Claude Haiku 4.5 Mini: pricing, context window and benchmarks
Claude Haiku 4.5 Mini is a mid-range model from Anthropic. It offers a 16,384-token context window, costs $8.76 per million input tokens and $34.31 per million output tokens, and averages 71.6 across the index's benchmark suite.
Pricing
Claude Haiku 4.5 Mini costs $8.76 per million input tokens and $34.31 per million output tokens. A blended 3:1 input-to-output mix works out to about $15.15 per million tokens. Cached input is listed at $0.98 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $8.76 | per 1M tokens |
| Output | $34.31 | per 1M tokens |
| Cached input | $0.98 | per 1M tokens |
| Blended 3:1 | $15.15 | estimate per 1M tokens |
| 1M in + 1M out | $43.07 | estimate |
Benchmarks
Scores below are modelled estimates on a 0–100 scale. Use them to compare relative position, not as official vendor results.
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 77.0 | 275 | 54th | |
| GPQA Diamond | 66.1 | 341 | 43th | |
| SWE-bench Verified | 60.0 | 326 | 46th | |
| HumanEval | 76.3 | 323 | 46th | |
| MATH-500 | 73.7 | 351 | 42th | |
| AIME 2025 | 67.1 | 311 | 48th | |
| LiveCodeBench | 62.3 | 346 | 42th | |
| IFEval | 82.3 | 263 | 56th | |
| TruthfulQA | 75.5 | 319 | 47th | |
| HellaSwag | 81.2 | 361 | 40th | |
| MMMU | 66.6 | 362 | 40th | |
| Arena Elo | 1370.3 | 315 | 48th |
What Claude Haiku 4.5 Mini is good for
Claude Haiku 4.5 Mini is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $8.76 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.
Strengths
- Accepts more than text, including image input where the provider supports it.
Trade-offs
- Proprietary licence: you cannot download the weights or self-host the model.
- Premium input pricing at $8.76 per million tokens.
- Context window of 16,384 tokens is small for long-document work.
- Average benchmark score is below the index median; test it on your own task.
How it compares
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| DBRX Chat | Databricks | 65536 | $3.07 | 71.7 |
| OLMo 2 Instruct | Allen Institute for AI | 32768 | $3.03 | 71.7 |
| Qwen3-Max Nano | Alibaba Cloud | 65536 | $8.31 | 71.7 |
| Claude Haiku 4.5 Mini | Anthropic | 16384 | $8.76 | 71.6 |
| Command R+ Base | Cohere | 65536 | $3.24 | 71.6 |
| Auto Reasoning | OpenRouter | 65536 | $8.39 | 71.5 |
FAQ
How much does Claude Haiku 4.5 Mini cost?
Claude Haiku 4.5 Mini is listed at $8.76 per million input tokens and $34.31 per million output tokens. Cached input is $0.98 per million tokens. A blended 3:1 input-to-output mix is about $15.15 per million tokens.
What is the context window of Claude Haiku 4.5 Mini?
Claude Haiku 4.5 Mini has a context window of 16,384 tokens and can emit up to 16,384 output tokens per request in this index.
Is Claude Haiku 4.5 Mini open weights?
No. Claude Haiku 4.5 Mini is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Claude Haiku 4.5 Mini score on benchmarks?
Claude Haiku 4.5 Mini averages 71.6 across the scored benchmarks in this index, ranking #337 of 600 models. Its strongest relative result is Arena Elo at 1370.3.
What is Claude Haiku 4.5 Mini best for?
Claude Haiku 4.5 Mini is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $8.76 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.