DeepSeek V4.1 Flash 1017
deepseek-flash
October 17 update of DeepSeek V4.1 Flash with improved reasoning, coding, agentic tasks, and visual understanding
ReasoningTool CallingAttachmentsOpen WeightsMIT
Context Window
1M
Max Output
384K
Temperature
Yes
Open Weights
Yes
Knowledge Cutoff
2025-05
Released
2026-10-17
Last Updated
2026-10-17
License
MIT
Modalities
Input:TextImage
→Output:Text
Benchmarks
| Benchmark | Score | Metric | Harness |
|---|---|---|---|
| Humanity's Last Exam | 42.6 | - | |
| Humanity's Last Exam | 44 | - | |
| Terminal-Bench | 42.3 | Claude Code | |
| DeepSWE | 77 | Mini-SWE-V2 | |
| ProgramBench | 29.1 | - | |
| NL2Repo | 68.2 | - | |
| AutomationBench | 60.5 | - | |
| Agents' Last Exam | 35.4 | - | |
| Apex Bench | 72.1 | - | |
| Chartography | 83 | - | |
| BabyVision | 92.5 | - | |
| ZeroBench | 51 | pass@5 | - |
Available Providers (12)
| Provider | Input /1M | Output /1M | Cache Read /1M | Cache Write /1M | Reasoning | Status |
|---|---|---|---|---|---|---|
| Rp 2.720 | Rp 10.878 | Rp 55 | — | effort | — | |
| Rp 3.082 | Rp 21.755 | Rp 363 | — | toggle, effort | — | |
| Rp 2.829 | Rp 21.755 | Rp 109 | Rp 2.829 | effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 127 | — | effort | — | |
| Rp 2.720 | Rp 10.878 | Rp 55 | — | toggle, effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 109 | — | toggle, effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 109 | — | effort | — | |
| Rp 1.813 | Rp 10.878 | Rp 77 | — | effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 109 | — | toggle, effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 109 | — | effort | — | |
| Rp 2.720 | Rp 10.878 | Rp 55 | — | effort | — | |
| Rp 5.439 | Rp 21.755 | Rp 109 | — | toggle, effort | — |