Leaderboard / Claude Opus 5.5
Claude Opus 5.5 Low
| Released | 2026-09-22 |
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| Price per 1M | $4.00 in · $20.00 out |
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| Overall score | 61.5 (early, few results) |
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| Context window | 1,000,000 tokens |
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| Provider | Anthropic |
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| Weights | Proprietary |
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| Configuration | Low |
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Scores
Buzz
| Posts on X | About 3,523 a day |
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| Mood | 50% positive, 10% negative |
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| Hacker News | 518 mentions this week |
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| Checked | 2026-11-11 |
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- Which model has the best overall intelligence?
- Gemini 4 Carbon
- Fable 5.2
- Opus 5.5
- GPT-6.2 Sol
- GPT-6 Astra@ItsKamranK · 2 likes
- THE 10 BEST CODING IDES IN THE AGE OF CODEX AND CLAUDE CODE
A coding IDE is no longer only a place you type. OpenAI Codex and Anthropic's Claude Code run as terminal agents that read a repo, edit files, run tests and open pull requests. The editor's job is to host those agents…@amitmuflis · 1 like
- Grok bot really needs a smarter model. It's so far behind Opus 5.5, Duet will crush it if it's anywhere near grok bot as a harness.@leeschmidt123 · 1 like · positive
Evidence
Coding 61.5 ±1.5
Reasoning 61.4 ±2.9
Names matched to this model
claude-opus-5-5-low
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