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Update Speech Engine

An MCP tool from the ElevenLabs API server, hosted on mcp.hjlabs.in.

Update Speech Engine Update a Speech Engine resource (partial update) [PATCH /v1/speech-engine/{speech_engine_id}]

Name on the gateway: elevenlabs_api__update_speech_engine · may change things.

Parameters

Name	Type	Description
`speech_engine_id` required	`string`	The speech engine ID (accepts seng_ or agent_ prefix)
`name`	`string`	Name
`speech_engine`	`object`	SpeechEngineConfig
`asr`	`object`	ASRConversationalConfig
`tts`	`object`	TTSConversationalConfig
`turn`	`object`	BaseTurnConfig
`vad`	`object`	VADConfig
`conversation`	`object`	ConversationConfig
`privacy`	`object`	PrivacyConfig
`call_limits`	`object`	AgentCallLimits
`auth`	`object`	Who may start a conversation with this speech engine
`language`	`string`	Language
`cascade_timeout_seconds`	`number`	Time in seconds to wait for the upstream speech engine endpoint to respond…
`tags`	`array`	Tags
`overrides`	`object`	SpeechEngineConversationInitiationClientDataConfig

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments

{
  "name": "elevenlabs_api__update_speech_engine",
  "arguments": {
    "speech_engine_id": "…"
  }
}

Or connect the ElevenLabs API server directly, which lists 487 tools including this one:

Run in your terminal

claude mcp add --transport http hj-elevenlabs-api https://mcp.hjlabs.in/mcp/elevenlabs-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Use the update speech engine tool with speech_engine_id set to ….