Claude Haiku 4.5 API Cost Calculator
Estimate your monthly API costs for Claude Haiku 4.5 from Anthropic.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
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Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Claude 3.5 Haiku Anthropic | $0.8000 | $4.00 |
| Claude 3 Haiku Anthropic | $0.2500 | $1.25 |
| Claude 3.7 Sonnet Anthropic | $3.00 | $15.00 |
| Claude 3.7 Sonnet (thinking) Anthropic | $3.00 | $15.00 |
| Claude Sonnet 4 Anthropic | $3.00 | $15.00 |
Frequently Asked Questions
How much does Claude Haiku 4.5 cost per token?
Claude Haiku 4.5 is priced at $1.00 per 1M input tokens and $5.00 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Claude Haiku 4.5?
Claude Haiku 4.5 has a context window of 200K tokens (200,000 tokens). The maximum output length is 64K tokens.
Does Claude Haiku 4.5 support image inputs (vision)?
Yes, Claude Haiku 4.5 supports vision/image inputs. You can send images as part of your prompts.
Does Claude Haiku 4.5 support function calling (tool use)?
Yes, Claude Haiku 4.5 supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does Claude Haiku 4.5 compare to similar models?
Claude Haiku 4.5 costs $1.00 input and $5.00 output per 1M tokens. Claude 3 Haiku is less expensive at $0.2500 input and $1.25 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the Claude 3 Haiku page at /tools/cost-calculator/anthropic/claude-3-haiku.