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Qwen3 Coder Next (medium) vs Grok 4.20

Qwen3 Coder Next (medium) leads on average score with 4.6 vs 4.1. Qwen3 Coder Next (medium) has the lower benchmark cost at $0.034 vs $0.057. Grok 4.20 is faster at 1.11s vs 9.07s, with pass rates of 25.8% vs 27.3%.

Last updated at: 2026-08-15

Rank
#260
Total Output Tokens
19,069
Response Time (avg)
9.07s
Total Cost
$0.034
Rank
#269
Total Output Tokens
1,923
Response Time (avg)
1.11s
Total Cost
$0.057
Recommended model Qwen3 Coder Next (medium)

It has the best score here (4.6), while costing about 1.7x less than Grok 4.20.

Detailed comparison

Metric Qwen3 Coder Next Qwen3 Coder Next medium Release: 2026-02-03 Grok 4.20 Grok 4.20 none Release: 2026-03-31
Score 4.6 4.1
Rank #260 #269
Reliability 10.0 N/A
Consistency 8.6 8.1
Attempts 66/66 54/66
Tests Correct
Attempt pass rate 25.8% 27.3%
Flaky tests 4 0
Total Runs 66 54
Cost per result 1.058 1.570
Total Cost $0.034 $0.057
Input Price $0.120 / 1M $1.250 / 1M
Output Price $0.800 / 1M $2.500 / 1M
Total Input Tokens 148,203 41,313
Output Tokens 19,069 1,923
Reasoning Tokens 0 0
Response Time (avg) 9.07s 1.11s
Response Time (max) 81.80s 6.04s
Response Time (total) 154.19s 19.96s
Parameters 80B total (3B active) ~1T total (~100B active)
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#260 Qwen3 Coder Next

medium
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 tok

#269 xAI: Grok 4.20

none
Cost
$0.004
Time
6.5s
Tokens
1,367 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
Qwen3 Coder Next 3.7 7.2 22.2% 1 924ms 7,185 336 0
Grok 4.20 1.1 3.1 0.0% 0 1.22s 1,074 312 0

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