Numina Lean Agent — Skills Index

SkillSearch

Lean 4 theorem proving toolkit: search lemmas, verify proofs, repair/simplify code, and get LLM-assisted informal proofs

Available today. Use it from your connected AI after setup.

No other account needed.

Connect ahel once, and every AI you use reads what you have installed.

Then ask your AI: use the Numina Lean Agent — Skills Index skill

What this skill tells your AI

The instructions your AI receives, as published by project-numina/numina-lean-agent in skills/SKILL.md and read by ahel’s review.

Skill	Description
search	Search tools: leanexplore, loogle, leanfinder, leansearch, state-search, hammer-premise
verification	Verification: lean-check, verify-proof, disprove
code-transform	Code transforms: repair-proofs, simplify-theorems, sorry2lemma, extract-theorems
llm	LLM tools: informal_prover, discussion_partner, code_golf

GEMINI_API_KEY — informal_prover (gemini generation, gemini verifier, gemini refinement), code_golf, discussion_partner (gemini)
OPENAI_API_KEY — informal_prover (gpt generation, gpt verifier), discussion_partner (gpt)
ANTHROPIC_API_KEY — informal_prover (claude verifier)
AXLE_API_KEY — axle commands (verify-proof, disprove, sorry2lemma, etc.)

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