GPT 5.6 Sol 20% price reduction

GPT-5.6 Sol is the flagship model in the GPT-5.6 family. It supports a 1,050,000-token context window and up to 128,000 output tokens. The knowledge cutoff is February 16 2026. Pricing is $4 per million input tokens and $20 per million output tokens, with promotional rates through at least November 21 2026. The model handles text and image input, streaming, function calling, structured outputs, and tools such as web search, file search, image generation, and code interpreter.