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gpt-oss-120b (medium) vs Qwen3.8 Flash Next

gpt-oss-120b (medium) leads on average score with 5.9 vs 5.8. Qwen3.8 Flash Next has the lower benchmark cost at ~$0.011 vs $0.030. Qwen3.8 Flash Next is faster at 5.71s vs 31.58s, with pass rates of 47.8% vs 43.5%.

Last updated at: 2026-10-05

Compared models

Rank
#252
Total Output Tokens
118,831
Response Time (avg)
31.58s
Total Cost
$0.030
Rank
#258
Total Output Tokens
9,077
Response Time (avg)
5.71s
Total Cost
~$0.011
Recommended model Qwen3.8 Flash Next

Its score stays close to the best score here (5.8 vs 5.9), while costing about 2.7x less than gpt-oss-120b (medium).

Detailed comparison

Metric gpt-oss-120b gpt-oss-120b medium Release: 2025-08-05 Qwen3.8 Flash Next Qwen3.8 Flash Next none Release: 2026-10-04
Score 5.9 5.8
Rank #252 #258
Reliability 10.0 10.0
Consistency 8.1 9.0
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 47.8% 43.5%
Flaky tests 5 3
Total Runs 69 69
Cost per result 0.335 ~0.136
Total Cost $0.030 ~$0.011
Input Price $0.037 / 1M N/A
Output Price $0.170 / 1M N/A
Cache Read Price N/A N/A
Cache Write Price N/A N/A
Total Input Tokens 285,293 266,004
Output Tokens 29,565 9,077
Reasoning Tokens 89,266 0
Response Time (avg) 31.58s 5.71s
Response Time (max) 203.90s 65.25s
Response Time (total) 536.78s 131.36s
Parameters 117B total (5.1B active) 180B total (6B active)
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.

#252 gpt-oss-120b

medium
Cost
$0.001
Time
26.7s
Tokens
555 tok

#258 Qwen3.8 Flash Next

none
Cost
~$0.001
Time
27.5s
Tokens
2,983 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
gpt-oss-120b 5.9 7.0 55.6% 1 38.37s 7,782 3,365 11,973
Qwen3.8 Flash Next 5.5 10.0 33.3% 0 1.64s 7,911 669 0

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