Official MCP RegistryHosted serverapi.onlinecompiler.iov1.1.1

OnlineCompiler.io

Run Python, Java, C, C++, C#, Go, Rust and 39 more languages, each run in a fresh, offline sandbox.

Connect to Claude Code

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claude mcp add --transport http onlinecompiler-io https://api.onlinecompiler.io/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “io.onlinecompiler/compiler”. Verified through the vendor namespace.