Qwen·released 2026-02-161 source
Qwen 3.5 Plus (hosted 397B-A17B) benchmark scores: 11 benchmarks tracked. 36% of its scores are independently reproduced — the rest are self-reported or unverified.
Leads on 0 of 11 benchmarks·best result 86.65 on OTIS Mock AIME 2024-2025 (reproduced)·4 of 11 independently reproduced
| Benchmark | Score | Evidence status | Measured |
|---|---|---|---|
| OTIS Mock AIME 2024-2025 | 86.65accuracy (%) | reproduced· optimizedT1 | 2026-02-16Epoch AI |
| GPQA diamond | 79.8accuracy (%) | reproduced· optimizedT1 | 2026-02-16Epoch AI |
| DTBench | 67.55accuracy (%) | unverifiedT1 | 2026-02-16https://conceptualreasoning.ai/dtbench |
| LMCA | 42.78accuracy (%) | unverifiedT1 | 2026-02-16https://conceptualreasoning.ai/lmca |
| FrontierMath-2025-02-28-Private | 36.9accuracy (%) | reproduced· optimizedT1 | 2026-02-16Epoch AI |
| SimpleQA Verified | 25.35accuracy (%) | unverifiedT2 | 2026-02-16 |
| CL-bench | 19.8accuracy (%) | unverifiedT2 | 2026-02-16 |
| CL-bench Life | 12.4accuracy (%) | unverifiedT2 | 2026-02-16 |
| Mystery Game Puzzles | 8.57accuracy (%) | unverifiedT2 | 2026-02-16 |
| FrontierMath-Tier-4-2025-07-01-Private | 3.47accuracy (%) | reproducedT1 | 2026-02-16Epoch AI |
| Chess Puzzles | 3.2accuracy (%) | unverifiedT2 | 2026-02-16 |
Claims drawn from cited facts, not live model generation.
This model was developed by Qwen and released in 2026. Its recorded parameter count is 397.0 billion.
3 cited facts
This model has scores on 11 tracked benchmarks and currently leads 0 of them. The record’s evidence status is independently reproduced.
3 cited facts
Its mean gap to the best recorded score across its tracked benchmarks is 33.45 points.
1 cited fact
2 facts cross-checked across data sources: 2 single-source.
Source facts, citations, and refresh stamp for this record.
Sources: curated_param_counts, epoch_benchmarks
Qwen 3.5 Plus (hosted 397B-A17B) is an AI model developed by Qwen, released 2026-02-16. Its benchmark record below tags every score as independently reproduced, self-reported, or unverified.
Qwen 3.5 Plus (hosted 397B-A17B) has recorded scores on 11 benchmarks, each shown with its evidence status.
Qwen 3.5 Plus (hosted 397B-A17B) has recorded scores on 11 benchmarks — GPQA diamond, OTIS Mock AIME 2024-2025, DTBench, LMCA, SimpleQA Verified, Chess Puzzles, and 5 more. The full table above shows each score with its evidence status.
4 of 11 recorded scores (36%) are independently reproduced rather than self-reported by the lab.
Qwen 3.5 Plus (hosted 397B-A17B) has 11 tracked claims: 4 independently reproduced, 7 unverified.