GPT-5.6 APIOpenAI APIGPT-5.6 SolGPT-5.6 TerraGPT-5.6 LunaprogrammingAI APIdevelopers
GPT-5.6 API: Developer Guide to Using Sol, Terra & Luna
Technical guide for developers on the GPT-5.6 API β Model IDs, pricing, Prompt Caching, Ultra Mode, Programmatic Tool Calling, and practical code examples.
2026-07-13 10 min read