#21 Qwen3.5 Plus 2026-02-15
medium- Cost
- $0.011
- Time
- 125.5s
- Tokens
- 7,040 tok
Qwen
Release: 2026-02-15
Tested on: 2026-05-21 23:53
qwen/qwen3.5-plus-02-15::medium
~397B total (~17B active)MoEClosedEstimated
(medium)
(none)
Summary
Qwen3.5 Plus 2026-02-15 scores 8.1 on AI BENCHY and ranks #21. It has 10.0 reliability, a 76.7% pass rate, $0.317 total cost, and 67.90s average response time.
What makes Qwen3.5 Plus 2026-02-15 unique: Its total benchmark cost is unusually low for its score range.
Model facts
Researched on 2026-08-12
- Parameters
- ~397B total (~17B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
Best estimate from public evidence; the vendor did not disclose every value. Estimate from the released 397B/A17B family architecture.
8.1
Consistency
8.8
10.0
$0.317
Total Output Tokens
175,390
Total Input Tokens
0
Input Price
$0.260 / 1M
Output Price
$1.560 / 1M
Flaky tests
3
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 01:42 Re-test | 7.5 | 10.0 | $0.459 ↓ | Compare | |
| 2026-07-16 21:32 New test added | 7.5 | 10.0 | $0.437 ↓ | Compare | |
| 2026-06-04 13:17 New test added | 7.9 | 8.9 | $0.310 ↓ | Compare | |
| 2026-05-21 23:53 Suite changed | 8.1 | 10.0 | $0.317 | Current run | |
| 2026-04-11 01:44 First recorded run | 8.5 | N/A | $0.220 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-21 23:53 · Suite changed | 60/60 attempts | 8.1 | 8.8 | 10.0 | 14/20 | 3 | 175,390 | 0 | $0.317 | 67.90s |
| 2026-04-11 01:44 · First recorded run | 54/54 attempts | 8.5 | 9.1 | N/A | 14/18 | 2 | 114,010 | 0 | $0.220 | 46.56s |
| Difference | — | -0.4 | -0.3 | 0 | +1 | +61380 | 0 | +$0.097 | +21336ms |
Benchmark coverage differs: 60/60 attempts (Target: 3 repeats per test) versus 54/54 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.
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 8.2 | 7.9 | |
| Coding | 7.6 | 6.7 | |
| Combined | 10.0 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 5.3 | 10.0 | |
| General Intelligence | 4.7 | 1.6 | |
| Instructions following | 10.0 | 10.0 | |
| Puzzle Solving | 10.0 | 10.0 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |