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DeepSeek V4.1 Flash (high) vs Qwen3.8 27B (high)

DeepSeek V4.1 Flash (high) leads on average score with 8.7 vs 8.7. Qwen3.8 27B (high) has the lower benchmark cost at ~$0.298 vs $0.617. DeepSeek V4.1 Flash (high) is faster at 33.27s vs 166.34s, with pass rates of 75.4% vs 78.3%.

Last updated at: 2026-10-19

Compared models

Rank
#63
Total Output Tokens
464,156
Response Time (avg)
33.27s
Total Cost
$0.617
Rank
#67
Total Output Tokens
677,080
Response Time (avg)
166.34s
Total Cost
~$0.298
Recommended model DeepSeek V4.1 Flash (high)

It has the best score here (8.7), while responding about 5.0x faster than Qwen3.8 27B (high).

Detailed comparison

Metric DeepSeek V4.1 Flash DeepSeek V4.1 Flash high Release: 2026-09-10 Qwen3.8 27B Qwen3.8 27B high Release: 2026-08-14 Free Available
Score 8.7 8.7
Rank #63 #67
Reliability 9.7 9.7
Consistency 9.0 9.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 75.4% 78.3%
Flaky tests 3 2
Total Runs 69 69
Cost per result 1.843 ~1.751
Total Cost $0.617 ~$0.298
Input Price $0.013 / 1M N/A
Output Price $1.320 / 1M N/A
Cache Read Price $0.013 / 1M N/A
Cache Write Price N/A N/A
Total Input Tokens 282,490 348,967
Output Tokens 8,621 1,005
Reasoning Tokens 455,535 676,075
Response Time (avg) 33.27s 166.34s
Response Time (max) 205.53s 640.85s
Response Time (total) 765.12s 3825.81s
Parameters 748B total (16B active) 27.3B
Availability Open source Weights available

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

Model generation showcase

Hamster playing table tennis

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

#63 DeepSeek V4.1 Flash

high
Cost
$0.035
Time
111.0s
Tokens
29,201 tok

#67 Qwen3.8 27B

high
Cost
~$0.008
Time
270.1s
Tokens
18,963 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 49.19s 7,509 376 108,285
Qwen3.8 27B 8.1 7.0 88.9% 1 248.62s 8,235 346 143,335

Switch Comparison Pair

DeepSeek V4.1 FlashhighvsMuse Spark OpenmediumGPT-5.2mediumvsQwen3.8 27BhighFree AvailableQwen3.8 27BhighFree AvailablevsMiMo-V2.6-PromediumSeed 2.1 TurbomediumvsQwen3.8 27BhighFree AvailableGPT-6 SollowvsQwen3.8 27BhighFree AvailableDeepSeek V4.1 FlashhighvsMuse Spark 1.2lowDeepSeek V4.1 FlashhighvsGPT-5.4mediumDeepSeek V4.1 FlashmaxvsQwen3.8 27BhighFree AvailableMuse Spark 1.2lowvsQwen3.8 27BhighFree AvailableDeepSeek V4.1 FlashmediumvsQwen3.8 27BhighFree AvailableDeepSeek V4.1 FlashhighvsGPT-5.2mediumDeepSeek V4.1 FlashhighvsQwen3.8 MAXlow