Install guide · Claude Desktop
Install Market Data (x402) for Claude Desktop
Claude Desktop reads mcpServers from claude_desktop_config.json. Restart the app after saving.
Open ~/Library/Application Support/Claude/claude_desktop_config.json on macOS, %APPDATA%\Claude\claude_desktop_config.json on Windows, or ~/.config/Claude/claude_desktop_config.json on Linux.
Paste the JSON config below.
Replace placeholder secrets, then restart the client if it does not reload on its own.
{ "mcpServers": { "r0dell-market-data-mcp": { "command": "uvx", "args": [ "x402-market-data-mcp" ], "env": { "X402_KEY_FILE": "", "X402_PRIVATE_KEY": "YOUR_X402_PRIVATE_KEY", "MAX_USDC_PER_CALL": "0.01", "MAX_USDC_PER_SESSION": "0.10" } } }}
Where the config lives
| System | Path |
|---|---|
| macOS | ~/Library/Application Support/Claude/claude_desktop_config.json |
| Windows | %APPDATA%\Claude\claude_desktop_config.json |
| Linux | ~/.config/Claude/claude_desktop_config.json |