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To add Pursers to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 18 environment variables, listed below.
Install
uvx pursers-central@0.1.8Environment variables
ONBOARD_CENTRAL_HOSTSet in your MCP configONBOARD_CENTRAL_PORTSet in your MCP configONBOARD_CENTRAL_DATA_DIRSet in your MCP configONBOARD_CENTRAL_LOG_LEVELSet in your MCP configONBOARD_CENTRAL_ALLOWED_HOSTSSet in your MCP configONBOARD_CENTRAL_TLS_CERTFILESet in your MCP configONBOARD_CENTRAL_TLS_KEYFILESet in your MCP configCENTRAL_ADMISSIONSet in your MCP configCENTRAL_AUTH_MODESet in your MCP configCENTRAL_JWKS_PATHSet in your MCP configCENTRAL_JWT_AUDIENCESet in your MCP configCENTRAL_JWT_CLOCK_SKEWSet in your MCP configCENTRAL_JWT_ISSUERSet in your MCP configCENTRAL_PRINCIPAL_STREAM_CAPSet in your MCP configCENTRAL_REAPER_INTERVAL_SSet in your MCP configCENTRAL_REQUEST_STATE_KEY_FILESet in your MCP configPURSERS_LEGACY_TOOLSSet in your MCP configSTORE_BACKENDSet in your MCP configInstall with your client
claude mcp add pursers --env ONBOARD_CENTRAL_HOST=<YOUR_ONBOARD_CENTRAL_HOST> --env ONBOARD_CENTRAL_PORT=<YOUR_ONBOARD_CENTRAL_PORT> --env ONBOARD_CENTRAL_DATA_DIR=<YOUR_ONBOARD_CENTRAL_DATA_DIR> --env ONBOARD_CENTRAL_LOG_LEVEL=<YOUR_ONBOARD_CENTRAL_LOG_LEVEL> --env ONBOARD_CENTRAL_ALLOWED_HOSTS=<YOUR_ONBOARD_CENTRAL_ALLOWED_HOSTS> --env ONBOARD_CENTRAL_TLS_CERTFILE=<YOUR_ONBOARD_CENTRAL_TLS_CERTFILE> --env ONBOARD_CENTRAL_TLS_KEYFILE=<YOUR_ONBOARD_CENTRAL_TLS_KEYFILE> --env CENTRAL_ADMISSION=<YOUR_CENTRAL_ADMISSION> --env CENTRAL_AUTH_MODE=<YOUR_CENTRAL_AUTH_MODE> --env CENTRAL_JWKS_PATH=<YOUR_CENTRAL_JWKS_PATH> --env CENTRAL_JWT_AUDIENCE=<YOUR_CENTRAL_JWT_AUDIENCE> --env CENTRAL_JWT_CLOCK_SKEW=<YOUR_CENTRAL_JWT_CLOCK_SKEW> --env CENTRAL_JWT_ISSUER=<YOUR_CENTRAL_JWT_ISSUER> --env CENTRAL_PRINCIPAL_STREAM_CAP=<YOUR_CENTRAL_PRINCIPAL_STREAM_CAP> --env CENTRAL_REAPER_INTERVAL_S=<YOUR_CENTRAL_REAPER_INTERVAL_S> --env CENTRAL_REQUEST_STATE_KEY_FILE=<YOUR_CENTRAL_REQUEST_STATE_KEY_FILE> --env PURSERS_LEGACY_TOOLS=<YOUR_PURSERS_LEGACY_TOOLS> --env STORE_BACKEND=<YOUR_STORE_BACKEND> -- uvx pursers-central@0.1.8
Run this in a terminal to add the server to Claude Code.
What this does
Pursers exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
ONBOARD_CENTRAL_HOST ONBOARD_CENTRAL_PORT ONBOARD_CENTRAL_DATA_DIR ONBOARD_CENTRAL_LOG_LEVEL ONBOARD_CENTRAL_ALLOWED_HOSTS ONBOARD_CENTRAL_TLS_CERTFILE ONBOARD_CENTRAL_TLS_KEYFILE CENTRAL_ADMISSION CENTRAL_AUTH_MODE CENTRAL_JWKS_PATH CENTRAL_JWT_AUDIENCE CENTRAL_JWT_CLOCK_SKEW CENTRAL_JWT_ISSUER CENTRAL_PRINCIPAL_STREAM_CAP CENTRAL_REAPER_INTERVAL_S CENTRAL_REQUEST_STATE_KEY_FILE PURSERS_LEGACY_TOOLS STORE_BACKEND
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Pursers?
Run the Claude Code command in the install section to add Pursers to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with Pursers?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to Pursers as well.
Does Pursers need an API key?
Yes. Before it can run, set these environment variables: ONBOARD_CENTRAL_HOST, ONBOARD_CENTRAL_PORT, ONBOARD_CENTRAL_DATA_DIR, ONBOARD_CENTRAL_LOG_LEVEL, ONBOARD_CENTRAL_ALLOWED_HOSTS, ONBOARD_CENTRAL_TLS_CERTFILE, ONBOARD_CENTRAL_TLS_KEYFILE, CENTRAL_ADMISSION, CENTRAL_AUTH_MODE, CENTRAL_JWKS_PATH, CENTRAL_JWT_AUDIENCE, CENTRAL_JWT_CLOCK_SKEW, CENTRAL_JWT_ISSUER, CENTRAL_PRINCIPAL_STREAM_CAP, CENTRAL_REAPER_INTERVAL_S, CENTRAL_REQUEST_STATE_KEY_FILE, PURSERS_LEGACY_TOOLS, STORE_BACKEND. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
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