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Claude Haiku 4.5

Fastest and most cost-effective Claude for simple tasks.

  • Image input
  • Coding
  • Tool calling
  • Extended thinking
  • Streaming
Chat with Claude Haiku 4.5All models

Specifications

ProviderAnthropic
API model IDclaude-haiku-4-5
ReleasedOctober 2025
Context window200,000 tokens
Max output64,000 tokens
Reasoning modelYes
Price per 1M tokens (input / output)$1 / $5

Specs as published by Anthropic. Prices are standard list prices before caching or batch discounts.

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FAQ

What is the context window of Claude Haiku 4.5?
Claude Haiku 4.5 accepts up to 200,000 tokens of context and can return up to 64,000 output tokens per reply.
When was Claude Haiku 4.5 released?
Anthropic released Claude Haiku 4.5 in October 2025.
How do I use Claude Haiku 4.5?
Add your Anthropic API key in DapperGPT, pick Claude Haiku 4.5 in the model picker, and start chatting. You pay Anthropic directly for usage.