vs
2:12
overall capability wins (0 ties across 14 scored). DeepSeek V4 Flash leads overall.
- Reasoning0:6
- Coding1:3
- Arena0:1
- Pricing0:3
- Speed0:2
- Specs1:2
Verdict
DeepSeek V4 Flash leads coding (widest gap: +255.5 on WebDev Elo); DeepSeek V4 Flash ranks higher on LMArena (+10 Elo); DeepSeek V4 Flash offers ~6.1x larger context (1M vs 164K).
- DeepSeek V4 Flash leads coding (widest gap: +255.5 on WebDev Elo)
- DeepSeek V4 Flash ranks higher on LMArena (+10 Elo)
- DeepSeek V4 Flash offers ~6.1x larger context (1M vs 164K)
- DeepSeek V4 Flash allows ~6.0x more max output (384K vs 64K)
- DeepSeek V4 Flash is ~1.8x cheaper on a blended token basis than DeepSeek V3.2
Cost for 1M in + 250K out
Illustrative chat workload at primary-provider list prices.
- DeepSeek V3.2
- $0.39
- DeepSeek V4 Flash
- $0.21
DeepSeek V4 Flash is about 1.8x cheaper on this workload.
Price per 1M tokens
Full comparison
Organization
DeepSeek
DeepSeek
Family
DeepSeek
DeepSeek
License
MIT
MIT
Open weights
Yes
Yes
Release
Nov 20, 2025
Apr 24, 2026
Knowledge cutoff
-
-
API / provider
DeepSeek
DeepSeek
Modalities
text → text
text → text
Specs
Context window
164K
1M
Max output
64K
384K
Parameters
685B (37B act.)
284B (13B act.)
Pricing
Input $/1M
$0.28
$0.14
Output $/1M
$0.42
$0.28
Blended $/1M (3∶1)
$0.32
$0.18
Speed
tok/s
90
120
TTFT (s)
0.35
0.25
Reasoning
MMLU-Pro
86.2
—
GPQA Diamond
84.0
89.4
Humanity's Last Exam
24.6
34.8
AIME 2025
92.0
—
MATH-500
—
—
Humanity's Last Exam (with tools)
—
—
AA-Omniscience Accuracy
33.0
36.8
AA-LCR v1.1
73.3
74.3
CritPt
2.9
7.1
MMMU-Pro
—
—
IFBench
60.7
79.2
Chartography
—
—
Chartography (With Tools)
—
—
Coding
SWE-bench Verified
70.0
—
SWE-bench Pro
15.6
—
SWE-bench Multilingual
59.0
—
LiveCodeBench
86.2
—
Terminal-Bench 2.1
46.8
61.8
Aider Polyglot
—
—
Terminal-Bench 3
—
—
BigCodeBench
—
—
SciCode
38.9
45.3
CursorBench
—
—
SWE-Rebench
48.9
38.4
NL2Repo-Bench
—
39.4
DeepSWE
—
7.3
WebDev Arena
1,325
1,580
Terminal-Bench 4.0
—
—
CursorBench 4.0
—
—
FrontierCode v1.1 (Main)
—
—
Arena
LMArena Elo
1,425
1,436
| Metric | DeepSeek V3.2 | DeepSeek V4 Flash | Delta |
|---|---|---|---|
| Identity | |||
| Organization | DeepSeek | DeepSeek | — |
| Family | DeepSeek | DeepSeek | — |
| License | MIT | MIT | — |
| Open weights | Yes | Yes | — |
| Release | Nov 20, 2025 | Apr 24, 2026 | — |
| Knowledge cutoff | - | - | — |
| API / provider | DeepSeek | DeepSeek | — |
| Modalities | text → text | text → text | — |
| Specs | |||
| Context window | 164K | 1M | B +836K |
| Max output | 64K | 384K | B +320K |
| Parameters | 685B (37B act.) | 284B (13B act.) | A +401 |
| Pricing | |||
| Input $/1M | $0.28 | $0.14 | B +$0.14 |
| Output $/1M | $0.42 | $0.28 | B +$0.14 |
| Blended $/1M (3∶1) | $0.32 | $0.18 | B +$0.14 |
| Speed | |||
| tok/s | 90 | 120 | B +30 |
| TTFT (s) | 0.35 | 0.25 | B +0.10 |
| Reasoning | |||
| MMLU-Pro | 86.2 | — | — |
| GPQA Diamond | 84.0 | 89.4 | B +5.4 pts |
| Humanity's Last Exam | 24.6 | 34.8 | B +10.2 pts |
| AIME 2025 | 92.0 | — | — |
| MATH-500 | — | — | — |
| Humanity's Last Exam (with tools) | — | — | — |
| AA-Omniscience Accuracy | 33.0 | 36.8 | B +3.8 pts |
| AA-LCR v1.1 | 73.3 | 74.3 | B +1.0 pts |
| CritPt | 2.9 | 7.1 | B +4.2 pts |
| MMMU-Pro | — | — | — |
| IFBench | 60.7 | 79.2 | B +18.5 pts |
| Chartography | — | — | — |
| Chartography (With Tools) | — | — | — |
| Coding | |||
| SWE-bench Verified | 70.0 | — | — |
| SWE-bench Pro | 15.6 | — | — |
| SWE-bench Multilingual | 59.0 | — | — |
| LiveCodeBench | 86.2 | — | — |
| Terminal-Bench 2.1 | 46.8 | 61.8 | B +15.0 pts |
| Aider Polyglot | — | — | — |
| Terminal-Bench 3 | — | — | — |
| BigCodeBench | — | — | — |
| SciCode | 38.9 | 45.3 | B +6.4 pts |
| CursorBench | — | — | — |
| SWE-Rebench | 48.9 | 38.4 | A +10.5 pts |
| NL2Repo-Bench | — | 39.4 | — |
| DeepSWE | — | 7.3 | — |
| WebDev Arena | 1,325 | 1,580 | B +256 Elo |
| Terminal-Bench 4.0 | — | — | — |
| CursorBench 4.0 | — | — | — |
| FrontierCode v1.1 (Main) | — | — | — |
| Arena | |||
| LMArena Elo | 1,425 | 1,436 | B +10 Elo |
DeepSeek V3.2
- Context
- 164K / 64K out
- Parameters
- 685B (37B act.)
- Price
- $0.28 / $0.42
- Speed
- 90 tok/s · 0.35s TTFT
- Modalities
- text → text
- License
- MIT
Prior DeepSeek V3.x generation - still excellent open-weight coding value.
DeepSeek V4 Flash
- Context
- 1M / 384K out
- Parameters
- 284B (13B act.)
- Price
- $0.14 / $0.28
- Speed
- 120 tok/s · 0.25s TTFT
- Modalities
- text → text
- License
- MIT
Budget DeepSeek V4 API tier (Apr 2026 preview). Superseded by DeepSeek-V4-Flash-0731 (public beta), which re-post-trains the same architecture and reports far stronger agent benchmarks.
Benchmark charts
Winner bars are emphasized. Per-benchmark deltas sit above each chart.