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Update Phone Number

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

Update Phone Number Update assigned agent of a phone number [PATCH /v1/convai/phone-numbers/{phone_number_id}]

Name on the gateway: elevenlabs_api__update_phone_number_route · may change things.

Parameters

Name	Type	Description
`phone_number_id` required	`string`	The phone number ID. This is returned when a phone number…
`agent_id`	`string`	Agent Id
`label`	`string`	Label
`inbound_trunk_config`	`object`	InboundSIPTrunkConfigRequestModel
`outbound_trunk_config`	`object`	OutboundSIPTrunkConfigRequestModel
`livekit_stack`	`standard \| static`	LivekitStackType
`store_sip_messages`	`boolean`	Store Sip Messages
`environment`	`string`	Environment to use for resolving environment variables on calls to this number.
`branch_id`	`string`	Agent branch to use for calls to this number.

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_phone_number_route",
  "arguments": {
    "phone_number_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 phone number tool with phone_number_id set to ….