GPT 5.6 Sol, Luna, and Terra now available on AI Gateway
GPT 5.6 is now available on in three models: Sol, Terra, and Luna.AI Gateway GPT 5.6 from OpenAI is now available on AI Gateway in a limited preview, across three models: Sol, Terra, and Luna. All three are stronger at agentic work across coding, biology, and cybersecurity, and are more token-efficient than the previous generation. To use GPT 5.6, set to one of the above slugs in the :modelAI SDK You can also set to switch to GPT 5.6 from other gateway models without touching your code.routin



