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Claude Fable 5.1 (low) vs DeepSeek V4 Flash 0423

DeepSeek V4 Flash 0423 leads on average score with 6.3 vs 6.2. DeepSeek V4 Flash 0423 has the lower benchmark cost at $0.050 vs $3.395. Claude Fable 5.1 (low) is faster at 11.40s vs 38.64s, with pass rates of 55.1% vs 30.4%.

Last updated at: 2026-10-01

Compared models

Rank
#230
Total Output Tokens
26,073
Response Time (avg)
11.40s
Total Cost
$3.395
Rank
#223
Total Output Tokens
115,591
Response Time (avg)
38.64s
Total Cost
$0.050
Recommended model Claude Fable 5.1 (low)

Its score stays close to the best score here (6.2 vs 6.3), while responding about 3.4x faster than DeepSeek V4 Flash 0423.

Detailed comparison

Metric Claude Fable 5.1 Claude Fable 5.1 low Release: 2026-09-02 DeepSeek V4 Flash 0423 DeepSeek V4 Flash 0423 none Release: 2026-04-24
Score 6.2 6.3
Rank #230 #223
Reliability 10.0 10.0
Consistency 8.9 8.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 55.1% 30.4%
Flaky tests 3 4
Total Runs 69 69
Cost per result 30.862 1.220
Total Cost $3.395 $0.050
Input Price $10.000 / 1M $0.079 / 1M
Output Price $50.000 / 1M $0.158 / 1M
Total Input Tokens 209,116 403,455
Output Tokens 10,031 115,591
Reasoning Tokens 16,042 0
Response Time (avg) 11.40s 38.64s
Response Time (max) 34.77s 247.27s
Response Time (total) 262.14s 888.69s
Parameters ~9.5T total (~878B active) 284B total (13B active)
Availability Closed Open source

Model generation showcase

Hamster playing table tennis

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

#230 Claude Fable 5.1

low
Cost
$0.126
Time
28.5s
Tokens
2,652 tok

#223 DeepSeek V4 Flash 0423

none
Cost
$0.004
Time
157.6s
Tokens
11,297 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Fable 5.1 3.4 10.0 0.0% 0 6.75s 10,608 1,753 0
DeepSeek V4 Flash 0423 4.2 7.4 11.1% 1 17.13s 7,279 9,717 0

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