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ElevenLabs reorganizes into platform structure, launches custom guardrails and WhatsApp outbound API
· releasefeatureapiplatformintegration · elevenlabs.io ↗

Platform Reorganization

ElevenLabs is transitioning from a single-product perception to a platform-based structure with three clearly defined product families:

  • ElevenAgents (Formerly Agents Platform)
  • ElevenCreative (Formerly Creative Platform)
  • ElevenAPI (New developer platform)

This restructuring is now reflected across documentation and SDK readmes.

Global Server Routing Now Default

Global routing has graduated from beta to become the default. Previously, the default API server was located in the United States with an opt-in beta for Netherlands or Singapore routing. Now geographic proximity automatically determines server selection to optimize latency.

The deprecated api-global-preview.elevenlabs.io base URL should be replaced with the standard api.elevenlabs.io. SDK users are already using the correct default.

Agents Platform Enhancements

The Agents Platform includes several powerful new capabilities:

  • Custom Guardrails: Define user-configured output guardrails with custom content filtering rules beyond standard moderation. Configure with a name, prompt instruction (up to 10,000 characters), and choice of evaluation model (gemini-2.5-flash-lite or gemini-2.0-flash). Triggered guardrails end conversations.
  • WhatsApp Outbound Messaging: New endpoint (POST /v1/convai/whatsapp/outbound-message) enables initiating conversations via WhatsApp using message templates.
  • Eleven v3 Conversational Model: Added to available TTS models for agents, providing improved voice quality and expressiveness.
  • Suggested Audio Tags: New suggested_audio_tags field (up to 20 tags) guides expressive speech generation for v3 models.
  • Tool Error Handling: Configure error handling modes (auto, summarized, passthrough, hide) for webhook tools.
  • Dynamic Variable Sanitization: New sanitize field removes assignment values from tool responses and transcripts while processing them for variable assignment.
  • Turn Detection Versioning: Added TurnModel enum with turn_v2 and turn_v3 options.

Text-to-Speech and Studio Updates

  • TTS Normalizer v3.1 improves accuracy and reduces latency for text-to-speech conversion.
  • Studio now includes a new endpoint to retrieve muted tracks within projects (GET /v1/studio/projects/{project_id}/muted-tracks).

SDK Updates

Multiple SDKs have been released with support for new features:

  • Python SDK v2.35.0 and JavaScript SDK v2.35.0 added custom guardrails, WhatsApp outbound messaging, and related features.
  • React/Client SDKs reduced audio chunk latency from 250ms to 100ms and improved option handling.

Workspace and Admin Features

Workspaces now support a new workspace_lite_member seat type for limited-access members, and content templates are now shareable workspace resources.