GPT-6-Luna Coding Benchmark
How GPT-6-Luna ranks on the LLM Coding Leaderboard, shown next to the three models directly above and below it, with the top three models included for reference. GPT-6-Luna was tested at 4 effort levels, each ranked separately.
- Last evaluated: 2 weeks ago (October 1, 2026), with Codex CLI.
- Last evaluated: 2 weeks ago (October 1, 2026), with Codex CLI.
- Last evaluated: 2 weeks ago (October 1, 2026), with Codex CLI.
- Last evaluated: 2 weeks ago (September 30, 2026), with Codex CLI.
| # | Model | Total points (max 80) |
Avg cost per prompt |
Avg time per prompt |
Video | Tested with | Points per project | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Laravel Code Quality
(max 20) |
React-TS Code Quality
(max 20) |
Bug Finding Test
(max 20) |
CSV Import (PHP) | Offline Sync (PHP) | Bank Feed (Dart / Flutter) | Shipping Quotes (Go) | |||||||
| 1 | GPT-6.1-Sol (High) | 68.1 | $0.22 | 07:26 | Codex CLI | 19.1 | 19 | 10 | 5 | 5 | 5 | 5 | |
| 2 | Opus 5.5 (High) | 67.41 | $0.79 | 03:10 | Claude Code | 18.5 | 19.33 | 9.58 | 5 | 5 | 5 | 5 | |
| 3 | GPT-6.1-Sol (Medium) | 67.09 | $0.14 | 03:53 | Codex CLI | 18.63 | 18.67 | 9.79 | 5 | 5 | 5 | 5 | |
| ⋯ 7 places not shown ⋯ | |||||||||||||
| 11 | Sonnet 5.5 (Medium) | 60.54 | $0.20 | 00:58 | Claude Code | 17.88 | 18.33 | 7.08 | 4.5 | 3.75 | 5 | 4 | |
| 12 | Grok 4.7 (High) | 60.09 | $1.85 | 23:27 | Cursor | 17.7 | 18.33 | 7.81 | 4 | 3.75 | 5 | 3.5 | |
| 13 | GPT-6-Sol (High) | 59.92 | $0.31 | 05:18 | Codex CLI | 17.67 | 17.5 | 7.5 | 3.5 | 4.25 | 4.5 | 5 | |
| 14 | GPT-6-Luna (Max) | 59.07 | $0.03 | 11:03 | Codex CLI | 18.12 | 17.17 | 7.08 | 5 | 4 | 3.2 | 4.5 | |
| 15 | Haiku 5.5 (High) | 58.63 | $0.05 | 03:37 | Claude Code | 17.3 | 17 | 7.08 | 4.5 | 4.75 | 3 | 5 | |
| 16 | Haiku 5.5 (Medium) | 58.2 | $0.03 | 02:37 | Claude Code | 17.32 | 17 | 6.88 | 4 | 4.5 | 3.5 | 5 | |
| 17 | Space Bunny (Max) | 57.19 | N/A | 19:19 | OpenCode | 17.61 | 16.5 | 4.58 | 5 | 4.5 | 4 | 5 | |
| ⋯ 2 places not shown ⋯ | |||||||||||||
| 20 | Kimi K3 (High) | 56.89 | $0.63 | 12:49 | OpenCode | 18.4 | 17.5 | 6.04 | 4.5 | 3.25 | 3.2 | 4 | |
| 21 | Mistral Large 4 (High) | 56.86 | $0.34 | 14:33 | OpenCode | 18.13 | 19.33 | 3.65 | 3.5 | 3.75 | 3.5 | 5 | |
| 22 | Grok 4.6 (High) | 56.71 | $0.77 | 09:19 | Cursor | 17.4 | 18 | 6.56 | 4 | 3.75 | 4.5 | 2.5 | |
| 23 | GPT-6-Luna (Xhigh) | 56.4 | $0.03 | 10:08 | Codex CLI | 17.02 | 17.17 | 6.46 | 4.5 | 3.75 | 3 | 4.5 | |
