MCP server that type-checks AI coding agents' edits in RAM before they touch disk (TypeScript, Go via gopls, Python via pyright) and rejects any edit that breaks the code. One context call finds the code a task needs. 33% fewer tokens in a pre-registered Codex A/B. 1,664 tests. Local by default.
tree-sitter typescript mcp multi-language ai-safety lsp auto-healing pyright gopls acid-transactions code-safety claude-code token-optimization spectral-topology type-regression patch-mode
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Updated
Nov 14, 2026 - TypeScript