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#97

DeepSeek V4 Flash 0731

DeepSeek Release: 2026-08-01 Tested on: 2026-10-01 02:59 deepseek/deepseek-v4-flash-0731::high
284B total (13B active)MoEClosed
(high) (medium) (low) (none)

Summary

DeepSeek V4 Flash 0731 scores 8.4 on AI BENCHY and ranks #97. It has 10.0 reliability, a 76.8% pass rate, $0.576 total cost, and 118.83s average response time.

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.

Parameter source Availability source

Score

8.4

Consistency

8.1

Reliability

10.0

Total Cost (Current Price)

$0.576 ↑ +259.2%

Tested at: $0.161

Total Output Tokens

448,665

Total Input Tokens

281,863

Input Price

$0.005 / 1M

Output Price

$1.280 / 1M

Cache Read Price

$0.005 / 1M

Cache Write Price

N/A

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Tests Correct

Wrong Tests: 8

Attempt pass rate: 76.8%

Flaky tests

5

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

Response Time (avg)

118.83s

Response Time (max): 600.61s

Response Time (total): 2733.01s

Wrong answer: 5 Did not follow instructions: 2 No answer: 1

Hamster playing table tennis

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

#97 DeepSeek V4 Flash 0731

high
No output was saved. The original provider response or failure reason is unavailable.
Cost
$0.000
Time
187.3s
Tokens
19,048 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-10-01 02:59 Re-test 8.4 10.0 $0.576 ↑ Current run
2026-08-01 02:40 Initial run 8.0 9.6 $0.123 Compare

This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price Cache Read Price Cache Write Price
2026-08-02 09:23 $0.090 / 1M $0.180 / 1M N/A N/A
2026-08-11 09:41 $0.080 / 1M $0.180 / 1M N/A N/A
2026-08-14 12:51 $0.140 / 1M $0.280 / 1M N/A N/A
2026-10-06 16:43 $0.005 / 1M $1.280 / 1M $0.005 / 1M N/A

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

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Category Breakdown

Category Score Consistency Tests Correct
Agentic 10.0 10.0
Anti-AI Tricks 8.7 7.9
Coding 6.3 6.3
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 3.5 4.4
General Intelligence 10.0 10.0
Instructions following 9.8 10.0
Puzzle Solving 8.2 7.7
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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