The Vocode catalog on APIs.io includes 1 Spectral governance ruleset.
Vocode’s developer surface includes authentication, documentation, and 8 more developer resources.
Kin Score
Standards implemented 1
Standards this provider implements or carries. De facto ones are profiled and measured by the API Commons; formal ones come from the standards directory and are linked by the provider's own tags. The evidence column says how each claim was established — not that it was made.
APIs 9
Individual APIs this provider publishes, each with its own machine-readable definition.
Vocode Realtime Streaming Conversation
Real-time, bidirectional streaming conversation pipeline (StreamingConversation) in the open-source library that wires transcription, agent response, and synthesis together; the...
Vocode Open Source Library
vocode-core, the MIT-licensed Python library for building voice-based LLM agents with pluggable STT, LLM, and TTS providers and Twilio/Vonage telephony, self-hosted and free, di...
Vocode Actions API
The Actions API from Vocode — 4 operation(s) for actions.
Vocode Agents API
The Agents API from Vocode — 4 operation(s) for agents.
Vocode Calls API
The Calls API from Vocode — 5 operation(s) for calls.
Vocode Numbers API
The Numbers API from Vocode — 6 operation(s) for numbers.
Vocode Usage API
The Usage API from Vocode — 1 operation(s) for usage.
Vocode Voices API
The Voices API from Vocode — 4 operation(s) for voices.
Vocode Webhooks API
The Webhooks API from Vocode — 4 operation(s) for webhooks.
Scroll for all 9
Open Collections 8
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
Vocode Hosted Actions API
OPEN COLLECTIONVocode Hosted Actions Agents API
OPEN COLLECTIONVocode Hosted Actions Calls API
OPEN COLLECTIONVocode Hosted Actions Numbers API
OPEN COLLECTIONVocode Hosted Actions Usage API
OPEN COLLECTIONVocode Hosted Actions Voices API
OPEN COLLECTIONVocode Hosted Actions Webhooks API
OPEN COLLECTIONVocode Hosted API
OPEN COLLECTIONScroll for all 8
Vocode API pricing
Not yet checked against Vocode's own pricing page. Compiled by API Evangelist on 2026-06-21 from www.vocode.dev; confirm before you rely on a figure. A free plan or tier is listed.
| Plan | Price |
|---|---|
| Open Source Library free | — |
| Hosted Free usage | — |
| Hosted Developer usage | — |
| Hosted Enterprise enterprise | — |
Plan details, limits and sources →
Rate limits
- Monthly Call Minutes: see plan (monthly_usage_limit_minutes via GET /v1/usage) minutes
- Concurrent Calls: see provider documentation concurrent calls
- Requests Per Minute (RPM): not published requests
Compiled by API Evangelist, not yet checked against Vocode's documentation. All 5 limits →
Pricing Plans 1
Published pricing tiers and plan structures.
Vocode Plans Pricing
PLANSRate Limits 1
Documented rate limits and quota policies.
Vocode Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Vocode Finops
FINOPSSpectral Rules 1
Spectral governance rulesets for linting and validating these APIs. Counts are the severity each rule declares, not results of running them.
Vocode API Rules
SPECTRALSecurity Posture 2
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access (API Evangelist recommendations) 1
Recommended x-agentic-access execution contracts for AI agents.
Resources
Documentation 1
Reference material describing how the API behaves
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Build 1
SDKs, sample code, and the tooling you integrate with
Access & Security 2
Authentication, authorization, and security posture
Operate 1
Status, limits, changes, and where to get help
Commercial 2
Pricing, plans, and the legal terms of use
Company 2
The organization behind the API
Source (apis.yml)
Vocode API — frequently asked questions
Does Vocode have an API?
Yes. APIs.io lists 9 APIs from Vocode, including Vocode Realtime Streaming Conversation, Vocode Open Source Library and Vocode Actions API, and 6 more.
Is there an OpenAPI specification for the Vocode API?
Yes. APIs.io indexes 7 OpenAPI specifications for Vocode, each linked for download from this page.
How do I authenticate with the Vocode API?
Vocode uses bearer-token authentication (http · 1 scheme). The details are profiled on APIs.io as Vocode Authentication.
How much does the Vocode API cost?
APIs.io lists 4 pricing plans for Vocode, with each plan's price, limits and inclusions under Pricing on this page.
Is the Vocode API ready for AI agents?
Vocode has a Kin Score of 25.9 out of 100 (emerging) and an Agent Readiness score of 24.0 (agent-aware), scored by API Evangelist on 2026-11-13.
Work with this as data
Every provider here is available over the APIs.io API and to AI agents over MCP.