More Models from OpenAI
Compare other engines available in this laboratory.
GPT-6 AstraUltra Tier
OpenAI's flagship September 2026 frontier model with a 1.05M context window, MoE architecture, and SOTA reasoning across coding, formal mathematics, and long-horizon agentic automation.
1.05M ctx$11.00/M
GPT-6 SolPro Tier
GPT-6 Sol is OpenAI's mid-tier, cost-efficient high-end GPT-6 model (launched 22 Sept 2026, ~three weeks after flagship GPT-6 Astra), exposing a 1,050,000-token context window, 128K max output, image input, selectable reasoning effort, and hidden test-time reasoning tokens at $2/$10 per 1M tokens — positioned between GPT-6 Astra (quality) and GPT-6 Luna (throughput/price).
1.05M ctx$2.20/M
GPT-6 LunaFree Tier
GPT-6 Luna foundation intelligence model.
128K ctx$0.11/M