claude-3-haiku-20240307

claude-3-haiku-20240307 (Anthropic) was shut down on Apr 20, 2026; calls to it fail. Anthropic recommends claude-haiku-4-5-20251001 instead.

Provider

Anthropic

Shutdown

Apr 20, 2026 (already shut down)

Announced

Feb 19, 2026

Replace with

claude-haiku-4-5-20251001

• Dates apply to Anthropic-operated platforms (Claude API, Claude Platform on AWS, Claude on Google Cloud (Anthropic managed), Microsoft Foundry). Bedrock and Vertex AI (Google managed) set their own dates - see provider aws-bedrock / vertex-ai.

Source: https://platform.claude.com/docs/en/about-claude/model-deprecations · report a wrong date