Why betting on Lean 4 for agentic coding: formal verification to fix unreliable AI agents

hargup13 · x · 2026-10-16

The author lays out the case for Lean 4 in agentic coding: AI coding agents are very good but remain unreliable in subtle ways. Lean 4's machine-checkable proofs offer a verification layer that shifts correctness from "looks right" to "provably right," potentially addressing the core reliability problem of AI coding agents.

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