May 12, 2025 | ElevenLabs Documentation

Downgraded Plan Pricing Fix: Fixed an issue where customers with downgraded subscriptions were shown their current price instead of the correct future price.

Edit Knowledge Base Document Names: You can now edit the names of knowledge base documents.
See: Knowledge Base
Conversation Simulation: Released a new endpoint that allows you to test an agent over text

Export Paragraphs as Zip: Added support for exporting separated paragraphs in a zip file.
See: Studio

Update metadata for a speaker
PATCH /v1/dubbing/resource/{dubbing_id}/speaker/{speaker_id}
Amend the metadata associated with a speaker, such as their voice. Both voice cloning and using voices from the ElevenLabs library are supported.
Search similar voices for a speaker
GET /v1/dubbing/resource/{dubbing_id}/speaker/{speaker_id}/similar-voices
Fetch the top 10 similar voices to a speaker, including IDs, names, descriptions, and sample audio.
Simulate a conversation
POST /v1/convai/agents/{agent_id}/simulate_conversation
Run a conversation between the agent and a simulated user.
Simulate a conversation (stream)
POST /v1/convai/agents/{agent_id}/simulate_conversation/stream
Stream a simulated conversation between the agent and a simulated user.
Handle outbound call via SIP trunk
POST /v1/convai/sip-trunk/outbound-call
Initiate an outbound call using SIP trunking.

List conversations
GET /v1/convai/conversations
Added call_start_after_unix query parameter to filter conversations by start date.
Update knowledge base document
PATCH /v1/convai/knowledge-base/{documentation_id}
Now supports updating the name of a document.
Text to Speech endpoints
The default model for all TTS endpoints is now eleven_multilingual_v2 (was eleven_monolingual_v1).