Voice Transcriber MCP Server
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| GROQ_API_KEY | Yes | Groq API key (get one free at https://console.groq.com/keys) | |
| GCHAT_TOKEN_PATH | No | Path to Google Chat OAuth2 token | ~/tools/multi-chat-mcp-server/src/providers/google_chat/token.json |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": false
} |
| prompts | {
"listChanged": false
} |
| resources | {
"subscribe": false,
"listChanged": false
} |
| experimental | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| transcribe_voice_messageA | Transcribe a voice message from Google Chat. IMPORTANT: Call this tool AUTOMATICALLY whenever you see a Google Chat message with an audio attachment (contentType: audio/*). Do NOT ask the user first - just transcribe. Treat voice messages like text: transcribe immediately and show the result. Args: message_url: Google Chat message URL or resource name (spaces/X/messages/Y) Example URLs: - https://chat.google.com/dm/SPACE/THREAD/MSG?cls=10 - spaces/SPACE_ID/messages/MSG_ID language: Language code for transcription (default: "it" for Italian) Returns: The transcribed text of the voice message |
| transcribe_audio_fileB | Transcribe a local audio file using Groq Whisper API (whisper-large-v3). Use this tool to transcribe any local audio file (mp3, m4a, wav, ogg, flac, etc.). Args: file_path: Absolute path to the audio file language: Language code for transcription (default: "it" for Italian) Returns: The transcribed text |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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