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Qwen3.8 2.4T A95B

Alibaba · 2026-08-12 · 2.4T parameters

Qwen3.8 2.4T A95B is Alibaba's open-weight Qwen-Max-class mixture-of-experts checkpoint. This text-only artifact requires thinking but allows native low, medium, and xhigh effort, so Atlas classifies its variable reasoning as optional. It documents 262,144 native context tokens extendable to 1,010,000; the complete BF16 checkpoint contains 2,446,182,725,504 parameters, while the card reports approximately 95B active parameters per token.

Benchmark scores

BenchmarkScore
AA-Briefcase Elo1439
AA-Briefcase v1.1 Elo1431
AA-LCR v1.180.3
AA-Omniscience Index4.3
AA-Omniscience v1.1 Accuracy31.4
AA-Omniscience v1.1 Hallucination Rate34.5
AA-Omniscience v1.1 Index7.8
Artificial Analysis Cyber Index v112.6
Artificial Analysis Intelligence Index v4.340.0
Artificial Analysis Intelligence Index v4.3.239.9
Artificial Analysis Omniscience Accuracy31.3
Artificial Analysis Omniscience Hallucination Rate39.2
Artificial Analysis Openness Index27.8
Artificial Analysis Progress Index v1318
AutomationBench-AA 1.0.657.2
BuseyBench SVG5.3
Capability159.6
Creative Writing v3 Elo1843
Creative Writing v3 Rubric Score16.7
CritPt (avg@5)20.0
CWE-Bench-AA (Artificial Analysis)28.3
CyberGym-E2E-AA (Artificial Analysis)0.0
DeepsecBench-AA (Artificial Analysis)9.5
DTBench93.2
EnterpriseOps-Gym-AA47.4
Eval Connections One-Shot Group Accuracy77.5
Eval Connections One-Shot Puzzle Solves70.0
Eval Connections One-Shot Trap Bonus45.0
Eval Connections One-Shot with Traps66.0
GDP.pdf (Artificial Analysis, All-pass)15.6
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