BlockBeats News, July 10th, following the previous limited preview, OpenAI officially launched the GPT-5.6 series of models, making them available to the public. The GPT-5.6 series models Sol, Terra, and Luna will integrate with ChatGPT, Codex, and the API.

The GPT-5.6 models are priced per million tokens and come in 3 different specifications: Sol model has an input cost of $5 and an output cost of $30; Terra model has an input cost of $2.50 and an output cost of $15; Luna model has an input cost of $1 and an output cost of $6.