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AssemblyAI MCP, CLI, and Lua Integration for AI Agents

AssemblyAI integration docs for AI agents: MCP gateway setup, AssemblyAI CLI commands, Lua API reference, credentials, and function schemas.

AssemblyAI for agents

Credentials can be configured manually in web or CLI hosts.

Use this integration from Lua code mode, the headless integrations CLI, or the KosmoKrator MCP gateway. The same package metadata powers all three surfaces.

Agent Surfaces

Machine-Readable Metadata

Function Catalog

FunctionTypeParametersDescription
assemblyai.assemblyai_transcribe Write write 12 Submit an audio or video file URL for AI transcription. Supports speech-to-text, speaker diarization, summarization, sentiment analysis, and more. Returns a transcript ID to poll for results.
assemblyai.assemblyai_get_transcript Read read 1 Retrieve a transcript by ID. Returns the transcription text, status (queued, processing, completed, error), confidence score, and any enabled AI features like speaker labels, chapters, or sentiment analysis.
assemblyai.assemblyai_delete_transcript Write write 1 Delete an AssemblyAI transcript and remove associated uploaded file data from AssemblyAI systems.
assemblyai.assemblyai_get_paragraphs Read read 1 Get a completed transcript split into semantic paragraphs with timestamps and words.
assemblyai.assemblyai_get_sentences Read read 1 Get a completed transcript split into semantic sentences with timestamps and words.
assemblyai.assemblyai_get_subtitles Read read 3 Export a completed transcript as SRT or VTT subtitle text.
assemblyai.assemblyai_get_redacted_audio Read read 1 Get redacted audio for a transcript created with redact_pii_audio enabled.
assemblyai.assemblyai_list_transcripts Read read 3 List transcripts with pagination. Returns transcript IDs, statuses, and metadata.
assemblyai.assemblyai_upload Write write 1 Upload a local audio or video file to AssemblyAI. Returns an upload URL that can be passed to the transcribe tool as the audio_url parameter. Supports most common audio and video formats.
assemblyai.assemblyai_create_streaming_token Read read 2 Generate a temporary token for browser or client-side Streaming Speech-to-Text sessions.
assemblyai.assemblyai_llm_gateway_chat Read read 10 Create a chat completion through AssemblyAI LLM Gateway using a prompt or message list.