Anthropic First-PartyVerified 2026-11-12
Claude Haiku 5.5 API Pricing & Cost Rules
API Model ID: claude-haiku-5-5 · Context Window: 1,000,000 tokens · Max Output: 128,000 tokens
Context Tiers & Token Rate Card (USD per 1M Tokens)
| Tier | Std Input | Std Output | Cache Read | Write (Short) | Write (Long) |
|---|---|---|---|---|---|
| Standard (<= 100K) | $0.1 | $0.5 | $0.01 | $0.125 | $0.2 |
| Long Context (> 100K) | $0.5 | $2.5 | $0.05 | $0.625 | $1.00 |
Prompt Caching Rules
Supported: Yes (explicit)
Minimum Cacheable Prefix: 512 tokens
Hourly Cache Storage: $0
Read = 0.10x (90% off). Write = 1.25x (5m) or 2.0x (1h). Min 512 tokens. Total input (input + cache_read + cache_write) >100K triggers 5x tier.
Batch API & Hosting Notes
Batch Supported: Yes (50% discount · Up to 24h)
Caching in Batch: Allowed + Batch discount stacks onto cache reads
50% off; stacks with caching and <=100K/>100K tier. Supports up to 300K output tokens in Batch with beta header.
US-only data residency adds 1.1x multiplier.