Claude Haiku 5.5
Released Oct 2026 · knowledge cutoff Jun 2026. Proprietary, available through the provider's API.
Claude Haiku 5.5 is built by Anthropic and has 36 benchmark results tracked in the public leaderboard. It supports multimodal input, with a context window of 1M tokens. At the blended 8:1 input-to-output rate, it costs $0.14 per million tokens and delivers about 27.2 tokens per second.
Where Claude Haiku 5.5 ranks
The chart below ranks every model in the comparison by overall capability, which is the average of a model's scores across the eight workload axes. Claude Haiku 5.5 is the red bar. This is the single number to check first: it tells you where the model sits in the current pecking order before you dig into the detail.
Workload strengths
Each row below is the average normalized score across every benchmark tagged with that workload category. A higher number means the model performs better on that kind of task relative to the maximum possible score on those benchmarks. Categories where the model has no published results are shown as n/a.
| Workload | Index (0–1) |
|---|---|
| Reasoning | 56% |
| Coding | 57% |
| Agents | 42% |
| Math | 52% |
| Vision | 55% |
| Long Context | n/a |
| Writing | 53% |
| Knowledge | 62% |
How Claude Haiku 5.5 stacks up against every other model
Below is every head-to-head comparison involving Claude Haiku 5.5. Each card shows the win/loss tally across all workload axes and headline benchmarks. Tap any matchup for the full breakdown with per-benchmark scores, pricing, and workload recommendations.
Claude Haiku 5.5vs Ember-1
Even at 4–4
Claude Haiku 5.5vs Claude Opus 5.5
Claude Opus 5.5 leads 7–0
Claude Haiku 5.5vs Gemini 4 Argon
Gemini 4 Argon leads 6–2
Claude Haiku 5.5vs Claude Sonnet 5.5
Claude Sonnet 5.5 leads 7–0
Claude Haiku 5.5vs GPT-6.1 Sol
GPT-6.1 Sol leads 7–1
Claude Haiku 5.5vs Mistral Large 4
Mistral Large 4 leads 4–3
Claude Haiku 5.5vs Ember-1
Even at 4–4
Claude Haiku 5.5vs Claude Opus 5.5
Claude Opus 5.5 leads 7–0
Claude Haiku 5.5vs Gemini 4 Argon
Gemini 4 Argon leads 6–2
Claude Haiku 5.5vs Claude Sonnet 5.5
Claude Sonnet 5.5 leads 7–0
Claude Haiku 5.5vs GPT-6.1 Sol
GPT-6.1 Sol leads 7–1
Claude Haiku 5.5vs Mistral Large 4
Mistral Large 4 leads 4–3
Claude Haiku 5.5vs Muse Spark Open
Muse Spark Open leads 6–2
Claude Haiku 5.5vs Nemotron 3.5 Super VL (120B A12B)
Nemotron 3.5 Super VL (120B A12B) leads 8–3
Claude Haiku 5.5vs Muse Wonder Full
Even at 4–4
Claude Haiku 5.5vs Muse Spark Open
Muse Spark Open leads 6–2
Claude Haiku 5.5vs Nemotron 3.5 Super VL (120B A12B)
Nemotron 3.5 Super VL (120B A12B) leads 8–3
Claude Haiku 5.5vs Muse Wonder Full
Even at 4–4
Choose a matchup above, or start from the hub to pick any two models.