GPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, positioned below GPT-6 Sol. It is suited for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic...
Rank
#74
Up 311% week over week
Tokens
146.8B
2026-10-21
Requests
12.7M
12,704,087
Tool calls
-
Input / M
$0.05
Output / M
$0.25
Cache / M
$0.005
Context
1.1M
1,050,000 tokens