#126 DeepSeek V4 Flash 0731
medium- Cost
- $0.004
- Time
- 93.3s
- Tokens
- 13,252 tok
DeepSeek
Release: 2026-08-01
Tested on: 2026-08-14 03:12
deepseek/deepseek-v4-flash-0731::medium
284B total (13B active)MoEClosed
Summary
DeepSeek V4 Flash 0731 scores 7.3 on AI BENCHY and ranks #126. It has 10.0 reliability, a 71.2% pass rate, $0.066 total cost, and 84.66s average response time.
What makes DeepSeek V4 Flash 0731 unique: It stands out most in Combined, where it ranks #4, while Instructions following is its weakest area at #13. It uses unusually many reasoning tokens, which can help explain its slower or more expensive runs.
Model facts
Researched on 2026-08-12
- Parameters
- 284B total (13B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
Family size is reported; no exact public 0731 checkpoint was found.
7.3
Consistency
7.1
10.0
Total Output Tokens
550,855
Total Input Tokens
89,819
Input Price
$0.065 / 1M
Output Price
$0.180 / 1M
Flaky tests
8
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 03:12 Re-test | 7.3 | 10.0 | $0.066 ↓ | Current run | |
| 2026-08-01 02:36 Initial run | 7.3 | 9.8 | $0.106 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-14 03:12 · Current run | 66/66 attempts | 7.3 | 7.1 | 10.0 | 11/22 | 8 | 550,855 | 89,819 | $0.066 | 84.66s |
| 2026-08-01 02:36 · Initial run | 66/66 attempts | 7.3 | 7.1 | 9.8 | 11/22 | 8 | 618,417 | 89,768 | $0.106 | 85.80s |
| Difference | — | 0.0 | 0.0 | +0.2 | 0 | 0 | -67562 | +51 | -$0.040 | -1147ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price |
|---|---|---|
| 2026-08-02 09:23 | $0.090 / 1M | $0.180 / 1M |
| 2026-08-11 09:41 | $0.080 / 1M | $0.180 / 1M |
| 2026-08-14 12:51 | $0.140 / 1M | $0.280 / 1M |
| 2026-09-08 21:53 | $0.065 / 1M | $0.180 / 1M |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 8.2 | 7.9 | |
| Coding | 6.4 | 4.4 | |
| Combined | 7.3 | 5.8 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 2.9 | 7.2 | |
| General Intelligence | 6.1 | 3.1 | |
| Instructions following | 8.5 | 6.8 | |
| Puzzle Solving | 8.2 | 7.3 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |