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Anthropic

Claude Haiku 5.5

AClosed

Anthropic's October 2026 lightweight flagship with a 1M-token context window. OpenRouter pricing of $0.10/$0.50 per million tokens is roughly a tenth of Haiku 4.5 ($1/$5), and it entered OpenRouter's fastest-growing token ranking at #2 in its first week — one of the cheapest million-context closed models available.

API Pricing

Input

$0.1

Output

$0.5

Cached input

$0.01

Peak hours

—

USD / 1M tokens

※ OpenRouter 实测（2026-10）：输入 $0.10 / 输出 $0.50（美元/百万 tokens），batch 档减半（$0.05/$0.25）；较上代 Haiku 4.5（$1/$5）大幅下调

Price sourceopenrouter.ai ↗anthropic.com ↗

No price change in the last two snapshots

Price history

12 snapshots · 2026-04-28 → 2026-08-17

Current: $15Period low: $15 (2026-04-28)Period high: $15 (2026-04-28)First tracked: $15 (2026-04-28)

Specifications

Context window
1M Tokens
Max output
128K Tokens
License
Closed

Overall score

Total

67.1

Rank

#5

Tier

A

Data confidence

85%

Capability70
Scale35
Value94
Context60.5
Ecosystem21
Freshness94.4

Capabilities & use cases

Best for

  • 低成本长上下文任务
  • 高并发客服/批处理
  • 超长文档理解与摘要
  • Agent 子任务并行

Official links

Website ↗API platform ↗Pricing page ↗Open in comparator ↗

Same vendor

Claude Sonnet 5.5Claude Opus 5.5Claude Fable 5.1

Similar price

GLM-5.3-Flash $0.5GPT-6 Luna $0.5ERNIE 4.5 Turbo ¥3.2Qwen3.8-Flash (Tongyi) $0.47DeepSeek-V4.1-Flash $0.6GPT-5 Nano $0.4

FAQ

What does Claude Haiku 5.5 cost?
Claude Haiku 5.5 is priced at $0.5 output and $0.1 input (USD per 1M tokens)
How large is the context window of Claude Haiku 5.5?
Claude Haiku 5.5 has a 1M Tokens context window with up to 128K Tokens output.
Where can I access Claude Haiku 5.5?
Official channels: Website and API platform.

Data is refreshed daily and cross-checked against two independent sources; please confirm pricing and specs on the vendor page.