Voice AI
ElevenLabs API Reference
Voice AI API. Text-to-speech, speech-to-text, voice cloning, sound effects and generation history.
420 Endpoints
37 Resources
Verified 2026-10-20
Auth
xi-api-key: <ELEVENLABS_API_KEY> Gotchas Authentication uses the non-standard xi-api-key header, not Authorization: Bearer. Sending a Bearer token returns HTTP 401.
Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (--output speech.mp3) rather than parsing it.
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Agents
curl -H "Accept: text/markdown" https://apicheats.dev/elevenlabs/llms.txt Speech history
5 endpointsSound generation
1 endpointAudio isolation
4 endpointsAudio effects
1 endpointSamples
2 endpointsText to speech
4 endpointsText to dialogue
4 endpointsSpeech to speech
2 endpointsText to voice
5 endpointsUser
2 endpointsVoices
21 endpointsStudio
23 endpoints POST /v1/studio/projects/{project_id}/pronunciation-dictionaries Create Pronunciation Dictionaries .md
POST /v1/studio/projects/{project_id}/snapshots/{project_snapshot_id}/stream Stream Studio Project Audio .md
POST /v1/studio/projects/{project_id}/snapshots/{project_snapshot_id}/archive Stream Archive With Studio Project Audio .md
GET /v1/studio/projects/{project_id}/chapters/{chapter_id}/snapshots/{chapter_snapshot_id} Get Chapter Snapshot .md
Dubbing
37 endpoints DELETE /v1/dubbing/project/{project_id}/transcript/segment/{segment_id} Delete Dubbing Transcript Segment .md
PATCH /v1/dubbing/project/{project_id}/transcript/segment/{segment_id} Update Dubbing Transcript Segment .md
GET /v1/dubbing/project/{project_id}/language/{language_id}/transcript Get Dubbing Target Transcript .md
PATCH /v1/dubbing/project/{project_id}/language/{language_id}/transcript/segment/{segment_id} Update Dubbing Target Transcript Segment .md
PATCH /v1/dubbing/project/{project_id}/language/{language_id}/transcript/segments Update Dubbing Target Transcript Segments .md
POST /v1/dubbing/project/{project_id}/language/{language_id}/transcript/regenerate Regenerate Dubbing Target .md
POST /v1/dubbing/resource/{dubbing_id}/speaker/{speaker_id}/segment Create A Segment For The Speaker .md
GET /v1/dubbing/resource/{dubbing_id}/speaker/{speaker_id}/similar-voices Search The Elevenlabs Library For Voices Similar To A Speaker. .md
Models
1 endpointAudio native
4 endpointsUsage
1 endpointPronunciation Dictionary
9 endpoints GET /v1/pronunciation-dictionaries/{pronunciation_dictionary_id} Get Metadata For A Pronunciation Dictionary .md
PATCH /v1/pronunciation-dictionaries/{pronunciation_dictionary_id} Update Pronunciation Dictionary .md
POST /v1/pronunciation-dictionaries/{pronunciation_dictionary_id}/set-rules Set Rules On The Pronunciation Dictionary .md
POST /v1/pronunciation-dictionaries/{pronunciation_dictionary_id}/add-rules Add Rules To The Pronunciation Dictionary .md
POST /v1/pronunciation-dictionaries/{pronunciation_dictionary_id}/remove-rules Remove Rules From The Pronunciation Dictionary .md
Workspace
30 endpoints DELETE /v1/service-accounts/{service_account_user_id}/api-keys/{api_key_id} Delete Service Account Api Key .md
PATCH /v1/service-accounts/{service_account_user_id}/api-keys/{api_key_id} Edit Service Account Api Key .md
Video to music
1 endpointSpeech to text
3 endpointsSingle Use Token
1 endpointForced alignment
1 endpointAgents Platform
161 endpoints GET /v1/convai/agent/{agent_id}/knowledge-base/size Returns The Size Of The Agent'S Knowledge Base .md
POST /v1/convai/agents/{agent_id}/simulate-conversation/stream Simulates A Conversation (Stream) .md
GET /v1/convai/knowledge-base/{documentation_id}/rag-index Get Rag Indexes Of The Specified Knowledgebase Document. .md
GET /v1/convai/knowledge-base/{documentation_id}/chunk/{chunk_id} Get Documentation Chunk From Knowledge Base .md
DELETE /v1/convai/mcp-servers/{mcp_server_id}/tool-approvals/{tool_name} Delete Mcp Server Tool Approval .md
GET /v1/convai/mcp-servers/{mcp_server_id}/tool-configs/{tool_name} Get Mcp Tool Configuration Override .md
DELETE /v1/convai/mcp-servers/{mcp_server_id}/tool-configs/{tool_name} Delete Mcp Tool Configuration Override .md
PATCH /v1/convai/mcp-servers/{mcp_server_id}/tool-configs/{tool_name} Update Mcp Tool Configuration Override .md
GET /v1/convai/agents/{agent_id}/branches/{source_branch_id}/merge-preview Preview Merged Configuration .md
POST /v1/convai/agents/{agent_id}/branches/{source_branch_id}/merge Merge A Branch Into A Target Branch .md
GET /v1/convai/agents/{agent_id}/branches/{branch_id}/rebase-preview Preview Rebased Configuration .md
POST /v1/convai/agents/{agent_id}/merge-proposals/{merge_proposal_id}/reviews Review A Merge Proposal .md
POST /v1/convai/agents/{agent_id}/merge-proposals/{merge_proposal_id}/comments Comment On A Merge Proposal .md
POST /v1/convai/agents/{agent_id}/merge-proposals/{merge_proposal_id}/merge Merge A Merge Proposal .md
POST /v1/convai/agents/{agent_id}/branches/{branch_id}/procedures/compile Legacy: Compile Procedures .md
DELETE /v1/convai/agents/{agent_id}/branches/{branch_id}/procedures/{procedure_id} Remove Procedure .md
GET /v1/convai/agents/{agent_id}/branches/{branch_id}/procedures/{procedure_id}/draft Get Procedure Draft .md
DELETE /v1/convai/agents/{agent_id}/branches/{branch_id}/procedures/{procedure_id}/draft Delete Procedure Draft .md
Convai
22 endpointsConversational AI
7 endpointsAgents Insights
1 endpointSpeech Engine
6 endpointsAgents Workspace Analytics
2 endpointsRealtime
1 endpointMusic generation
7 endpointsMusic finetunes
5 endpointsProductions
11 endpointsPvc voices
14 endpointsFlows
14 endpointsAssets
4 endpointsAccess:all
2 endpointsDocs
1 endpoint
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Source: api.elevenlabs.io/openapi.json · sha256 32d6…1713 · checked daily 04:00 UTC All providers →