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GLM-5.1 vs GPT-6 Astra

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GLM-5.1GPT-6 Astra
AttributeGLM-5.1Z.ai (Zhipu AI) · 7 in the newsGPT-6 AstraOpenAI · 25 in the news
Scores
Intelligence (ECI)150169
Coding4794
Math5795
Reasoning & Knowledge4699
Agentic & Tools7793
Specifications
DeveloperZ.ai (Zhipu AI)OpenAI
FamilyGPT
ReleasedApr 7, 2026Sep 3, 2026
Parameters754B
AvailabilityOpen weights (unrestricted)API access
Context window205K1.1M
Price — $/M input$1.19$10.00
Price — $/M output$3.74$50.00
Inputstextfile, image, text
Outputstexttext
Benchmarks
AIME 2024/202593%100%
APEX41%65%
FrontierMath33%
FrontierMath Tier 413%
GPQA Diamond90%96%
Humanity's Last Exam30%55%
SciCode45%56%
SimpleBench55%
SimpleQA Verified34%76%
SWE-bench Verified74%
WebDev Arena15081800
WeirdML57%94%
τ²-bench98%
ARC-AGI99%
ARC-AGI-295%

Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.