anthropic--claude-3-haiku
anthropic--claude-3-haiku is a language model from Anthropic released on Mar 13, 2024. It reads text, images and files and writes text, with a 200K token context window and up to 4K tokens per reply.
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It costs $0.25 per million input tokens and $1.25 per million output tokens. Cached input bills at $0.03, 88% less than fresh input.
It supports tool calling and prompt caching.
- Modalities
- In / out price
- $0.25 / $1.25 per 1M
- Context
- 200K
- Max output
- 4K
- Released
- Mar 13, 2024
- Knowledge cutoff
- Aug 2023
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
anthropic--claude-3-haiku pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.25 / 1M tokens | |
|---|---|---|
| Output | $1.25 / 1M tokens | |
| Cached input (read) | $0.03 / 1M tokens | 88% off input |
| Cache write | $0.30 / 1M tokens |
What anthropic--claude-3-haiku costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call anthropic--claude-3-haiku through an OpenAI compatible API.
- Tools
tools - Temperature
temperature
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anthropic--claude-3-haiku questions
How much does the anthropic--claude-3-haiku API cost?
$0.25 per million input tokens and $1.25 per million output tokens, with cached input at $0.03. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of anthropic--claude-3-haiku?
200,000 tokens of input, and it can write up to 4,096 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Does anthropic--claude-3-haiku support tool calling?
Yes. It accepts tool definitions, which is what an agent needs to call your APIs.
Is anthropic--claude-3-haiku open source?
No. Anthropic serves it through an API only, so you cannot download the weights or host it yourself.
When was anthropic--claude-3-haiku released?
Mar 13, 2024, with training data up to Aug 2023.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on anthropic--claude-3-haiku?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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