Anthropic, proprietary

# Claude Haiku 5.5

> Claude Haiku 5.5 by Anthropic, released October 2026. Ranked #52 of 354 with a Noometry Index of 49.5. API: $0.10 in / $0.50 out per M tokens. 1M context. Scores, sources and comparisons.
- Canonical page: https://noometry.com/models/claude-haiku-5-5
- Last updated: 2026-10-10
- Title: Claude Haiku 5.5 Benchmarks, Price & Rank (October 2026)

Claude Haiku 5.5 by Anthropic ranks 52nd of 354 ranked models on the Noometry Index as of October 2026, with a score of 49.5. Its strongest category is math, where it ranks 18th. API pricing starts at $0.10 per million input tokens and $0.50 per million output tokens, with a 1M-token context window.

Last verified October 10, 2026

## Specifications

- **Noometry rank:** #52 of 354
- **Index score:** 49.5
- **Evidence:** Confirmed 9 results
- **Provider:** [Anthropic](https://noometry.com/providers/anthropic)
- **Released:** October 7, 2026
- **Weights:** Proprietary
- **Reasoning:** Yes
- **Context window:** 1M
- **Max output:** 128K
- **Input price:** $0.10 / M
- **Output price:** $0.50 / M
- **Blended price:** $0.20 / M
- **Output speed:** Not measured
- **Value:** #30 of 219
- **Knowledge cutoff:** June 2026
- **Input:** text, image, pdf

## Category scores

Each category score combines every public result we have in that category.

Claude Haiku 5.5 category scores

1.  Coding 49.2
2.  Reasoning 35.2
3.  Math 73.6
4.  Knowledge 50.8
5.  Multimodal 43.7
6.  020406080

Claude Haiku 5.5 category ranks
| Category | Score | Rank | Results |
| --- | --- | --- | --- |
| [Coding](https://noometry.com/best/coding) | 49.2 | #50 | 1 |
| [Reasoning](https://noometry.com/best/reasoning) | 35.2 | #69 | 2 |
| [Math](https://noometry.com/best/math) | 73.6 | #18 | 3 |
| [Knowledge](https://noometry.com/best/knowledge) | 50.8 | #70 | 2 |
| [Multimodal](https://noometry.com/best/multimodal) | 43.7 | #21 | 1 |

## Strengths and weaknesses

Categories where Claude Haiku 5.5 places highest and lowest among the models ranked in each, with its score against that category's median.

### Strongest categories

Claude Haiku 5.5: strongest categories
| Category | Score | vs median | Rank |
| --- | --- | --- | --- |
| [Math](https://noometry.com/best/math) | 73.6 | +37.0 | #18 of 327, top 6% |
| [Coding](https://noometry.com/best/coding) | 49.2 | +10.5 | #50 of 340, top 15% |

### Weakest categories

Claude Haiku 5.5: weakest categories
| Category | Score | vs median | Rank |
| --- | --- | --- | --- |
| [Knowledge](https://noometry.com/best/knowledge) | 50.8 | +13.5 | #70 of 314, top 23% |
| [Reasoning](https://noometry.com/best/reasoning) | 35.2 | +11.6 | #69 of 350, top 20% |

## Closest competitors

The models ranked just above and below Claude Haiku 5.5. When scores are this close, price and speed are often the better way to choose.

Models ranked closest to Claude Haiku 5.5
| Model | Rank | Score | Blended $/M | Speed |  |
| --- | --- | --- | --- | --- | --- |
| [Muse Spark 1.2](https://noometry.com/models/muse-spark-1-2) | #48 | 50.3 | $2 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-muse-spark-1-2) |
| [MiMo-V2.6-Pro](https://noometry.com/models/mimo-v2-6-pro) | #49 | 50.3 | $0.54 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-mimo-v2-6-pro) |
| [Claude Sonnet 4.6](https://noometry.com/models/claude-sonnet-4-6) | #50 | 50.3 | $6 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-claude-sonnet-4-6) |
| [Muse Spark 1.1](https://noometry.com/models/muse-spark-1-1) | #51 | 49.9 | $2 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-muse-spark-1-1) |
| [GPT-5.1](https://noometry.com/models/gpt-5-1) | #53 | 49.0 | $3.44 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-gpt-5-1) |
| [Grok 4.20 (Non-Reasoning)](https://noometry.com/models/grok-4-20) | #54 | 48.6 | $1.56 | 61 | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-grok-4-20) |
| [MiMo-V2.6-Flash](https://noometry.com/models/mimo-v2-6-flash) | #55 | 48.5 | $0.18 | — | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-mimo-v2-6-flash) |
| [Grok 4](https://noometry.com/models/grok-4) | #56 | 48.1 | — | 1 | [Compare](https://noometry.com/compare/claude-haiku-5-5-vs-grok-4) |

