# MAI-Code-1.1-Flash vs GPT-6 Luna - AI Model Comparison

- Page: https://opencode.ai/data/compare/microsoft/mai-code-1-1-flash/openai/gpt-6-luna
- Updated: 2026-10-23T01:16:18.000Z

|  | MAI-Code-1.1-Flash | GPT-6 Luna |
| --- | --- | --- |
| Lab | Microsoft | OpenAI |
| Context window | 256K | 1.1M |
| Max output | 128K | 128K |
| Input modalities | text, image | text, image, pdf |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Open weights | No | No |
| Release date | 2026-08-11 | 2026-09-22 |
| Input price per 1M tokens | $0.20 | $0.10 |
| Output price per 1M tokens | $1.20 | $0.50 |
| Cached input price per 1M tokens | $0.02 | $0.01 |
| OpenCode tokens: past 2 months | - | 3.3T |
| Share of all tokens | - | 0.3% |
| Rank by tokens last week | - | #11 |
| Unique users | - | 589K |
| Weekly retention | - | 66.7% |

Model pages: [MAI-Code-1.1-Flash](https://opencode.ai/data/microsoft/mai-code-1-1-flash.md), [GPT-6 Luna](https://opencode.ai/data/openai/gpt-6-luna.md)

## Methodology

- Updates: Aggregated every hour. Days and weeks use UTC.
- Tokens: Input, output, reasoning, and cached tokens for each request.
- Users and sessions: Approximate counts of distinct users and OpenCode sessions.
- Cost: Session cost is the average cost per OpenCode session. Token prices are list prices from the OpenCode model catalog.
- Retention: The share of a model's users in one week who use it again the next week.
- Citation: Cite OpenCode Data (opencode.ai/data) with the update time shown at the top of the page.