Claude Haiku 5.5
Ten cents a million and, per the people using it, smarter than the other ten-cent model; mind the 100K cliff.
Key facts
- Score
- 74 / 100, rank #7
- Price
- $0.10 in · $0.50 out per 1M tokens (Claude pricing)
- Blended price
- $0.20 per 1M tokens (3 input : 1 output)
- Context window
- 1M
- Open weights
- No
- Released
- Oct 7, 2026
- Best for
- Classification and extraction, Routing tiers, Latency-sensitive paths
Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens on Anthropic's list price (Claude pricing, read Oct 10, 2026).
Independent evals
| Benchmark | Result | Who ran it | Read |
|---|---|---|---|
| Artificial Analysis Intelligence Index (max) | 43 | Artificial Analysis LLM leaderboard | Oct 10, 2026 |
- Vendor list price under 100K tokens: $0.10 in / $0.50 out (Claude pricing)
- Artificial Analysis output speed (max): 240 tokens/s (Artificial Analysis LLM leaderboard)
What practitioners say
The thread had over a thousand points in a day; the recurring reports are near-perfect structured classification in production and 'noticeably smarter than GPT-6 Luna', against complaints about the 100K pricing tier.
Caveats
- Price jumps five-fold above 100K input tokens, which commenters call an absurdly low cutoff for agent runs.
Questions people ask
How much does Claude Haiku 5.5 cost?
Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens on Anthropic's list price (Claude pricing, read Oct 10, 2026).
How good is Claude Haiku 5.5?
Claude Haiku 5.5 ranks #7 of 12 on the Models at Work leaderboard with a score of 74 out of 100 (October 2026 edition). Ten cents a million and, per the people using it, smarter than the other ten-cent model; mind the 100K cliff.
What is Claude Haiku 5.5 best for?
Claude Haiku 5.5 is best for classification and extraction, routing tiers, latency-sensitive paths.
What are Claude Haiku 5.5's benchmark scores?
Artificial Analysis Intelligence Index (max): 43 (Artificial Analysis LLM leaderboard).
What is Claude Haiku 5.5's context window?
Claude Haiku 5.5 has a 1M token context window according to Anthropic.
Is Claude Haiku 5.5 open weights?
No. Claude Haiku 5.5 is a proprietary model available through Anthropic's API and partner clouds.
Compare Claude Haiku 5.5
- Claude Haiku 5.5 vs Claude Opus 5.5
- Claude Haiku 5.5 vs GPT-6 Astra
- Claude Haiku 5.5 vs Gemini 4 Argon
- Claude Haiku 5.5 vs Claude Sonnet 5.5
- Claude Haiku 5.5 vs GPT-6.1 Sol
- Claude Haiku 5.5 vs Claude Fable 5.1
- Claude Haiku 5.5 vs Muse Spark 1.3
- Claude Haiku 5.5 vs DeepSeek Flash (4.1)
- Claude Haiku 5.5 vs GPT-6 Luna
- Claude Haiku 5.5 vs Kimi K3
- Claude Haiku 5.5 vs Grok 4.7
Methodology: Score is 0 to 100: 50% independent evals normalised within this table, 20% price-performance, 15% practitioner sentiment from Signals and community threads, 15% operational fit (context, speed, availability, open weights). Models within three points are a tie in practice. Vendor-published figures are labelled as such and never counted as independent. Our coverage: read the article.