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#321

Qwen3.5-9B

Qwen Release: 2026-03-02 Tested on: 2026-08-14 02:23 qwen/qwen3.5-9b::medium
9BDenseOpen source
(medium) (none)

Summary

Qwen3.5-9B scores 3.8 on AI BENCHY and ranks #321. It has 6.0 reliability, a 25.8% pass rate, $0.062 total cost, and 107.51s average response time.

What makes Qwen3.5-9B unique: It stands out most in Domain specific, where it ranks #2, while General Intelligence is its weakest area at #9.

Model facts

Researched on 2026-08-12

Reported
Parameters
9B
Architecture
Dense
Availability
Open source
License
Apache-2.0

Score

3.8

Consistency

8.1

Total Cost (Current Price)

$0.062 ↑ +0.2%

Tested at: $0.062

Total Output Tokens

413,442

Total Input Tokens

17,195

Input Price

$0.100 / 1M

Output Price

$0.150 / 1M

Tests Correct

Wrong Tests: 19

Attempt pass rate: 25.8%

Flaky tests

5

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

Response Time (avg)

107.51s

Response Time (max): 569.97s

Response Time (total): 1720.15s

Hamster playing table tennis

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

#321 Qwen3.5-9B

medium
Cost
$0.001
Time
35.9s
Tokens
3,030 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-14 02:23 Re-test 3.8 6.0 $0.062 Current run
2026-07-16 23:12 New test added 3.8 5.0 $0.036 Compare
2026-06-04 13:41 New test added 4.2 5.6 $0.035 Compare
2026-05-22 00:18 Suite changed 4.2 1.7 $0.035 Compare
2026-05-08 14:44 Suite changed 4.3 3.3 $0.035 Compare
2026-05-08 14:44 Suite changed 4.3 3.3 $0.035 Compare
2026-04-20 17:48 First recorded run 4.4 N/A $0.030 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)
2026-08-14 02:23 · Current run66/66 attempts3.88.16.03/225413,44217,195$0.062107.51s
2026-05-22 00:18 · Suite changed60/60 attempts4.27.01.73/207229,6560$0.03580.10s
Difference-0.4+1.1+4.30-2+183786+17195+$0.028+27408ms

Benchmark coverage differs: 66/66 attempts (Target: 3 repeats per test) versus 60/60 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 15:40 $0.040 / 1M $0.150 / 1M
2026-08-14 12:51 $0.100 / 1M $0.150 / 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 5.1 5.8
Coding 2.9 10.0
Combined 3.0 10.0
Data parsing and extraction 3.6 5.6
Domain specific 3.6 7.2
General Intelligence 2.8 1.6
Instructions following 6.5 10.0
Puzzle Solving 3.0 10.0
Tool Calling 10.0 10.0
Trivia 3.0 10.0

Compared models