AtCoder MCP Server

Search AtCoder problems and fetch public problem statements through MCP.

Remote serverstreamable-http

What is the AtCoder MCP Server?

Search AtCoder problems and fetch public problem statements through MCP.

The short version

Find and read past AtCoder problems through MCP, locally or over hosted HTTP.

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
oj_capabilitiesReport the available AtCoder read operations and transport.
oj_healthReport process readiness and the latest upstream read.
oj_fetch_problemFetch one past problem by canonical URL or contest/task id.
oj_search_problemsResolve an exact task URL or contest/task identifier.

Example prompts to try

  • “Use AtCoder to oj capabilities.”
  • “Use AtCoder to oj health.”
  • “Use AtCoder to oj fetch problem.”

Frequently asked questions

Search AtCoder problems and fetch public problem statements through MCP. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.