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Anthropic

Claude Haiku release timeline

4 versions across 2024 – 2026. Heights show the Artificial Analysis Intelligence Index for each release. The latest is Claude Haiku 5.5.

RELEASE TIMELINE · AI MODEL RADAR Claude Haiku Anthropic · 4 versions · 2024 – 202613263851 5.63Mar 2024 8.93.5Nov 2024 16.94.5Oct 2025 43.45.5Oct 2026 aimodelradar.app · Intelligence Index: Artificial Analysis
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Claude Haiku Claude Sonnet GPT-6 Claude Opus Gemini Flash Claude Fable GPT-5 Gemini Pro GPT-4 OpenAI o-series

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