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DeepSeek V4.1 Flash (medium) vs Grok 4.5 (medium)

The average score is effectively tied at 8.5 vs 8.5. DeepSeek V4.1 Flash (medium) has the lower benchmark cost at $0.272 vs $2.042. DeepSeek V4.1 Flash (medium) is faster at 32.22s vs 68.59s, with pass rates of 72.7% vs 83.3%.

Last updated at: 2026-09-10

Compared models

Rank
#53
Total Output Tokens
430,816
Response Time (avg)
32.22s
Total Cost
$0.272
Rank
#54
Total Output Tokens
299,460
Response Time (avg)
68.59s
Total Cost
$2.042
Recommended model DeepSeek V4.1 Flash (medium)

It has the best score here (8.5), while costing about 7.5x less than Grok 4.5 (medium).

Detailed comparison

Metric DeepSeek V4.1 Flash DeepSeek V4.1 Flash medium Release: 2026-09-10 Grok 4.5 Grok 4.5 medium Release: 2026-07-08
Score 8.5 8.5
Rank #53 #54
Reliability 9.5 10.0
Consistency 9.3 8.9
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 72.7% 83.3%
Flaky tests 2 3
Total Runs 66 66
Cost per result 1.812 12.007
Total Cost $0.272 $2.042
Input Price $0.150 / 1M $2.000 / 1M
Output Price $0.600 / 1M $6.000 / 1M
Total Input Tokens 88,508 122,155
Output Tokens 5,410 5,514
Reasoning Tokens 425,406 293,946
Response Time (avg) 32.22s 68.59s
Response Time (max) 276.31s 436.38s
Response Time (total) 708.76s 1508.91s
Parameters 748B total (16B active) ~1.7T total (~170B active)
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#53 DeepSeek V4.1 Flash

medium
Cost
$0.014
Time
34.7s
Tokens
11,541 tok

#54 SpaceXAI: Grok 4.5

medium
Cost
$0.044
Time
59.4s
Tokens
7,512 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
DeepSeek V4.1 Flash 10.0 10.0 100.0% 0 34.45s 7,509 396 71,345
Grok 4.5 7.6 7.2 77.8% 1 155.69s 9,579 390 104,634

Quick Compare

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