Claude Haiku 5.5: Benchmarks, Pricing & Context Window
Claude Haiku 5.5 is a language model from Anthropic, released in October 2026, with multimodal input, a 1M-token context window, and pricing from $0.100/M input, $0.010/M cached input, $0.500/M output.
Claude Haiku 5.5 is Anthropic's cheapest, fastest, and most capable small model to date, and the successor to Claude Haiku 4.5. It targets high-volume, cost-sensitive work (summaries, compaction, classification, database queries) and pairs
Claude Haiku 5.5 benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
High-confidence performance for Claude Haiku 5.5 across real-world prompt categories. Only 95% intervals at most 4 points wide are shown.
Performance by conversation depth
How Claude Haiku 5.5 holds up as conversations get longer.
Quality Tracker
Claude Haiku 5.5 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Wed Oct 07 2026Claude Haiku 5.5 pricing
Providers
Claude Haiku 5.5 starts at $0.100 per million input tokens and $0.500 per million output tokens via Anthropic. Reused prompt prefixes cost $0.0100 per million cached input tokens.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 Anthropic | $0.100 | $0.0100 | $0.500 | 1.0M/128.0K | — | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Claude Haiku 5.5 context window
Input and output token limits for Claude Haiku 5.5, plus how it ranks on long-context understanding.
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Claude Haiku 5.5 latency
Claude Haiku 5.5 time to first token, sustained output throughput, and failed-request rate from live model usage over the trailing 7 days.
Claude Haiku 5.5 examples
Recent arena outputs from Claude Haiku 5.5, picked from the highest-ranked matchups.
Claude Haiku 5.5 license
Claude Haiku 5.5 is a proprietary model available under its provider's product and API terms, has a knowledge cutoff of June 2026.
- License
- Proprietary
- Hosted access
- Knowledge cutoff
- June 2026
Proprietary license - usage restrictions apply
Claude Haiku 5.5 resources
Official sources for Claude Haiku 5.5: provider documentation, official playground, paper or system card, official launch post.
Claude Haiku 5.5 vs other models
The most-compared alternatives to Claude Haiku 5.5 are Claude Mythos Preview, Qwen3.8 Max, Claude Opus 4.8. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Claude Haiku 5.5
Models ranked just above and below Claude Haiku 5.5 by LLM Stats score.
FAQ
Common questions about Claude Haiku 5.5.