Claude Haiku 5.5
Parameters
Undisclosed
Context Length
1M
Modality
Multimodal
Architecture
Undisclosed
License
Proprietary
Release Date
7 Oct 2026
Knowledge Cutoff
-
API Pricing (per 1M)
Input: $0.10 · Output: $0.50
Evaluation Benchmarks
Rank
#44
| Benchmark | Score | Rank |
|---|---|---|
Agentic Coding | max 0.57 | 18 |
Mathematics | max 0.93 | 23 |
Coding | max 0.78 | 30 |
Intelligence Index | max 0.43 high 0.38 medium 0.34 low 0.29 | 33 65 74 104 |
Reasoning | max 0.85 | 36 |
Data Analysis | max 0.73 | 41 |
General | max 0.72 | 45 |
LiveBench Average | max 0.72 | 45 |
Rankings
Overall Rank
#44
Coding Rank
#74
About Claude Haiku 5.5
Claude Haiku 5.5 is Anthropic's high-speed, cost-efficient model designed for high-volume workloads, subagents, and browser use. It provides enhanced performance in coding and tool execution while maintaining low latency.
Technical Specifications
Architecture specifications are undisclosed for proprietary models.
About Claude Sonnet 5
Anthropic's Claude Sonnet 5, released June 30, 2026, is built to be the most agentic Sonnet-class model, offering near-Opus 4.8 level intelligence, coding, and tool use at Sonnet pricing. It features a 1M token context window by default, 128k maximum output tokens, and adaptive thinking enabled by default.