Quasar 438B

Name: Quasar 438B
Author: Multiverse Computing

Multiverse Computing · 2026-09-02

Multiverse Computing's original Quasar 438B, built by compressing GLM-5.2 with CompactifAI and tuning it for coding and agentic tasks. Separate from the September 15 Quasar 1.1 release.

Benchmark scores

Benchmark	Score
AA-Briefcase Elo	1123
AA-Briefcase v1.1 Elo	1123
AA-LCR v1.1	76.3
AA-Omniscience Index	-2.6
Artificial Analysis Intelligence Index v4.3	27.1
Artificial Analysis Intelligence Index v4.3.2	26.7
Artificial Analysis Omniscience Accuracy	15.5
Artificial Analysis Omniscience Hallucination Rate	21.4
Artificial Analysis Progress Index v1	283
AutomationBench-AA 1.0.6	23.9
Capability	152.9
CritPt (avg@5)	9.4
GDP.pdf (Artificial Analysis, All-pass)	5.4
GDP.pdf (Artificial Analysis, Mean Criteria)	53.1
GDPval-AA v2	1239
GDPval-AA v2.1	1190
GPQA Diamond (Artificial Analysis avg@5)	73.2
Humanity's Last Exam (Text-Only)	18.7
Humanity's Last Exam Diamond	13.1
Medical Long Context Reasoning (MLCR-AA, October 2026 methodology)	9.4
MLCR-AA Accuracy (October 2026 methodology)	25.6
MLCR-AA Completeness (October 2026 methodology)	23.9
SciCode 1.0.1 (Artificial Analysis)	48.1
Terminal-Bench 2.1	69.3
Terminal-Bench 4.0 (Artificial Analysis)	1.0
𝜏³-Banking	28.7