Compare / head-to-head
DeepSeek V4.1 FlashvsPhi-4
DeepSeek V4.1 Flash leads 1 of 1 shared benchmark. DeepSeek V4.1 Flash has the larger context window (1M tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
1 – 0
DeepSeek V4.1 Flash leads
Cheaper per token
—
list price, input + output
Larger context
DeepSeek V4.1 Flash
1M tokens
Provider uptime (30d)
100% · —
DeepSeek · Microsoft
DeepSeek V4.1 Flash
DeepSeek · released 2026-09-10
textvision
Phi-4
Microsoft · released 2024-12-12
text
- Context
- 16K
- Max out
- 16K
- Input /1M
- —
- Output /1M
- —
- Cached /1M
- —
- Scores
- 11 · 7 core
Quality
Benchmark matrix
1 shared · 2 only DeepSeek V4.1 Flash · 9 only Phi-4| Benchmark | DeepSeek V4.1 Flash | Phi-4 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 1 | ||||
| GPQA Diamond | 90.9% ↗ | 56.1% ↗ | +34.8 pt | DeepSeek V4.1 Flash |
| Only DeepSeek V4.1 Flash reports · 2 | ||||
| DeepSWE v1.1 | 74.2% ↗ | not reported | — | — |
| Terminal-Bench 2.1 | 90.6% ↗ | not reported | — | — |
| Only Phi-4 reports · 9 | ||||
| MMLU | not reported | 84.8% ↗ | — | — |
| MMLU-Pro | not reported | 70.4% ↗ | — | — |
| HumanEval | not reported | 82.6% ↗ | — | — |
| LMArena Elo | not reported | 1216.6 ↗ | — | — |
| ArenaHard | not reported | 75.4% ↗ | — | — |
| HumanEval+ | not reported | 82.8% ↗ | — | — |
| IFEval | not reported | 63% ↗ | — | — |
| MATH | not reported | 80.4% ↗ | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 13.8% ↗epoch | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is DeepSeek V4.1 Flash minus Phi-4 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | DeepSeek V4.1 Flash | Phi-4 | Edge |
|---|---|---|---|
| Context window | 1M tokens | 16K tokens | DeepSeek V4.1 Flash |
| Max output | 384K tokens | 16K tokens | DeepSeek V4.1 Flash |
| Input price / 1M | $0.14 ↗ | — | — |
| Output price / 1M | $0.28 ↗ | — | — |
| Cached input / 1M | $0.003 ↗ | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $0.42 | — | — |
| Modalities | text · vision | text | DeepSeek V4.1 Flash |
| Released | 2026-09-10 | 2024-12-12 | — |
| Cited benchmark scores | 3 | 11 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
DeepSeek V4.1 Flash vs …
Models sharing the most benchmarksMore matchups
Phi-4 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run DeepSeek V4.1 Flash and Phi-4 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.