The model atlas
Capabilities · access · specificationsOpenAI's most powerful reasoning model. Uses extended thinking time to solve complex problems in math, science, and coding. Achieves expert-level performance on technical benchmarks.
This directory profile records specifications, not a hands-on review. Availability and pricing may have changed since it was added.
How we assess AI tools · Check the provider’s current documentation and prices
Specifications
- Context Window
- 200,000 tokens
Pricing
- Input
- $10.00/MTok
- Output
- $40.00/MTok
Capabilities
Best For
Rate this model
Click to rate this AI model
Related Models
Claude Opus 4
200K ctxby Anthropic
Anthropic's most capable model, excelling at complex analysis, nuanced content creation, and advanced coding tasks. Features superior reasoning and the ability to work autonomously on extended tasks.
Claude Sonnet 4
200K ctxby Anthropic
The best combination of performance and speed for efficient, high-throughput tasks. Excellent balance of intelligence and cost-effectiveness.
GPT-4o
128K ctxby OpenAI
OpenAI's flagship multimodal model with advanced reasoning, vision, and audio capabilities. Fast and versatile for most tasks.
GPT-4o Mini
128K ctxby OpenAI
Affordable and intelligent small model for fast, lightweight tasks. Best cost-efficiency in its class.