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mcp/skillhub

Once API MCP Server

by gsterlingpressio.github.GSterlingPress/oncev0.8.4

Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

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Active27d ago

Install Once API MCP server

Install in Claude Code

claude mcp add --transport http once-api https://optimistic-compassion-production.up.railway.app/mcp

Remote endpoints

  • streamable-httphttps://optimistic-compassion-production.up.railway.app/mcp

Freshness

Active — last maintenance signal 27d ago. The newest of the signals below sets the band.

  1. Last commit (default branch)

    2026-09-13 · 27d ago · GitHub

  2. Latest release

    no data · GitHub

  3. Package published

    no data · npm/PyPI

  4. Registry entry updated

    2026-09-13 · 27d ago · official registry · v0.8.4

FAQ

›How do I install the Once API MCP server in Claude Code?

Run: claude mcp add --transport http once-api https://optimistic-compassion-production.up.railway.app/mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Once API require an API key?

No required environment variables are declared in its published metadata.

›Can I use Once API as a remote (hosted) MCP server?

Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.

›Is Once API in the official MCP registry?

Yes, as io.github.GSterlingPress/once.