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#48

Qwen3.5-Flash

Qwen Release: 2026-02-24 Tested on: 2026-06-04 13:36 qwen/qwen3.5-flash-02-23::medium
~35B total (~3B active)MoEClosedEstimated
(medium) (none)

Summary

Qwen3.5-Flash scores 7.4 on AI BENCHY and ranks #48. It has 8.9 reliability, a 71.4% pass rate, $0.080 total cost, and 63.29s average response time.

What makes Qwen3.5-Flash unique: It stands out most in Instructions following, where it ranks #1, while Coding is its weakest area at #18. Its total benchmark cost is unusually low for its score range.

Model facts

Researched on 2026-08-12

Estimated
Parameters
~35B total (~3B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. Estimate from the nearest released Qwen3.5 Flash-class checkpoint.

Score

7.4

Consistency

8.1

Total Cost (Current Price)

$0.080 ↓ -23.7%

Tested at: $0.105

Total Output Tokens

296,686

Total Input Tokens

38,926

Input Price

$0.065 / 1M

Output Price

$0.260 / 1M

Tests Correct

Wrong Tests: 9

Attempt pass rate: 71.4%

Flaky tests

5

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

63.29s

Response Time (max): 234.29s

Response Time (total): 1265.85s

Hamster playing table tennis

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

#48 Qwen3.5-Flash

medium
Cost
$0.002
Time
25.8s
Tokens
4,294 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-14 01:52 Re-test 6.1 10.0 $0.142 Compare
2026-07-16 22:15 New test added 6.2 10.0 $0.139 Compare
2026-06-04 13:36 New test added 7.4 8.9 $0.080 Current run
2026-05-21 23:57 Suite changed 7.4 8.3 $0.104 Compare
2026-04-11 01:44 First recorded run 7.8 N/A $0.080 Compare

This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.

Run comparison

RunBenchmark coverageScoreConsistencyReliabilityTests CorrectFlaky testsTotal Output TokensTotal Input TokensTotal CostResponse Time (avg)
2026-06-04 13:36 · New test added63/63 attempts7.48.18.912/215296,68638,926$0.08063.29s
2026-08-14 01:52 · Re-test66/66 attempts6.17.810.011/226512,846118,508$0.14284.44s
Difference+1.3+0.3-1.1+1-1-216160-79582-$0.062-21146ms

Benchmark coverage differs: 63/63 attempts (Target: 3 repeats per test) versus 66/66 attempts (Target: 3 repeats per test). Totals and repeat-sensitive metrics are not directly comparable.

These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price
2026-06-04 14:42 $0.065 / 1M $0.260 / 1M

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 10.0 10.0
Coding 3.7 7.2
Combined 10.0 10.0
Data parsing and extraction 7.3 5.9
Domain specific 5.3 7.2
General Intelligence 6.1 3.1
Instructions following 10.0 10.0
Puzzle Solving 8.2 7.2
Tool Calling 10.0 10.0
Trivia 3.0 10.0

Compared models