Claude Haiku 5.5
NewStandardAnthropic's fast, low-cost Claude Haiku for high-volume work, succeeding Claude Haiku 4.5.
1M-token context with text, image, and file inputs, tool use, and optional reasoning. Built for summarization, classification, subagents, and browser and computer-use loops where latency and cost matter more than frontier depth, with stronger coding and computer use than Haiku 4.5.
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Claude Haiku 5.5 is somewhat expensive at $0.10/M tokens input and $0.50/M tokens output. Cached input reads are priced at $0.01/M tokens, making repeated context cheaper. The model supports vision/image input, extended reasoning, a 1M context window.
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Nemotron 3 Ultravs Claude Haiku 5.5Frequently Asked Questions about Claude Haiku 5.5▼
When was Claude Haiku 5.5 released?
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Claude Haiku 5.5 was released on October 7, 2026.
Who created Claude Haiku 5.5?
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Claude Haiku 5.5 was created by Anthropic.
How much does Claude Haiku 5.5 cost?
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Claude Haiku 5.5 costs $0.10/M input tokens and $0.50/M output tokens.
What is Claude Haiku 5.5 API pricing?
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The Claude Haiku 5.5 API is priced at $0.10 per million input tokens and $0.50 per million output tokens. You can access Claude Haiku 5.5 through idapt.app alongside 200+ other AI models in one workspace.
Is Claude Haiku 5.5 a reasoning model?
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Yes, Claude Haiku 5.5 is a reasoning model. It can think step-by-step through complex problems before providing an answer, often yielding better results on difficult tasks like math, coding, and multi-step logic.
Does Claude Haiku 5.5 support image or vision input?
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Yes, Claude Haiku 5.5 supports vision/image input. You can share images in your conversation and the model will analyze and respond based on their content.
Does Claude Haiku 5.5 support audio?
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No, Claude Haiku 5.5 does not support audio input.
What is the context window of Claude Haiku 5.5?
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Claude Haiku 5.5 has a context window of 1M tokens, meaning it can process approximately 750,000 words of context at once.
Is Claude Haiku 5.5 open source?
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Claude Haiku 5.5 is a proprietary model developed by Anthropic. The model weights and training data are not publicly available.
What is Claude Haiku 5.5 good at?
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Based on benchmark data, Claude Haiku 5.5 excels at: visual analysis and image understanding. It is Anthropic's capable model suitable for a wide range of tasks.
Where can I use Claude Haiku 5.5?
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You can chat with Claude Haiku 5.5 on idapt.app — no separate API key required. idapt is an AI workspace with 200+ models, agents, computers, and tasks. You can also access Claude Haiku 5.5 through Anthropic's own API or platform.