Benzi Replaces Source Reading with Compiler Intelligence, Hits 78.2% SWE-bench for Under 10¢ a Fix
DonkeyTheKing · reddit · 2026-09-23
- Core idea: Existing coding agents feed models text snippets or high-dimensional embeddings, inflating tokens, causing context drift, and breaking during refactors. Benzi avoids reading source code entirely, supplying deterministic intelligence via tool calls — e.g., the compiler proactively reports a function's blast radius before edits, plus full static analysis.
- Measured results: For the same tasks, Benzi Sonnet read 9,125 lines of source vs 20,704 for Claude Code, 43,598 for DeepSeek's harness, and 65K+ for OpenCode (disqualified for repeated failures).
- Architecture: 'Truth tiers' separate what static analysis can prove from what it can't, bridged by a runtime tracer; deterministic support for Python, TypeScript, Go, Rust and 6 more languages.
- Benchmark: 78.2% on SWE-bench Verified at under 10¢ per fix (using V4flash), betting on economics rather than ever-larger context windows.
- Open source on GitHub with a live demo and benchmarks.
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