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FunASR

Open-source speech recognition toolkit for training, inference, streaming ASR, VAD, punctuation, speaker diarization pipelines, and OpenAI-compatible/MCP servin

open-sourcevoice-agents
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15.1k18.0k21.0kJul 2Sep 30

Overview

FunASR is an industrial speech recognition toolkit supporting offline, streaming, and edge deployment with ASR, VAD, punctuation, and speaker diarization pipelines. It offers OpenAI-compatible API serving and MCP server integration for use with Claude/Cursor, LangChain, Dify, and AutoGen agents. The toolkit includes specialized integrations for voice agents like OpenClaw realtime plugins for self-hosted transcription.

Deep Analysis

Key Differentiator

Provides both OpenAI-compatible API serving and MCP server specifically for AI agent integration alongside comprehensive speech processing pipelines.

⚡ Capabilities

  • • speech recognition (ASR)
  • • voice activity detection (VAD)
  • • punctuation
  • • speaker diarization
  • • emotion and audio-event tagging
  • • OpenAI-compatible API serving
  • • MCP server for Claude/Cursor

🔗 Integrations

OpenAI API for LangChain/Dify/AutoGenMCP Server for Claude/CursorOpenClaw realtime pluginHugging Face TransformersvLLM for GPU serving

✓ Best For

  • ✓ adding speech recognition to AI agent workflows
  • ✓ building voice-enabled agents with transcription
  • ✓ self-hosted speech processing for agent systems

✗ Not Ideal For

  • ✗ end-user chat applications
  • ✗ general-purpose AI writing tools
  • ✗ image generation tasks

⚠ Known Limitations

  • ⚠ Multilingual support varies by checkpoint
  • ⚠ Timestamp support depends on checkpoint and path
  • ⚠ Emotion/event tags do not identify speakers

Alternatives

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