Reference

The contracts, listed. Every name here exists in arche-core 0.9.0; a signature is copied from the source, not paraphrased.

• Python API: every public verb and type, by job.
• Command line: every arche subcommand with its options.
• HTTP API: every route, its body and its response.
• MCP tools: every tool, its arguments, and what it never returns.
• Extras: what each pip install "arche-core[...]" adds, and why it is optional.
• Benchmarks: every number the site claims, including the runs where arche loses.