For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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DocumentationAPI ReferenceChangelogDiscord
  • Voices
    • POSTCreate voice
    • GETList voices
    • DELDelete voice
  • Text-to-Speech (TTS)
    • WSSStream Input
    • STREAMText-to-Speech (Streamed JSON)
    • POSTText-to-Speech (Streamed File)
    • POSTText-to-Speech (Json)
    • POSTText-to-Speech (File)
    • POSTVoice Conversion (Streamed File)
    • STREAMVoice Conversion (Streamed JSON)
  • Speech-to-speech (EVI)
    • WSSChat
      • WSSControl Plane
      • POSTSend Message
  • Expression Measurement API
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Speech-to-speech (EVI)Control Plane

Send Message

POST
https://api.hume.ai/v0/evi/chat/:chat_id/send
POST
/v0/evi/chat/:chat_id/send
$curl -X POST https://api.hume.ai/v0/evi/chat/chat_id/send \
>     -H "X-Hume-Api-Key: <apiKey>" \
>     -H "Content-Type: application/json" \
>     -d '{
>  "type": "pause_assistant_message"
>}'
1{}
Send a message to a specific chat.
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Built with

Authentication

X-Hume-Api-Keystring
API Key authentication via header

Path parameters

chat_idstringRequired

Request

This endpoint expects an object.
SessionSettingsobjectRequired
OR
UserInputobjectRequired
OR
AssistantInputobjectRequired
OR
ToolResponseMessageobjectRequired
OR
ToolErrorMessageobjectRequired
OR
PauseAssistantMessageobjectRequired
OR
ResumeAssistantMessageobjectRequired

Response

Successful Response

Errors

422
Unprocessable Entity Error