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ElevenLabs Changelog

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July 27, 2026

ElevenAgents Procedure APIs: Added eight public, branch-scoped operations for managing procedures. You can create, list, retrieve and remove procedures; create, retrieve or discard draft changes; and compile procedure drafts into an agent workflow. Procedure creation accepts name, content, type and trigger. An empty trigger creates a sub-procedure, while an omitted or null trigger is derived from…

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July 20, 2026

Music Music Finetunes API: Added API support for managing Music Finetunes. Five endpoints let you create a Finetune from uploaded audio, list accessible Finetunes, retrieve training status, update metadata and visibility, or delete a Finetune. Music generation SDK methods now expose finetune_id and finetune_strength (number, greater than 0 and at most 2; default 1). ElevenAgents Resolve external c…

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July 13, 2026

ElevenAgents Per-agent sentiment analysis: Platform settings add optional sentiment_analysis (SentimentAnalysisSettings) for post-call sentiment scoring configuration per agent.Auto-translate transcripts: Platform settings add optional auto_translate_transcript_to_app_language (boolean) to translate conversation transcripts to the viewer's app language in history.Nested agent transfers: Workflows…

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July 6, 2026

Music Stream music with details: Added Stream music with details (POST /v1/music/detailed/stream) for SSE streaming of composed audio plus detailed metadata, including composition plan, song metadata, base64 audio chunks and optional word timestamps via with_timestamps. ElevenAgents Simulate conversation deprecation: Simulate conversation and Stream simulate conversation are deprecated in favor of…

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June 29, 2026

ElevenAgents Branch merge and rebase previews: Added Preview merged configuration (GET /v1/convai/agents/{agent_id}/branches/{source_branch_id}/merge-preview) and preview rebased configuration (GET /v1/convai/agents/{agent_id}/branches/{branch_id}/rebase-preview) to inspect merged or rebased agent configuration before committing. Both return MergePreviewResponseModel with the resulting config, ove…

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June 22, 2026

ElevenAgents Branch rebase: Added POST /v1/convai/agents/{agent_id}/branches/{branch_id}/rebase to rebase a branch onto the latest main while preserving branch-specific changes. Agent version parent models add optional rebased_from_version_id (string) to track the source version after a rebase.Conversation product filtering: List conversations and Text search conversation messages add optional con…

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June 15, 2026

Introducing Music v2 Music v2 is now available via the ElevenLabs API. Set model_id to music_v2 on Generate music, Stream music, Generate music detailed and Upload music to use the new model. Music v2 introduces chunk-based composition plans built from GenerationChunk and AudioRefChunk segments, giving you finer control over structure, pacing and arrangement than the prompt-based music_v1 flow. Us…

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June 8, 2026

Text to Speech v1 model removal: The eleven_monolingual_v1 and eleven_multilingual_v1 models are deprecated and will be removed on July 9, 2026. Migrate to eleven_multilingual_v2 or another current model before removal. See deprecated models for replacement suggestions. Speech to Text Scribe v1 removal: The scribe_v1 model is deprecated and will be removed on July 9, 2026. Migrate to scribe_v2 or…

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June 1, 2026

ElevenAgents Exotel telephony integration: Added Exotel as a first-class telephony provider alongside Twilio and SIP trunking. New Exotel outbound call endpoint (POST /v1/convai/exotel/outbound-call) initiates outbound calls via the Exotel Connect API with agent_id, agent_phone_number_id, to_number, optional conversation_initiation_client_data and optional telephony_call_config. Exotel phone numbe…

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May 25, 2026

Introducing Speech Engine ElevenLabs Speech Engine adds real-time voice to your own chat agent or LLM. ElevenLabs handles speech-to-text, turn-taking, text-to-speech and browser playback while your server owns the agent logic and streams response text over a Speech Engine WebSocket. Use it when you want voice on a custom runtime rather than a fully hosted ElevenAgents configuration. ElevenAgents T…

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May 18, 2026

ElevenAgents Agent version metadata: Added an API endpoint to retrieve metadata for a specific agent version. The response includes the version ID, agent ID, branch ID, description, sequence number, commit timestamp, parents and access information.Conversation filtering: Added a text_only filter to conversation list and message text search endpoints so developers can narrow results to text-only co…

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May 13, 2026

ElevenAgents SIP logs: SIP signaling logs are now available for SIP trunk calls in conversation history and phone number settings. Logs include the SIP call ID, phone numbers, addresses, transport, message direction, raw messages and errors to help debug call setup and routing issues.Knowledge base document updates: New API to list indexed (RAG) chunks for a document. Documents can also be edited…

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May 4, 2026

ElevenAgents Conversation tags: Added first-class conversation tags for organizing and filtering conversations. You can now create, update, list and delete tags, assign tags to conversations, and filter conversation history by tag_ids.Conversation list filters: Added exclude_statuses to list conversations, allowing clients to hide conversations with statuses such as initiated, in-progress, process…

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April 27, 2026

ElevenAgents agent_response_complete WebSocket event: A new agent_response_complete client event fires exactly once when an agent's response is fully delivered -- after all LLM generation, tool call chains, and audio playback complete. After this event, the agent will only produce further output if the user provides new input or a turn timeout triggers a new turn. The event lets clients reliably d…

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April 20, 2026

Developer Resources ElevenLabs Devs YouTube channel: A new developer-focused YouTube channel is now live, featuring tutorials, API walkthroughs, and technical deep dives to help you get the most out of the ElevenLabs platform. ElevenAgents Workflow starting node override: Conversations can now be started at a specific workflow node by passing starting_workflow_node_id in the conversation initiatio…

