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DeepSeek-V4.1-Flash-1017 vs Mistral Large 4: which delivered after 7 days?
DeepSeek-V4.1-Flash-1017 is stamped Delivered; Mistral Large 4 is still Too early to call, so this comparison isn't settled yet.
| DeepSeek-V4.1-Flash-1017 | Mistral Large 4 | |
|---|---|---|
| Verdict | Delivered | Too early |
| Claims held | 3 | 1 |
| Claims mixed | 1 | 0 |
| Claims failed | 0 | 0 |
| Claims unclear | 0 | 2 |
| User reports | 14 | 3 |
| Launched | 17 Oct 2026 | 29 Oct 2026 |
| Last stamped | 30 Oct 2026 | 31 Oct 2026 |
No. 008 · DeepSeek
DeepSeek-V4.1-Flash-1017
Independent benchmarks now confirm the gains over the September build, and it is live and MIT-licensed as promised; it is still verbose and sometimes bends task rules.
- Launched
- 17 Oct 2026
- Stamped
- 30 Oct 2026
- Claims
- ✓3 held · ~1 mixed · ✗0 failed · ?0 unclear
- Reports
- 14 (5 praise · 5 problem · 4 mixed)
What they claimed
“Now live on our website, app, and API.”✓ Holds
“Stronger benchmark performance, faster task completion, and shorter outputs than the previous version”~ Mixed
“DeepSeek-V4.1-Flash-1017 uses reinforcement learning with self-feedback to improve end-to-end project development”✓ Holds
“This repository and the model weights are licensed under the MIT License.”✓ Holds
No. 017 · Mistral AI
Mistral Large 4
Day 2 of 7Weights are out, but few hands-on reports yet; the cybersecurity claim leans on one index and is untested by users.
- Launched
- 29 Oct 2026
- Stamped
- 31 Oct 2026
- Claims
- ✓1 held · ~0 mixed · ✗0 failed · ?2 unclear
- Reports
- 3 (0 praise · 3 problem · 0 mixed)
What they claimed
“ML4 is one of the world's strongest AI models for cybersecurity.”? Unclear
“We will release the weights by the end of the month.”✓ Holds
“significantly outperforming any open-weight model developed in the US or Europe”? Unclear
Both stamps come from the public user reports linked on each receipt, under the same method. Verdicts are opinion and are never paid for.
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