mini-swe-agent with Opus 5 beats Fable 5 + Claude Code on TerminalBench

OfirPress · x · 2026-08-18

Benchmarks reveal that mini-swe-agent powered by Opus 5 is significantly ahead on TerminalBench 3 and FrontierBench. Notably, it even outperforms the combination of Fable 5 and Claude Code.

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