GPT-6 Luna (batch)
OPENAI Developer Architecture Profile
Intelligence (ELO)1054Chatbot Arena Verified
Max Context Limit1,050,000Max Out: 128,000 tokens
Prompt Caching90% OFF$0.0050 / 1M cached
Standard API / 1M$0.30Blended Standard Rate
Model Capabilities & Contract SLAs
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...
Granular Pricing Matrix
Input Tokens (Standard Prompt)$0.05 / 1M
⚡ Cached Input (Prompt Cache Read)90% OFF$0.0050 / 1M
Output Tokens (Completion)$0.25 / 1M
Pricing data via OpenRouter. Sync: 10/2/2026
Evaluate Competitors
VS Engine MatchupGPT-6 Luna (batch) vs OpenAI: gpt-oss-120b (batch)VS Engine MatchupGPT-6 Luna (batch) vs Meta: Llama Guard 4 12BVS Engine MatchupGPT-6 Luna (batch) vs Google: Gemma 3 12BVS Engine MatchupGPT-6 Luna (batch) vs Meta: Muse Spark 1.2 ContributorVS Engine MatchupGPT-6 Luna (batch) vs NVIDIA: Nemotron 3.5 Content Safety (free)VS Engine MatchupGPT-6 Luna (batch) vs Reka Edge