OpenAI Officially Launches GPT-5.6 Series Models

Jin10 News, July 10 – Following a prior limited preview, OpenAI has officially launched the GPT-5.6 series models, now available for public use. The GPT-5.6 series models—Sol, Terra, and Luna—will be accessible via ChatGPT, Codex, and API. The GPT-5.6 models are billed per million tokens and come in three specifications: - Sol model: $5 for input, $30 for output - Terra model: $2.50 for input, $15 for output - Luna model: $1 for input, $6 for output.