Claude Haiku 5.5 API Pricing
Claude Haiku 5.5 costs $0.10 per 1M input tokens and $0.50 per 1M output tokens.These rates were last verified on .
Published rates and billing units
| Billing dimension | USD list price |
|---|---|
| Input / 1M tokens | $0.10 |
| Cached input / 1M tokens | $0.01 |
| Cache write / 1M tokens | $0.125 |
| Requests above 100,000 input tokens: Input / 1M tokens | $0.50 |
| Requests above 100,000 input tokens: Cache write / 1M tokens | $0.625 |
| Requests above 100,000 input tokens: Cache write (1 hour) / 1M tokens | $1.00 |
| Requests above 100,000 input tokens: Cached input / 1M tokens | $0.05 |
| Requests above 100,000 input tokens: Output / 1M tokens | $2.50 |
| Output / 1M tokens | $0.50 |
| Cache write (1 hour) / 1M tokens | $0.20 |
| Batch: Input / 1M tokens | $0.05 |
| Batch: Output / 1M tokens | $0.25 |
| Batch: Requests above 100,000 input tokens: Input / 1M tokens | $0.25 |
| Batch: Requests above 100,000 input tokens: Output / 1M tokens | $1.25 |
| Batch: Requests above 100,000 input tokens: Cached input / 1M tokens | $0.025 |
| Batch: Requests above 100,000 input tokens: Cache write / 1M tokens | $0.3125 |
| Batch: Requests above 100,000 input tokens: Cache write (1 hour) / 1M tokens | $0.50 |
| Batch: Cached input / 1M tokens | $0.005 |
| Batch: Cache write / 1M tokens | $0.0625 |
| Batch: Cache write (1 hour) / 1M tokens | $0.10 |
Verified 2026-10-22 · Official source · Pricing methodology. Taxes, optional services and account-specific discounts are not included.
Cost examples
These examples use published list prices only. They exclude taxes, enterprise discounts, minimum charges, retries, batch discounts, and provider-specific billing rules.
1M input + 1M output
$3.00
A direct per-million comparison against every other text model.
100K input + 25K output
$0.0225
A compact chat, summarization, or analysis workload.
10M input + 2M output
$10.00
A monthly production estimate for heavier RAG or agent traffic.
75% cached input + 250K output
$0.7875
Cached input is about 90% cheaper than standard input at list price.
Calculator for Claude Haiku 5.5
Enter your own input, output, and cached-token assumptions. This calculator is preloaded with only Claude Haiku 5.5, so the result stays focused on this model.
Input cost
$0.50
Output cost
$2.50
Total
$3.00
Long-context rates apply because this request exceeds 100,000 input tokens.
Price history
output moved from $0.01 to $0.50 across 15 daily snapshots.
When to use Claude Haiku 5.5
Good fit
- high-volume routing, classification, extraction, summaries, and fallback traffic
- long-document and repository-scale prompts where context window matters
Be careful with
- blind migration without testing your own prompts, latency, and failure modes