GPT-6 Astra vs GPT-6 Sol

A direct, empirical evaluation of GPT-6 Astra (OpenAI) against GPT-6 Sol (OpenAI).

GPT-6 Astra

Developed by OpenAI · Proprietary Frontier parameters

Complex multi-step engineering, formal math proofs, autonomous computer/browser navigation, and CAD synthesis.

GPT-6 Sol

Developed by OpenAI · Proprietary Frontier Workhorse parameters

High-efficiency agentic software development, OSWorld computer use, repository refactoring, and enterprise workflow execution at 80% lower cost per task than Claude Opus.

Metric GPT-6 Astra GPT-6 Sol
SWE-bench Verified 79.4% 68.8%
MMLU-Pro 91.2% 90.8%
MATH-500 98.6% 96.4%
Context Window 1,050,000 tokens 1,000,000 tokens
Input Pricing (per 1M) $10.00 $2.00
Output Pricing (per 1M) $50.00 $10.00