OpenRouter: Anthropic: Claude Opus 4.5

⚠ This model is no longer free. See free alternatives.
openrouter/anthropic-claude-opus-4.5
Released Unknown · 200K context ·
chat
Chat Compare

Playground

Test Anthropic: Claude Opus 4.5 directly in your browser. Enter your API key to start chatting.

Model: Anthropic: Claude Opus 4.5
Get Key

🔒 Your key is sent directly to OpenRouter.

Ready to chat with Anthropic: Claude Opus 4.5.