Wednesday, September 23, 2026 · No. 423Prices synced 3 hours ago
All·AI·Model

The AI Model Price Index

GPT-6 Luna

by OpenCode Zen · family gpt-luna · listed Sep 2026RTV

OpenAI's most efficient model for focused, high-volume tasks

Current rates USD per 1M tokens

Input$0.10
Output$0.50
Cache read$0.01
Cache write$0.125

Against the market

Input price vs. maker flagships ($/1M tokens)
GPT-6 LunaGPT-6 Luna: $0.10 per 1M tokens$0.10DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens$0.15Qwen3.8 FlashQwen3.8 Flash: $0.15 per 1M tokens$0.15Gemini 3.8 FlashGemini 3.8 Flash: $0.75 per 1M tokens$0.75GLM-5.3GLM-5.3: $1.40 per 1M tokens$1.40GPT-6 SolGPT-6 Sol: $2.00 per 1M tokens$2.00Grok 4.7Grok 4.7: $2.00 per 1M tokens$2.00Claude Opus 5.5Claude Opus 5.5: $4.00 per 1M tokens$4.00
Output price vs. maker flagships ($/1M tokens)
Qwen3.8 FlashQwen3.8 Flash: $0.47 per 1M tokens$0.47GPT-6 LunaGPT-6 Luna: $0.50 per 1M tokens$0.50DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens$0.60Gemini 3.8 FlashGemini 3.8 Flash: $3.75 per 1M tokens$3.75GLM-5.3GLM-5.3: $4.40 per 1M tokens$4.40Grok 4.7Grok 4.7: $6.00 per 1M tokens$6.00GPT-6 SolGPT-6 Sol: $10.00 per 1M tokens$10.00Claude Opus 5.5Claude Opus 5.5: $20.00 per 1M tokens$20.00

On the record

Model id
gpt-6-luna
Context window
1.1M tokens
Max output
128K tokens
Input modalities
text, image, pdf
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
May 2026
Released
2026-09-22
Last updated
2026-09-22
Provider docs
opencode.ai/docs/zen

Back of the envelope

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