GPT-6.1 Sol vs MiniMax M3.1 Flash
aka Sol 6.1 vs M3.1-Flash
- Author picksMiniMax M3.1 Flash1–0
- CheaperMiniMax M3.1 Flash5/5 postsmedian gap ~5.2×
- FasterGPT-6.1 Sol3/3 postsmedian gap ~2.9×
As stated in each post, not a controlled benchmark.
Posts
8Lightning McQueen in real-time 3D, four models: MiniMax M3.1 Flash, GPT-6.1 Sol, Gemini 4 Carbon, Kibitz. Posted by @noclipepe.
30-second 3D supercar video in five scenes: GPT-6.1 Sol, MiniMax M3.1 Flash. Posted by @nahid_pro09.
3D point cloud tree, 3 models with session stats: DeepSeek V4.1 Flash 1017, GPT-6.1 Sol, MiniMax M3.1 Flash. Posted by @sshayahmet.
Physics simulator with a 40-block tower: MiniMax M3.1 Flash, GPT-6.1 Sol. Posted by @AfterFeelAI.
Whale breach scene, MiniMax M3.1 Flash vs three models: MiniMax M3.1 Flash, DeepSeek V4.1 Flash 1017, GPT-6 Astra, GPT-6.1 Sol. Posted by @Bhavani_00007.
3D supercar in Three.js on Devin, MiniMax vs Sol: MiniMax M3.1 Flash, GPT-6.1 Sol. Posted by @Zephyr_cryt.
Whale breach in Three.js, four models one-shot: DeepSeek V4.1 Flash 1017, MiniMax M3.1 Flash, GPT-6.1 Sol, Claude Opus 5.5. Posted by @elliscrosby.
Same prompt, separate runs
10Not a controlled comparison: prompts, tools and time differ.
About this matchup
GPT-6.1 Sol vs MiniMax M3.1 Flash in real side-by-side tests: 8 posts from X where both got the same prompt; 5 posts report cost or time. Judge coding ability from the actual outputs.
GPT-6.1 Sol vs MiniMax M3.1 Flash: which is better for coding?
Which is better for coding, GPT-6.1 Sol or MiniMax M3.1 Flash?
Author picks: where the author preferred one of the two, they picked MiniMax M3.1 Flash once and GPT-6.1 Sol never. That covers 1 of the 8 posts here; each post is a different task, so watch the outputs above for the work you care about.
Which is cheaper, GPT-6.1 Sol or MiniMax M3.1 Flash?
5 posts state a cost for both: MiniMax M3.1 Flash was cheaper in all 5 (median gap ~5.2×). These are the costs the posts state for each run, not list prices.
Which is faster, GPT-6.1 Sol or MiniMax M3.1 Flash?
3 posts state a time for both: GPT-6.1 Sol was faster in all 3 (median gap ~2.9×). Times are as stated in each post; tools and settings differ between posts.
Summary
GPT-6.1 Sol and MiniMax M3.1 Flash appear together in 8 posts on X: cinematic 3D Earth with a shuttle in orbit (@BIGMayrr), lightning McQueen in real-time 3D, four models (@noclipepe), 30-second 3D supercar video in five scenes (@nahid_pro09), 3D point cloud tree, 3 models with session stats (@sshayahmet), physics simulator with a 40-block tower (@AfterFeelAI) and 3 more. 4 of them are part of larger lineups with other models. In @nahid_pro09's 30-second 3D supercar video in five scenes, MiniMax M3.1 Flash was cheaper ($0.058 vs $0.14) and GPT-6.1 Sol was faster (4.8 min vs 14.3 min), as reported in the post. In @noclipepe's lightning McQueen in real-time 3D, four models, MiniMax M3.1 Flash was cheaper ($0.67 vs $0.78) and GPT-6.1 Sol was faster (16.6 min vs 17.2 min), as reported in the post. In @Bhavani_00007's whale breach scene, MiniMax M3.1 Flash vs three models, MiniMax M3.1 Flash was cheaper ($0.25 vs $2.00), as reported in the post. In @sshayahmet's 3D point cloud tree, 3 models with session stats, MiniMax M3.1 Flash was cheaper ($0 vs $1.08) and GPT-6.1 Sol was faster (24.5 min vs 2 h 16 min), as reported in the post. In @AfterFeelAI's physics simulator with a 40-block tower, MiniMax M3.1 Flash was cheaper ($0.13 vs $1.18), as reported in the post.
