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100
MCP live MCP 2025-11-25 streamable-http

Compiler Explorer

io.github.compiler-explorer/compiler-explorer

Compile code with thousands of compilers, inspect the assembly, and share godbolt.org links

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
1271ms
last probe
Tools
7
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://godbolt.org/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
7 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
7 items in total; 3 or more earns these points.
pass Describes itself 10/10
91 characters; more than 30 earns these points.

Tools · 7

compile

Compile source code and return assembly output, stdout, and stderr

list_compilers

List available compilers, optionally filtered by language

list_languages

List supported languages. Each entry has `defaultCompiler` and `compilerCount`.

list_libraries

List available libraries for a given programming language

lookup_asm_instruction

Look up documentation for an assembly instruction

generate_short_url

Create a Compiler Explorer short URL for sharing code with compiler settings

get_shortlink_info

Retrieve source and compiler config from a CE short URL. Compiler entries are returned in the `compile` tool's shape ({compiler, options, libraries:[{id, version}]}). Multi-pane shortlinks (executors,…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://godbolt.org/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "compiler_explorer": {
      "url": "https://godbolt.org/mcp",
      "transport": "streamable-http"
    }
  }
}