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#76

DeepSeek V4 Flash 0731

DeepSeek Release: 2026-08-01 Tested on: 2026-08-01 02:36 deepseek/deepseek-v4-flash-0731::medium
284B total (13B active)MoEClosed
(high) (medium) (low) (none)

Summary

DeepSeek V4 Flash 0731 scores 7.3 on AI BENCHY and ranks #76. It has 9.8 reliability, a 72.7% pass rate, $0.106 total cost, and 85.80s average response time.

What makes DeepSeek V4 Flash 0731 unique: It uses unusually many reasoning tokens, which can help explain its slower or more expensive runs.

Model facts

Researched on 2026-08-12

Reported
Parameters
284B total (13B active)
Architecture
MoE
Availability
Closed
License
-

Family size is reported; no exact public 0731 checkpoint was found.

Score

7.3

Consistency

7.1

Total Output Tokens

618,417

Total Input Tokens

89,768

Input Price

$0.140 / 1M

Output Price

$0.280 / 1M

Tests Correct

Wrong Tests: 11

Attempt pass rate: 72.7%

Flaky tests

8

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

85.80s

Response Time (max): 288.78s

Response Time (total): 1887.69s

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#76 DeepSeek V4 Flash 0731

medium
Cost
$0.004
Time
93.3s
Tokens
13,252 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-14 03:12 Re-test 7.3 10.0 $0.106 Compare
2026-08-01 02:36 Initial run 7.3 9.8 $0.106 Current run

Run comparison

RunBenchmark coverageScoreConsistencyReliabilityTests CorrectFlaky testsTotal Output TokensTotal Input TokensTotal CostResponse Time (avg)
2026-08-01 02:36 · Initial run66/66 attempts7.37.19.811/228618,41789,768$0.10685.80s
2026-08-14 03:12 · Re-test66/66 attempts7.37.110.011/228550,85589,819$0.10684.66s
Difference0.00.0-0.200+67562-51-$0.001+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
2026-08-01 02:47 $0.140 / 1M $0.280 / 1M

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

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 3.6 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

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