fastAnthropic·Released 2026-10
Claude Haiku 5.5
Anthropic's current Haiku model, built for high-volume, latency-sensitive work such as classification, extraction and routing.
Pricing verified October 20, 2026 · source
Key specifications
| Vendor | Anthropic |
| Tier | fast |
| Context window | 1M tokens |
| Pricing | From $0.10 / $0.50 per 1M tokens (input/output); $0.50 / $2.50 for prompts over 100K tokens |
| Released | 2026-10 |
| Categories | Text GenerationAdvanced ReasoningCode GenerationMultimodal |
Note: Verified 2026-10-20: model page shows Status "Active (latest)", released October 7, 2026, retirement not sooner than October 7, 2027. Pricing is tiered: $0.10 input / $0.50 output per MTok for prompts up to 100,000 tokens, $0.50 / $2.50 above. The price fields hold the lower tier.
Key features
- •Current Haiku model and the fastest in the lineup
- •Adaptive thinking
- •1M-token context window with 128K max output
- •Tiered pricing: higher rates for prompts over 100K tokens
- •Available on the Claude API, Bedrock, Google Cloud, Microsoft Foundry and Claude Platform on AWS
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