MCP Servers

@theyahia/yandex-speechkit-mcp

Enables speech recognition, synthesis, and voice listing via Yandex SpeechKit API through 5 tools.

README

@theyahia/yandex-speechkit-mcp

MCP server for Yandex SpeechKit API — speech recognition, synthesis, and voice listing. 5 tools.

Part of the Russian API MCP series by @theYahia.

Installation

Claude Desktop

{
  "mcpServers": {
    "yandex-speechkit": {
      "command": "npx",
      "args": ["-y", "@theyahia/yandex-speechkit-mcp"],
      "env": {
        "YANDEX_SPEECHKIT_API_KEY": "your-api-key",
        "FOLDER_ID": "your-folder-id"
      }
    }
  }
}

Claude Code

claude mcp add yandex-speechkit \
  -e YANDEX_SPEECHKIT_API_KEY=your-api-key \
  -e FOLDER_ID=your-folder-id \
  -- npx -y @theyahia/yandex-speechkit-mcp

Streamable HTTP (remote / Docker)

YANDEX_SPEECHKIT_API_KEY=... FOLDER_ID=... npx @theyahia/yandex-speechkit-mcp --http
# Listens on :8080/mcp (override with PORT env var)

Smithery

Deploy via smithery.ai — config in smithery.yaml.

Authentication

Variable	Description
`YANDEX_SPEECHKIT_API_KEY`	Yandex Cloud API key (preferred)
`YANDEX_API_KEY`	Legacy alias (still works)
`IAM_TOKEN`	Short-lived IAM token (alternative to API key)
`FOLDER_ID`	Yandex Cloud folder ID (required)
`YANDEX_FOLDER_ID`	Legacy alias for FOLDER_ID

Get credentials at Yandex Cloud Console.

Tools (5)

Tool	Type	Description
`recognize`	Core	Speech recognition (STT) — Base64 audio to text
`synthesize`	Core	Speech synthesis (TTS) — text to Base64 audio
`list_voices`	Core	List available TTS voices, filter by language
`skill_transcribe`	Skill	High-level transcription — returns clean text
`skill_synthesize`	Skill	High-level synthesis — smart defaults, auto-detects language from voice

Examples

Transcribe this audio file
Synthesize "Hello, how are you?" with voice filipp
What voices are available in Russian?
Speak this text using the alena voice

Development

npm install
npm run build
npm test
npm run dev    # stdio mode

License

MIT

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