Chinese users praise OpenAI’s GPT-5.6 for efficiency, even at higher cost than local rivals
OpenAI has released its latest AI model, GPT-5.6, which emphasizes cost-efficiency. This new release includes three models: Sol, Terra, and Luna, each designed for different capabilities, speeds, and price points.

Briefing Summary
AI-generatedOpenAI has released its latest AI model, GPT-5.6, which emphasizes cost-efficiency. This new release includes three models: Sol, Terra, and Luna, each designed for different capabilities, speeds, and price points. Users in China, accessing the service through VPNs and proxies, have praised GPT-5.6 for its efficiency, despite it being more expensive than local AI alternatives. OpenAI states that Terra offers performance similar to GPT-5.5 but at approximately half the cost, while Luna is built for low inference costs. This move towards cost-efficiency is a notable aspect of the GPT-5.6 launch.
Article analysis
Model · rule-basedKey claims
5 extractedLuna is engineered to offer robust capabilities at low inference cost.
Terra delivers performance comparable to GPT-5.5 at roughly half the price.
OpenAI’s latest GPT-5.6 release emphasizes cost-efficiency.
GPT-5.6 is more expensive than local AI rivals.
Some users in China access GPT-5.6 via VPNs and third-party proxies.