Anthropic: Claude Haiku 4.5
The Anthropic model processes text, image, and file inputs, with a maximum context length of 200,000 tokens and completion token limit of 64,000. It supports tools, reasoning, but does not provide structured output. This model may be worth considering for users who require multi-modal input handling and have a budget to accommodate its price point. At $1 per million input tokens and $5 per million output tokens, it falls within the mid-range pricing spectrum. Its blended benchmark score of 23.4 across one independent benchmark suggests a relatively strong performance in this area, but further evaluation is necessary for a comprehensive assessment.
Benchmark results
Independent, published benchmarks. Blended score 21.6 across 1 benchmark, last refreshed 2026-10-13. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 25.4 |
- Model ID
- anthropic/claude-haiku-4.5
- Vendor
- anthropic
- Released
- October 2025
- Tokenizer
- Claude
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- 64,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $1.00/M input and $5.00/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.04 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.75 |
| A month of a busy support chatbot | 5M in / 2M out | $15.00 |
Similar models
Anthropic: Claude Haiku 5.5
Anthropic: Claude Haiku 5.5 (batch)
Anthropic: Claude Sonnet 5.5
Anthropic: Claude Sonnet 5.5 (batch)
Anthropic: Claude Opus 5.5 (batch)
Anthropic: Claude Opus 5 (batch)
Quick answers
- How much does Anthropic: Claude Haiku 4.5 cost?
- $1.00 per million input tokens and $5.00 per million output tokens.
- What is Anthropic: Claude Haiku 4.5's context window?
- 200,000 tokens, roughly 300 pages of text in a single request.
- Does Anthropic: Claude Haiku 4.5 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Anthropic: Claude Haiku 4.5 process images?
- Yes, it accepts image input.