Atlas

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Ling 3.1 Flash

InclusionAI · 2026-09-30

InclusionAI's hybrid reasoning language model for coding, analysis and tool-using agents, available through the inclusionai/ling-3.1-flash route on Vercel AI Gateway and OpenRouter. It first became publicly available when Vercel AI Gateway announced it on September 30, 2026; inclusionAI later published MIT-licensed FP8 weights on Hugging Face in mid-October, and that card links the same OpenRouter route. The card describes rounded figures of 560B total and 25B activated parameters, with no exact unquantized parameter count published; the released checkpoint supports 262,144 tokens natively and 1,048,576 with documented fourfold YaRN extrapolation, while gateway routes may cap context at 262,144 tokens.

Benchmark scores

BenchmarkScore
AA-Briefcase v1.1 Elo1398
AA-LCR v1.183.0
AA-Omniscience Index2.2
Artificial Analysis Intelligence Index v4.3.241.1
Artificial Analysis Omniscience Accuracy29.1
Artificial Analysis Omniscience Hallucination Rate37.9
Artificial Analysis Openness Index38.9
Artificial Analysis Progress Index v1320
AutomationBench-AA 1.0.661.7
Capability160.5
CritPt (avg@5)18.0
Design Arena Overall Code Categories1304
GDP.pdf (Artificial Analysis, All-pass)10.0
GDP.pdf (Artificial Analysis, Mean Criteria)59.2
GDPval-AA v2.11627
Humanity's Last Exam (Text-Only)39.4
Medical Long Context Reasoning (MLCR-AA, October 2026 methodology)12.2
MLCR-AA Accuracy (October 2026 methodology)37.8
MLCR-AA Completeness (October 2026 methodology)30.6
SciCode 1.0.1 (Artificial Analysis)54.1
Terminal-Bench 4.0 (Artificial Analysis)33.3
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