Claude Haiku 5.5
by Anthropic
Today's price · per 1M tokens
Input
$0.100
per 1M tokens
Output
$0.500
per 1M tokens
Blended
$0.200
blended $/1M — 3:1 weighted input:output
Cached input
$0.010
10% of input — prompt caching
Price receipt
We read Anthropic's own pricing page on and found Claude Haiku 5.5 listed with a price on the same row — that read is where the number above comes from, recorded as a new model. We keep the page text we read; its content hash is 2ec216b67b.
Overview
Anthropic's newest Haiku, launched 2026-10-07 as the fastest and lowest-cost model of the Claude 5.5 family, built for high-volume work such as classification, summaries and coding sub-agents; it is the first Haiku with an adjustable effort setting. Priced by prompt length: prompts up to 100K tokens bill at $0.10/$0.50 per 1M tokens (cache reads $0.01); prompts above 100K tokens bill at the long-context tier of $0.50/$2.50 (cache reads $0.05). Batch API halves both tiers. 1M-token context.
Capabilities
struck through = not supportedBenchmark performance
accuracy % · higher is better- AA Intelligence Index: 43.4 (Artificial Analysis composite across reasoning, knowledge and coding evals)
- AA-Omniscience Index: 10.7 (−100–100)
- Ranks #87 of 98 benchmarked models by average score
- Ranks #27 of 191 comparably-measured models by percentile score, across 3 independent measurements
- Ranks #4 of 191 comparably-tested models by normalized performance per dollar top value
- Strongest at Humanity's Last Exam — 44.4%, #30 of 79
Source: Artificial Analysis, Artificial Analysis (text-only, no tools, max effort) · updated · See full rankings →
Specifications
- Provider
- Anthropic
- Context window
- 1M tokens
- Modality
- text, image
- Parameters
- Proprietary
- Open source
- No — proprietary
- Released
- Status
- Current
- Last updated
- Tags
Availability verified: — listed on Anthropic's own page