R1 (free)
OpenRouterOpen Weights
The R1 AI model by OpenRouter offers developers a powerful tool with a context window of 163,840 tokens and advanced reasoning capabilities. With open weights and a training data cutoff in 2025, this free model is perfect for text input, function calling, and more. Explore the possibilities of large-scale AI processing without any cost for input or output tokens.
Key Specifications
Context Window
164K tokens
Max Output Tokens
164K tokens
Input Pricing
Free
per million tokens
Output Pricing
Free
per million tokens
Capabilities
- Text Generation
- Function Calling
- Advanced Reasoning
Additional Details
- Provider
- OpenRouter
- Release Date
- January 20, 2025
- Advanced Reasoning
- Supported
- Supported Input Types
- text