The new GPT-5.6 family: Luna, Terra, Sol
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GPT-5.6 Sol, along with Terra and Luna, will launch publicly this Thursday. We’re expanding preview access globally now. https://t.co/Uk5HcfSc2e
GPT-5.6 Sol, along with Terra and Luna, will launch publicly this Thursday. We’re expanding preview access globally now.
GPT-5.6 Models Launched: Sol, Terra, and Luna Arrive
OpenAI announces the release of its new GPT-5.6 family of models: Sol, Terra, and Luna, already being tested for diverse applications.

GPT-5.6 Sol, Terra, and Luna: A Developer's Guide to OpenAI's New Model Family
A practical guide to choosing GPT-5.6 Sol, Terra, and Luna, using programmatic tool calling, caching, and the multi-agent beta in production
OpenAI launches GPT-5.6 tiers: Sol, Terra, Luna
GPT-5.6 includes Sol, Terra, Luna, and ultra tiers with varied pricing and capabilities.
OpenAI launches GPT-5.6 family with Sol, Terra, and Luna models for general availability
More intelligence from every token, stronger performance per dollar, and more capability on demand for your hardest work.
OpenAI launches GPT-5.6 family with Sol, Terra, and Luna models for general availability
More intelligence from every token, stronger performance per dollar, and more capability on demand for your hardest work.
OpenAI launches GPT-5.6 family with Sol, Terra, and Luna models for general availability
More intelligence from every token, stronger performance per dollar, and more capability on demand for your hardest work.
OpenAI launches GPT-5.6 family with Sol, Terra, and Luna models for general availability
More intelligence from every token, stronger performance per dollar, and more capability on demand for your hardest work.

OpenAI’s GPT‑5.6 models are here, with a trio of options balancing power and performance
Get to know Sol, Terra, and Luna.

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