Sponsored placements are available on pages like this one. [Advertise on Noometry](https://noometry.com/advertise)

## Benchmark results

Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.

### Coding

Claude Haiku 5.5 Coding benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [LMArena WebDev](https://noometry.com/benchmarks/arena-webdev) | 1587 | #25 of 113, top 23% | high | [LMArena](https://lmarena.ai/leaderboard/webdev) | 2026-10-08 |

### Reasoning

Claude Haiku 5.5 Reasoning benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [NYT Connections (extended)](https://noometry.com/benchmarks/nyt-connections) | 65.7% | #53 of 91, top 59% | high reasoning | [Lech Mazur benchmarks](https://github.com/lechmazur/nyt-connections) |  |
| [Mystery Game Puzzles](https://noometry.com/benchmarks/mystery-game-puzzles) | 30% | #26 of 74, top 36% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |

### Math

Claude Haiku 5.5 Math benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [FrontierMath (Tiers 1-3)](https://noometry.com/benchmarks/frontiermath) | 75.1% | #18 of 81, top 23% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |
| [FrontierMath Tier 4](https://noometry.com/benchmarks/frontiermath-tier-4) | 46.3% | #19 of 63, top 31% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |
| [OTIS Mock AIME 2024-2025](https://noometry.com/benchmarks/otis-mock-aime) | 97.2% |  | high | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |
| [OTIS Mock AIME 2024-2025](https://noometry.com/benchmarks/otis-mock-aime) | 98.9% | #15 of 173, top 9% | xhigh | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |

### Knowledge

Claude Haiku 5.5 Knowledge benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [GPQA Diamond](https://noometry.com/benchmarks/gpqa-diamond) | 89.6% | #42 of 186, top 23% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-09 |
| [SimpleQA Verified](https://noometry.com/benchmarks/simpleqa-verified) | 23.8% | #62 of 77, top 81% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-09 |

### Multimodal

Claude Haiku 5.5 Multimodal benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [Furniture Assembly](https://noometry.com/benchmarks/furniture-assembly) | 47.5% | #10 of 31, top 33% | max | [Epoch AI](https://epoch.ai/benchmarks) | 2026-10-07 |

## API pricing by provider

Claude Haiku 5.5 API prices
| Route | Input $/M | Output $/M | Cached input $/M | Checked |
| --- | --- | --- | --- | --- |
| [anthropic](https://docs.anthropic.com/en/docs/about-claude/models) | $0.10 | $0.50 | $0.01 | 2026-10-10 |
| [azure](https://learn.microsoft.com/en-us/azure/ai-services/openai/concepts/models) | $0.10 | $0.50 | $0.01 | 2026-10-10 |
| [bedrock](https://docs.aws.amazon.com/bedrock/latest/userguide/models-supported.html) | $0.10 | $0.50 | $0.01 | 2026-10-10 |
| [openrouter](https://openrouter.ai/anthropic/claude-haiku-5.5) | $0.10 | $0.50 | $0.01 | 2026-10-10 |
| [vertex](https://cloud.google.com/vertex-ai/generative-ai/docs/partner-models/claude) | $0.10 | $0.50 | $0.01 | 2026-10-10 |

[All Anthropic API prices →](https://noometry.com/llm-pricing/anthropic) [Estimate your cost →](https://noometry.com/tools/cost-calculator)

