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Mercury402: Treasury/FRED Financial Data Over X402
io.github.dudman1Claim this server
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Add this server
The publisher's own URL. Not a PlugMCP endpoint.
Host a copy with our keys and logs.
Server URL
https://mcp.mercury402.com/mcpCredentials from the publisher
- MERCURY402_PAYER_PRIVATE_KEY — Opt-in paid mode: private key of a dedicated low-balance wallet holding USDC on Base. Leave unset for free discovery mode.
- MERCURY402_MAX_PRICE_USD — Per-call spending cap in USD for paid mode.
The Claude button above opens Claude with the name and URL filled in. You still confirm it there.
shClaude Code
claude mcp add --transport http io.github.dudman1-mercury402-mcp https://mcp.mercury402.com/mcpRun in a terminal.
jsonClaude Desktop
{ "mcpServers": { "io.github.dudman1-mercury402-mcp": { "command": "npx", "args": [ "-y", "mcp-remote", "https://mcp.mercury402.com/mcp" ] } }}claude_desktop_config.json
Remote · HTTPPublisher installStep-by-step: add this in Claude
Remote URL or a command on your machine? How the two installs differ
Run on PlugMCP
Host a copy with our keys and logs.
A new server you create. It is not this listing's official endpoint. Use the publisher install when you want their URL and their credentials.
LaunchServer facts
Remote- Transport
- http
- Version
- 0.1.4
Tools
Tools
No tool list yet. Remote servers get one after the first health check.
FAQ