GPT-6 Astra vs GPT-Image-2.5 (Sunburst)
A direct, empirical evaluation of GPT-6 Astra (OpenAI) against GPT-Image-2.5 (Sunburst) (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-Image-2.5 (Sunburst)
Developed by OpenAI · Proprietary Multimodal DiT parameters
High-fidelity typographic rendering, raytracing reflection accuracy, sketch-to-image conditioning, and localized comment inpainting.