GPT 5.6 Luna is now available in Command Code Go ($1 plan) 10x free credits. It’s 95% off right now. Pay $1 Go plan to get $10 in credits. GPT 5.6 Luna with 50% discount
This is on top off OpenAI 80% discount.
GPT-5.6 Luna at a glance
Optimized for cost-sensitive workloads.
| Spec | GPT-5.6 Luna |
|---|---|
| Model ID | gpt-5.6-luna |
| Context window | 1.05M tokens |
| Released | July 9, 2026 |
| Intelligence Index | 37.3 |
| Coding Index | 71.4 |
| Input | $0.20 per 1M tokens |
| Output | $1.20 per 1M tokens |
| Cache read | $0.02 per 1M tokens |
| Effective input in an agent loop | $0.07 per 1M tokens |
| Plans | Go and above |
Specs, pricing and plans are from the GPT-5.6 Luna model page as of September 28, 2026, including any deal running that day, so they can differ from the launch pricing above. Intelligence and Coding Index scores are from Artificial Analysis.
Use GPT-5.6 Luna
1cmd --model gpt-5.6-lunaOr type /model in a session and pick it. You can switch mid-session without losing context.
What real work costs on GPT-5.6 Luna
| Task | Tokens (in · out) | Cost |
|---|---|---|
| Quick lookup / one-liner | 8K · 1K | $0.0015 |
| Review a 500-line PR | 60K · 4K | $0.0092 |
| Fix a bug (agent loop) | 180K · 12K | $0.03 |
| Refactor a module | 320K · 20K | $0.05 |
| Full-repo agent run | 900K · 45K | $0.11 |
Try Command Code
The best coding agent for open models, in your terminal or on your desktop.
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