Product
Claude Haiku 4.5: specs, API pricing and data
Updated
AnthropicAI Models & LLMs
- SWE-bench accuracy
- 66.6%
- Input cost per 1M tokens
- $1.00
- Output cost per 1M tokens
- $5.00
Data sheet · Claude Haiku 4.5
Every figure is quoted from the vendor's official page, with the date we read it. If a row is missing, the source does not state it and we do not estimate it.
Performance
- SWE-bench accuracy
- 66.6%Rank 5 of 5
What it means and the source
How many real programming problems (issues of open source projects) it solves on its own in the independent SWE-bench Verified ranking. The higher, the better it writes and fixes code.
swebench.comOpens the source in a new tab Oct 28, 2026
API prices
- Input cost per 1M tokens
- $1.00Rank 6 of 21
What it means and the source
What it costs to have the model read a million tokens (your question, the documents, the code). It is the official list price, before discounts.
platform.claude.comOpens the source in a new tab Oct 23, 2026- Cached input cost per 1M tokens
- $0.10Rank 6 of 20
What it means and the source
The reduced price when part of the request is identical to one sent recently, for example the same instructions or the same document: the vendor keeps it in memory and charges less for it.
platform.claude.comOpens the source in a new tab Oct 23, 2026- Output cost per 1M tokens
- $5.00Rank 9 of 21
What it means and the source
What a million tokens written by the model cost. It usually costs more than the input and is the figure to watch when answers are long.
platform.claude.comOpens the source in a new tab Oct 23, 2026
Where it stands · Claude Haiku 4.5
The same verified figures, next to those of the other catalogue models. Tap a model for the head-to-head.
Questions and answers
Claude Haiku 4.5: how much does it cost through the API?
The official list price is $1.00 per 1M input tokens and $5.00 per 1M output tokens.
Claude Haiku 4.5: how good is it at coding?
It solves 66.6% of the problems in SWE-bench Verified, the independent ranking of real programming problems.
The short version
On Anthropic Claude Haiku 4.5 the figure that actually matters is SWE-bench Verified (resolved %): 66.6. I took that figure from https://www.swebench.com/verified. Among the 5 I checked, 4 do better. The other figure to look at is Output cost per 1M tokens: 5.
The numbers on Anthropic Claude Haiku 4.5
I put them in order of importance, with the value and the standing against the others I checked.
SWE-bench Verified (resolved %): 66.6. Rank 5 of the 5 I compared.
Output cost per 1M tokens: 5. Rank 9 of the 21 I compared.
Input cost per 1M tokens: 1. Rank 6 of the 21 I compared.
Cached input cost per 1M tokens (USD): 0.1. Rank 12 of the 20 I compared.
Who it is for
Look elsewhere if what matters to you is SWE-bench Verified (resolved %): here it is 66.6, and 4 products do better.
Explore related coverage
Sources
Ask Sir Compare:Explain these numbers to me
Reviews and tests
Anthropic Claude Haiku 4.5
Reviews and tests · Anthropic Claude Haiku 4.5
Reviews are not available yet.
What changed
- Page updated
- Page updated
- Page updated

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