What each post reports
| Post | Model | Time | Cost | Tokens | Author’s verdict | Post |
|---|---|---|---|---|---|---|
| Cinematic 3D Earth with a shuttle in orbit@BIGMayrr | MiniMax M3.1 Flash | — | — | — | — | X post |
| Cinematic 3D Earth with a shuttle in orbit@BIGMayrr | GPT-6.1 Sol | — | — | — | — | X post |
| Lightning McQueen in real-time 3D, four models@noclipepe | MiniMax M3.1 Flash | 17.2 min | $0.67 | — | The poster says MiniMax M3.1 Flash looks ready for the heavyweight lineup, Kibitz already looks promising, and Gemini made a car from a different Pixar movie. | X post |
| Lightning McQueen in real-time 3D, four models@noclipepe | GPT-6.1 Sol | 16.6 min | $0.78 | — | — | X post |
| 30-second 3D supercar video in five scenes@nahid_pro09 | GPT-6.1 Sol | 4.8 min | $0.14 | — | The poster says best quality GPT-6.1 Sol, best value MiniMax M3.1 Flash, which improved a lot with one extra prompt. | X post |
| 30-second 3D supercar video in five scenes@nahid_pro09 | MiniMax M3.1 Flash | 14.3 min | $0.058 | — | The poster says best quality GPT-6.1 Sol, best value MiniMax M3.1 Flash, which improved a lot with one extra prompt. | X post |
| 3D point cloud tree, 3 models with session stats@sshayahmet | GPT-6.1 Sol | 24.5 min | $1.08 | — | DeepSeek V4.1 Flash 1017 is on par with GPT-6.1 Sol and better in a few areas, but it overthinks, which is why it took 4.5 hours. | X post |
| 3D point cloud tree, 3 models with session stats@sshayahmet | MiniMax M3.1 Flash | 2 h 16 min | $0 | — | — | X post |
| Physics simulator with a 40-block tower@AfterFeelAI | MiniMax M3.1 Flash | — | $0.13 | — | — | X post |
| Physics simulator with a 40-block tower@AfterFeelAI | GPT-6.1 Sol | — | $1.18 | — | — | X post |
| Whale breach scene, MiniMax M3.1 Flash vs three models@Bhavani_00007 | MiniMax M3.1 Flash | — | $0.25 | — | Author’s pick | X post |
| Whale breach scene, MiniMax M3.1 Flash vs three models@Bhavani_00007 | GPT-6.1 Sol | — | $2.00 | — | MiniMax M3.1 Flash beats GPT-6.1 Sol in the author’s testing and looks better than the others while costing less than DeepSeek’s version. | X post |
| 3D supercar in Three.js on Devin, MiniMax vs Sol@Zephyr_cryt | MiniMax M3.1 Flash | — | — | — | — | X post |
| 3D supercar in Three.js on Devin, MiniMax vs Sol@Zephyr_cryt | GPT-6.1 Sol | — | — | — | — | X post |
| Whale breach in Three.js, four models one-shot@elliscrosby | MiniMax M3.1 Flash | — | — | — | Only DeepSeek V4.1 Flash made a real ocean and MiniMax M3.1 Flash’s breach held up; GPT-6.1 Sol’s ocean shader didn’t compile and Opus 5.5 crashed on load. | X post |
| Whale breach in Three.js, four models one-shot@elliscrosby | GPT-6.1 Sol | — | — | — | Only DeepSeek V4.1 Flash made a real ocean and MiniMax M3.1 Flash’s breach held up; GPT-6.1 Sol’s ocean shader didn’t compile and Opus 5.5 crashed on load. | X post |
Only numbers stated in each post. “—” means the post doesn’t say.
Quick facts
| Model | Vendor | Released | Input $/1M tokens | Output $/1M tokens | Context (tokens) | Official links |
|---|---|---|---|---|---|---|
| GPT-6.1 Sol | OpenAI | 2026-09-29 | $2prompts up to 272K tokens | $10prompts up to 272K tokens | 1,050,000 | Model docs |
| MiniMax M3.1 Flash | MiniMax | 2026-09-27 | 1,000,000 | Model docs |
From the vendors’ official pages, checked 2026-10-19. Standard API list prices; each value links its source and a blank cell could not be verified. The archive’s own numbers above are what each post states.
Who won where
5- Lightning McQueen in real-time 3D, four modelsThe poster says MiniMax M3.1 Flash looks ready for the heavyweight lineup, Kibitz already looks promising, and Gemini made a car from a different Pixar movie.— the author’s view, @noclipepe (paraphrased)
- 30-second 3D supercar video in five scenesThe poster says best quality GPT-6.1 Sol, best value MiniMax M3.1 Flash, which improved a lot with one extra prompt.— the author’s view, @nahid_pro09 (paraphrased)
- 3D point cloud tree, 3 models with session statsDeepSeek V4.1 Flash 1017 is on par with GPT-6.1 Sol and better in a few areas, but it overthinks, which is why it took 4.5 hours.— the author’s view, @sshayahmet (paraphrased)
- Whale breach scene, MiniMax M3.1 Flash vs three modelsMiniMax M3.1 Flash beats GPT-6.1 Sol in the author’s testing and looks better than the others while costing less than DeepSeek’s version.— the author’s view, @Bhavani_00007 (paraphrased)
- Whale breach in Three.js, four models one-shotOnly DeepSeek V4.1 Flash made a real ocean and MiniMax M3.1 Flash’s breach held up; GPT-6.1 Sol’s ocean shader didn’t compile and Opus 5.5 crashed on load.— the author’s view, @elliscrosby (paraphrased)



























