Claude Haiku 4.5

Language Proprietary

About Claude Haiku 4.5

Claude Haiku 4.5 is an AI model developed by Anthropic, in the language category, released in 2025, made available as a proprietary (API-only) model.

On this page you'll find Claude Haiku 4.5's full specifications. Review provider pricing and benchmark scores below, or compare Claude Haiku 4.5 head-to-head with other language models.

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Frequently asked questions

What is Claude Haiku 4.5? ▶

Claude Haiku 4.5 is an AI model developed by Anthropic, in the language category, released in 2025. It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created Claude Haiku 4.5? ▶

Claude Haiku 4.5 was developed by Anthropic and released in 2025.

Is Claude Haiku 4.5 open source or proprietary? ▶

Claude Haiku 4.5 is a proprietary model. It is accessed through an API rather than by downloading the weights.

How much does Claude Haiku 4.5 cost? ▶

Pricing for Claude Haiku 4.5 depends on the provider. See the providers table on this page for the latest API rates.

How does Claude Haiku 4.5 perform on benchmarks? ▶

Benchmark scores for Claude Haiku 4.5 are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.