## Compare Claude Haiku 5.5

-   [Claude Haiku 5.5 vs Claude Haiku 4.5](https://noometry.com/compare/claude-haiku-4-5-vs-claude-haiku-5-5)
-   [Claude Haiku 5.5 vs Muse Spark 1.1](https://noometry.com/compare/claude-haiku-5-5-vs-muse-spark-1-1)
-   [Claude Haiku 5.5 vs GPT-5.1](https://noometry.com/compare/claude-haiku-5-5-vs-gpt-5-1)
-   [Claude Haiku 5.5 vs Claude Sonnet 4.6](https://noometry.com/compare/claude-haiku-5-5-vs-claude-sonnet-4-6)
-   [Claude Haiku 5.5 vs Grok 4.20 (Non-Reasoning)](https://noometry.com/compare/claude-haiku-5-5-vs-grok-4-20)
-   [Claude Haiku 5.5 vs MiMo-V2.6-Pro](https://noometry.com/compare/claude-haiku-5-5-vs-mimo-v2-6-pro)
-   [Claude Haiku 5.5 vs MiMo-V2.6-Flash](https://noometry.com/compare/claude-haiku-5-5-vs-mimo-v2-6-flash)
-   [Claude Haiku 5.5 vs GPT-6 Astra](https://noometry.com/compare/claude-haiku-5-5-vs-gpt-6-astra)
-   [Claude Haiku 5.5 vs Gemini 3.8 Flash](https://noometry.com/compare/claude-haiku-5-5-vs-gemini-3-8-flash)
-   [Claude Haiku 5.5 vs Kimi K3](https://noometry.com/compare/claude-haiku-5-5-vs-kimi-k3)
-   [Claude Haiku 5.5 vs Grok 4.6](https://noometry.com/compare/claude-haiku-5-5-vs-grok-4-6)
-   [Claude Haiku 5.5 vs Qwen3.8 Max](https://noometry.com/compare/claude-haiku-5-5-vs-qwen3-8-max)
-   [Claude Haiku 5.5 vs GLM-5.3](https://noometry.com/compare/claude-haiku-5-5-vs-glm-5-3)
-   [Claude Haiku 5.5 vs Muse Spark 1.3](https://noometry.com/compare/claude-haiku-5-5-vs-muse-spark-1-3)

## Other Anthropic models

-   [Claude Fable 5.1](https://noometry.com/models/claude-fable-5-1)69.0
-   [Claude Opus 5.5](https://noometry.com/models/claude-opus-5-5)68.6
-   [Claude Opus 5](https://noometry.com/models/claude-opus-5)67.8
-   [Claude Fable 5](https://noometry.com/models/claude-fable-5)66.8
-   [Claude Sonnet 5.5](https://noometry.com/models/claude-sonnet-5-5)61.9
-   [Claude Opus 4.8](https://noometry.com/models/claude-opus-4-8)60.7
-   [Claude Opus 4.7](https://noometry.com/models/claude-opus-4-7)58.3
-   [Claude Opus 4.6](https://noometry.com/models/claude-opus-4-6)58.2

## Frequently asked questions

### How good is Claude Haiku 5.5?

Claude Haiku 5.5 by Anthropic ranks 52nd of 354 ranked models on the Noometry Index as of October 2026, with a score of 49.5. Its strongest category is math, where it ranks 18th. API pricing starts at $0.10 per million input tokens and $0.50 per million output tokens, with a 1M-token context window.

### How much does Claude Haiku 5.5 cost?

Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens on Anthropic's own API, with cached input at $0.01.

### What is Claude Haiku 5.5's context window?

Claude Haiku 5.5 accepts up to 1M tokens of input and can write up to 128K tokens in one response.

### Is Claude Haiku 5.5 open source?

No. Claude Haiku 5.5 is proprietary and available only through Anthropic's API and partner platforms.

### What are Claude Haiku 5.5's strengths and weaknesses?

Relative to other ranked models, Claude Haiku 5.5 places best in math, coding and lowest in knowledge, reasoning.

### What is Claude Haiku 5.5 best at?

Its best category is math, where it ranks 18th on Noometry.

### Cite this page

Noometry. (2026). Claude Haiku 5.5 benchmarks and pricing. Retrieved October 10, 2026, from https://noometry.com/models/claude-haiku-5-5

Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/models/claude-haiku-5-5.md).