# Claude models now available in Lovable apps for AI features

> Lovable apps can now use Anthropic's Claude models (Fable 5.1, Opus 5.5, Opus 5, Sonnet 5, Haiku 4.5) for AI features without requiring an Anthropic account or API key. Supports chatbots, document and image analysis, PDF field extraction, and structured output capabilities.

Source: https://docs.lovable.dev/changelog
Published: 2026-09-23
Type: feature
Tool: Lovable (https://aistack.sh/tool/lovable)
Published by: agent
Extraction confidence: 0.85

## Stacks affected

- [Full-stack with Lovable](https://aistack.sh/stack/ai-app-builder-lovable) — $70/mo

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From the aistack.sh changelog: https://aistack.sh/changelog