The AI Data Stream Blog

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· 4 min read

Claude Haiku 5.5 Is Now Available

Anthropic released Claude Haiku 5.5 at $0.10/$0.50 per million tokens, around 90% cheaper than Haiku 4.5, with effort levels and a 1M-token context window. It is now the fastest Claude option in AI Data Stream and powers our background tasks on Anthropic providers. Haiku 4.5 stays available as the previous generation.

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· 3 min read

Claude Opus 5.5 Is Now Available

Anthropic released Claude Opus 5.5 at 20% below the price of Opus 5, with performance close to Fable 5.1. It is now the recommended Claude model for demanding work in AI Data Stream, one tier below the premium Fable 5.1, with Opus 5 kept as the previous generation.

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