| 24 | GPT-6-Sol (Medium) | 56.32 | $0.21 | 03:26 | Codex CLI | 17.17 | 16 | 6.25 | 2.9 | 5 | 5 | 4 | |
| 25 | GLM-5.3 (High) | 54.82 | $0.19 | 04:58 | OpenCode | 17.55 | 17.67 | 4.9 | 3.5 | 3.2 | 4.5 | 3.5 | |
| 26 | Deepseek-V4.1-Flash (High) | 54.35 | $0.03 | 03:17 | OpenCode | 16.65 | 18.67 | 5.83 | 2.2 | 3.5 | 4 | 3.5 | |
| ⋯ 1 place not shown ⋯ | |||||||||||||
| 28 | Qwen 3.8 Max (0902) (High) | 53.39 | $0.40 | 11:49 | OpenCode | 17.75 | 18 | 4.69 | 2.5 | 3.75 | 4.5 | 2.2 | |
| 29 | Deepseek-V4.1-Flash (Max) | 53.31 | $0.05 | 05:15 | OpenCode | 17.7 | 18.17 | 4.69 | 2.5 | 3.75 | 3 | 3.5 | |
| 30 | MiMo-V2.6 Flash (High) | 53.29 | $0.04 | 17:56 | OpenCode | 17.83 | 17.5 | 7.81 | 2.5 | 2.95 | 2.7 | 2 | |
| 31 | GPT-6-Luna (High) | 53.04 | $0.01 | 03:51 | Codex CLI | 16.9 | 15.83 | 5.31 | 4.5 | 5 | 2.5 | 3 | |
| 32 | Muse Spark 1.3 (Max) | 53.01 | $0.01 | 03:42 | OpenCode | 15.6 | 18.33 | 4.58 | 2.5 | 3.5 | 5 | 3.5 | |
| 33 | Qwen 3.8 Flash (Max) | 52.64 | $0.04 | 08:38 | OpenCode | 16.35 | 17.67 | 5.42 | 3.5 | 3.5 | 2.2 | 4 | |
| 34 | Deepseek-V4-Pro-0813 (Max) | 50.35 | $0.05 | 09:06 | OpenCode | 17.3 | 16.5 | 4.9 | 1.9 | 3.25 | 4 | 2.5 | |
| ⋯ 3 places not shown ⋯ | |||||||||||||
| 38 | GLM-5.3-Flash (Max) | 47.51 | $0.02 | 08:54 | OpenCode | 17.2 | 17.17 | 4.69 | 2.5 | 2.45 | 1.5 | 2 | |
| 39 | Gemini-3.8-Flash (High) | 47.09 | N/A | 02:56 | Antigravity | 14.8 | 16.67 | 5.42 | 2.5 | 3.5 | 2 | 2.2 | |
| 40 | LongCat-2.5-Preview | 46.65 | N/A | 16:50 | OpenCode | 16.98 | 16.67 | 2.4 | 3 | 2.7 | 4 | 0.9 | |
| 41 | GPT-6-Luna (Medium) | 43.74 | $0.01 | 02:13 | Codex CLI | 16.33 | 14.17 | 3.54 | 3.5 | 3 | 0.2 | 3 | |
| 42 | Gemini-3.1-Pro | 42.36 | $0.52 | 03:04 | OpenCode | 12.55 | 15.33 | 4.38 | 1.9 | 2.5 | 3.5 | 2.2 | |
| 43 | Composer 2.5 | 41.39 | $0.10 | 02:41 | Cursor | 16 | 15.83 | 3.96 | 2.2 | 1.4 | 0.9 | 1.1 | |
| 44 | Minimax M3 (High) | 40.35 | $0.21 | 06:32 | OpenCode | 15.3 | 15 | 2.1 | 3.5 | 0.95 | 1.9 | 1.6 | |
Tutorials about GPT-6-Luna
Video
· Sep 24, 2026
I Tested NEW GPT-6-Sol and GPT-6-Luna on 144 Coding Prompts
How to read this
- Each score measures a model-and-harness configuration, not the model in isolation.
- Prices are calculated with API costs. Models tested on a subscription plan show N/A.
- Full methodology and scoring formulas are explained in this article.
See every tested model side by side on the full LLM Coding Leaderboard.
