by Anthropic
Claude Opus 5.5 reviews
Anthropic's newest and most capable model. It is built for long, careful work: agents that run for hours, large codebases, and writing that holds a steady voice. It costs less than Claude Opus 5.
$20 per 1M output tokens · Intelligence 57.6
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Editor's take
Opus 5's care, a sharper mind, and a lower bill.
Read our hands-on test of Claude Opus 5.59.1/10
Editor's score
not in user rating
How Claude Opus 5.5 compares on price
Claude Opus 5.5 scores highest of these models, at $20 per 1M output tokens. GLM 5.3 Flash gets 73% of its score for 1/40 of the price.
What changed since Claude Opus 5
Claude Opus 5.5 is the newer release. Reviews of Claude Opus 5 stay on its own page.
| Claude Opus 5 | Claude Opus 5.5 | Change | |
|---|---|---|---|
| Price / 1M output | $25 | $20 | −20% |
| Intelligence | 50.8 | 57.6 | +6.8 |
| Agentic | 56.5 | — | Not benchmarked yet |
| Coding | 78 | — | Not benchmarked yet |
| $5 free credit | ≈ 120 replies | ≈ 150 replies | +25% |
Make up your own mind about Claude Opus 5.5
Your free $5 covers about 150 typical replies from Claude Opus 5.5, or roughly 190,000 words of writing. Run everyday work on GLM 5.3 Flash and it stretches to about 5,900. No card needed.
How we estimate: a typical reply is about 550 words, written with about 3,750 words of conversation sent along with it, at Saaga's billed price for Claude Opus 5.5. Long documents, file uploads and agents that call tools use more per reply; quick questions use less. “Words of writing” counts output only.
Compare with other models
Try Claude Opus 5.5 freeYour $5 covers ≈ 150 replies
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