Claude Haiku 4.5 Pricing
$1 per 1M input and $5 per 1M output. Free tier: No free tier (API usage billed).
Cost Calculator
Estimated cost:
Full Pricing Matrix
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| Tier | Input | Output | Unit | Cache Read |
|---|---|---|---|---|
| standard | $1 | $5 | /1M tok | $0.1 |
| batch | $0.5 | $2.5 | /1M tok | — |
Price History
2026-10-16
Claude Haiku 5.5 added ($0.10/$0.50 — cheapest Claude ever)
2026-09-24
Anthropic lineup completed (+9 models)
About Claude Haiku 4.5
Anthropic's fastest, cheapest tier — 1/4 the price of Sonnet 5.
- $1 input / $5 output per MTok
- Batch API: 50% discount
- Prices per million tokens (MTok) from Claude platform docs
Frequently Asked Questions
How much does Claude Haiku 4.5 cost?
$1 per 1M input tokens and $5 per 1M output tokens.
Is there a batch discount for Claude Haiku 4.5?
Yes — the Anthropic Batch API applies a 50% discount.