GPT-5.6 Luna
OpenAI
65.2#61 of 427 overall
- Input / output
- US$ 0,20 / US$ 1,20 US$ per 1M tokens
- Context
- 1.1M tokens
- Release
- 07/09/2026 release date
- Weights
- Closed
- Speed
- 0 tok/s first token in 0.00 s
Family history
The 2 versions of this family, from first to newest, by release date. Click a point to open that version.
See the data as a table
| Model | Released | Score | Rank | AA Intel. | Elo Arena |
|---|---|---|---|---|---|
| GPT-5.6 Luna | 07/09/2026 | 65.2 | #61 | — | 1431 |
| GPT-6 Luna | 09/22/2026 | 53.7 | #116 | 27.8 | 1389 |
Scores by source
Scores by sourcepercentile = % of ranked models it beats| Metric | Value | Percentile | Source |
|---|---|---|---|
| Arena text (Elo) weight 2 | 1431 | 64% | LMArena |
| Arena WebDev (Elo) weight 1 | 1519 | 59% | LMArena |
| Arena vision (Elo) weight 0.5 | 1257 | 56% | LMArena |
| Humanity's Last Exam weight 1 | 39.5 | 88% | Artificial Analysis |
| Terminal-Bench weight 1 | 11.6 | 71% | Artificial Analysis |
| GPQA Diamond | 91.1 | 93% | Artificial Analysis |
| Long-context reasoning | 83.7 | 98% | Artificial Analysis |
By category
| Category | Score | Rank | Metrics |
|---|---|---|---|
| Agentic | 60.6 | #33 | Terminal-Bench |
| Coding | 54.3 | #44 | Arena WebDev (Elo) |
| Reasoning | 76.8 | #32 | Humanity's Last Exam, GPQA Diamond |
| Research | 74.0 | #12 | Long-context reasoning |
| Design | 54.3 | #44 | Arena WebDev (Elo) |
| Chat | 56.9 | #71 | Arena text (Elo) |
| Vision | 53.1 | #47 | Arena vision (Elo) |
History
RankingIA score on each collection day (hover to see the rank).
Daily collection started on 10/30/2026. The chart appears from the second day the model is ranked.