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mcp/harbor
Verified official

echo MCP

v1.0.0

com.thetempleofdoom.echo-mcp/echo

Text-to-speech API: neural voices, pay-per-credit in Bitcoin sats via BTCPay.

transport:streamable-http tools:5

Target client

run in your project directory 

claude mcp add --transport http echo https://echo-mcp.thetempleofdoom.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

echo_beacon

echo beacon

echo_voices

echo voices

echo_tts

echo tts

echo_order

echo order

echo_collect_key

echo collect key

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.