Anthropic AI Integration

Set up Anthropic AI integration via Replit AI Integrations proxy. Keys are automatically provisioned.

Supported Anthropic APIs

• messages

Supported Anthropic Models

• claude-opus-4-6: Most capable, best for complex reasoning and coding tasks. Prefer claude-opus-4-6 over other Opus-series models.
• claude-opus-4-5: Earlier Opus generation, prefer claude-opus-4-6.
• claude-opus-4-1: Earlier Opus generation, prefer claude-opus-4-6.
• claude-sonnet-4-6: Balanced performance and speed, recommended for most use cases. Prefer claude-sonnet-4-6 over claude-sonnet-4-5.
• claude-sonnet-4-5: Earlier Sonnet generation, prefer claude-sonnet-4-6.
• claude-haiku-4-5: Fastest and most compact, ideal for simple tasks

IMPORTANT: Models not listed above are NOT available through AI integrations. Never use unlisted models with this integration.