Opus 5.5 called Anthropic's best vision model yet, 60% cheaper with big benchmark gains
scaling01 · x · 2026-09-25
skalskip92 shares preliminary benchmarks calling Opus 5.5 by far the best vision model Anthropic has made — better than Fable 5 and GPT-6 Sol, though behind GPT-6 Astra.
Key numbers:
- vs Fable 5.1 (high): estimated cost down 60%, detection up 11.84 pp, reasoning up 12.80 pp
- vs GPT-6 Sol (high): extraction up 11.00 pp, reasoning up 7.95 pp
The author notes every lab is now working on vision, with 16 more examples to come.
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