Frontier-Bench chart compares agentic coding across Claude Opus 5, Fable 5, and GPT-5.6 Sol
thesaraharminta · x · 2026-07-25
The attached chart compares agentic coding performance by effort level on Frontier-Bench v0.1 for Claude Opus 5, Claude Fable 5, Claude Opus 4.8, and GPT-5.6 Sol.
The plot suggests Opus 5 scales well with more effort, reaching the low-to-mid 40% range at higher settings, while Fable 5 and GPT-5.6 Sol show different cost-performance tradeoffs across the same ladder.
Related event: Anthropic Releases Claude Opus 5: SOTA Performance at Half the Price(128 posts)→
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