Legs

Attach a VAPI agent to a leg

Bridges audio bidirectionally with a VAPI conversational AI agent. Standalone legs use direct audio; legs in a room use mixer taps.

post/legs/{id}/agent/vapi

Request body

assistant_idstring required

VAPI assistant ID

first_messagestring

Override the agent's first message

variable_valuesobject

Key-value pairs passed as VAPI variable values (assistantOverrides.variableValues)

api_keystring

API key override (falls back to VAPI_API_KEY env var)

Agent started

instance_idstring

Instance identifier

statusstring required

Changed in 2 of the 67 revisions of this API.11

Mar 26, 20267856459e2b721See the full diff
- ○
  endpoint added
  endpoint-added
This revision also has 1 change that name no endpoint, such as unreferenced schemas being removed. See the revision's changelog
Mar 26, 2026d09c97c6ca8c1See the full diff
- ▲
  api path removed without deprecation
  api-path-removed-without-deprecation
This revision also has 40 changes that name no endpoint, such as unreferenced schemas being removed. See the revision's changelog