Compare Claude Haiku 5.5 from Anthropic and Claude Opus 5.5 from Anthropic on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.
Claude Haiku 5.5Claude Opus 5.5Claude Haiku 5.5 is Anthropic’s next-generation product, designed for high-throughput, cost-sensitive tasks. It can reliably handle fast and repetitive workloads such as summarization, context compression, database queries, and classification requests. It is also well suited to be used as a sub-agent model in programming workflows alongside Opus 5.5 and Sonnet 5.5.
Claude Opus 5.5 is Anthropic’s latest flagship model. In Anthropic’s comprehensive alignment testing, Opus 5.5 is the strongest-performing model tested to date. It also includes the safety safeguards Anthropic has developed for its most capable models.
Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.
Promotional prices show the discounted rate; see each model page for promotion windows.
Daily traffic served through AIHubMix — how demand for each model is trending.
Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.
Estimate your monthly bill for the same workload on each model.
Monthly = daily × 30. Discounted rates applied where a promotion is active.
Claude Haiku 5.5: $0.5/M output tokens; Claude Opus 5.5: $20/M. Use the cost calculator above to estimate your own workload.
Claude Opus 5.5: 0.9s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.
Claude Haiku 5.5 accepts 1,000,000 and Claude Opus 5.5 accepts 1,000,000 input tokens. Maximum output per request is 128,000 tokens on Claude Haiku 5.5 and 128,000 tokens on Claude Opus 5.5.
Claude Haiku 5.5 at 190.1 tok/s and Claude Opus 5.5 at 99.7 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.
Claude Haiku 5.5 accepts text and image input; Claude Opus 5.5 accepts text, image and PDF input.
Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.
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