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April 13, 2026

ElevenAgents Conversation topic discovery: A new conversation topics endpoint (GET /v1/convai/agents/{agent_id}/topics) returns the latest topic discovery results for a given agent, surfacing recurring themes across conversations. The list conversations endpoint now accepts a topic_ids query parameter to filter conversations by discovered topic.Knowledge base content search: A new search knowledge…

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April 7, 2026

ElevenAgents Scoped conversation analysis: Evaluation criteria and data collection items can now be scoped to conversation (full transcript) or agent (only the portion where a specific agent was active). Added scope field to PromptEvaluationCriteria, data_collection_scopes to agent platform settings, and a new scoped array of ScopedAnalysisResult on the conversation analysis response. This is part…

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April 1, 2026

ElevenAgents MCP tool scoping in agent workflows: Agent workflow nodes can now restrict which MCP tools a sub-agent is permitted to call. When tool inheritance is disabled on a node, only the explicitly selected MCP tools are loaded for that sub-agent, giving teams precise control over tool access per workflow step.Conversation file uploads: The create agent and update agent endpoints now support…

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March 25, 2026

Workspace Basic and Full Seats: Workspaces now support two seat types - Full Seats with unrestricted access to all products, and Basic Seats with full access to ElevenAgents and ElevenAPI and limited ElevenCreative usage. All paid plans include 20 Basic Seats. Enterprise admins can purchase additional Full Seats directly from workspace settings. Learn more.

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March 23, 2026

ElevenAgents Environment Variables API: New environment variables endpoints for managing workspace-level configuration that agents can reference at runtime via {{system_env__<label>}} templating. Supports string, secret, and auth-connection variable types with per-environment value overrides. Endpoints include create, list, get, and update.Auth Connections management: New workspace-level auth conn…

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March 16, 2026

ElevenAgents Users page is now generally available: The list users page, which groups conversations by a user identifier, is now available to all workspaces. This allows you to view all users who have interacted with your agents, their conversation history, and contact details in a unified view.SIP inbound headers as dynamic variables: Custom SIP X- headers from inbound SIP trunking calls are now…

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March 9, 2026

ElevenAgents New LLM options: Added claude-sonnet-4-6 and gemini-3.1-flash-lite-preview as supported LLM providers for agent conversation configuration.Guardrail execution mode: Custom guardrails now support a configurable execution_mode field with the GuardrailExecutionMode enum, and have separate input and output schema definitions. This allows more precise control over when guardrail logic runs…

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March 2, 2026

ElevenAgents New widget configuration options: Several new settings are now available for the ElevenAgents conversation widget in the agent dashboard:Collapsible widget (widget.dismissible): Allow users to minimize or dismiss the widget during a conversation.Action indicator (widget.show_agent_status): Display a visual indicator when the agent is actively using tools, with distinct states for work…

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February 23, 2026

ElevenAgents OAuth and advanced authentication for MCP servers: MCP servers now support workspace auth connections, enabling OAuth2 Client Credentials, Basic Auth, Bearer Auth, JWT, and custom header authentication. Select an auth connection when creating or editing an MCP server to automatically handle token refresh and authentication headers. See the MCP server documentation for more details.LLM…

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February 16, 2026

ElevenAgents Conversation users endpoint: Added Get conversation users endpoint (GET /v1/convai/users) to list users who have had conversations with your agents. Supports pagination and filtering by agent, time range, and other criteria.Agent versioning: Fetch specific agent configurations by version using the new version_id and branch_id query parameters on the Get agent endpoint. The Update agen…

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February 9, 2026

ElevenAgents, ElevenCreative and ElevenAPI We’re moving from a single-product perception (“ElevenLabs”) to a platform-based structure with clearly defined product families: ElevenAgents (Formerly Agents Platform)ElevenCreative (Formerly Creative Platform)ElevenAPI (New, the Developer Platform) You'll already see this reflected in the docs and SDK readmes. Global servers out of beta Global routing…

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February 2, 2026

Eleven v3 v3 is out of alpha - it's more stable, accurate and has lower latency. Read more about Eleven v3. Text-to-Dialogue WAV output formats: Text-to-Dialogue endpoints now support WAV output formats (wav_8000, wav_16000, wav_22050, wav_24000, wav_32000, wav_44100, wav_48000) in addition to existing MP3, PCM, OPUS, and other formats. WAV formats with 44.1kHz sample rate require a Pro tier subsc…

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January 26, 2026

Agents Platform Agent branching and deployments: Added a complete version control system for agents, enabling teams to create branches, iterate on agent configurations in isolation, and merge changes when ready. New endpoints include POST /v1/convai/agents/{agent_id}/branches for creating branches, POST /v1/convai/agents/{agent_id}/branches/{source_branch_id}/merge for merging, and POST /v1/convai…

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January 19, 2026

Agents Platform Agent summaries endpoint: Added GET /v1/convai/agents/summaries endpoint for retrieving lightweight summaries of all agents in your workspace. This is useful for building agent selection interfaces without fetching full agent configurations.Delete batch calls: Added DELETE /v1/convai/batch-calling/{batch_id} endpoint for removing batch call jobs that are no longer needed.Branch fil…

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January 12, 2026

Scribe v2 We launched Scribe v2, the new state of the art transcription model. Learn more about Scribe v2 in the docs. Agents Platform Timezone support for batch call scheduling: You can now select a timezone when scheduling batch calls. The scheduled time is converted to UTC based on your chosen timezone. Your browser's timezone is automatically selected by default, and validation prevents schedu…