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Comparison of Z.ai: GLM 4.5, GLM-5.3-Flash
2 modelsz-aiZ.ai: GLM 4.5Remove ×zai-orgGLM-5.3-FlashRemove ×
What’s differentGLM-4.5 is our latest flagship foundation model, purpose-built for agent-based applications. It leverages a Mixture-of-Experts (MoE) architecture and supports a context length of up to 128k tokens. GLM-4.5…GLM-5.3-Flash is a native multimodal model from Z.ai. It is suited for efficient coding and long-horizon agent tasks. Its hybrid sparse and linear attention architecture maintains accurate long-context…
DateJul 25, 2025ListedAug 26, 2026Released
Listed rate$0.60 in / $2.20 out/ 1M tokensZ.AI · via OpenRouter · all routes ↗z-ai/fp8 · quantization=fp8$0.048 in / $0.20 out/ 1M tokensOpenInference · via OpenRouter · all routes ↗open-inference/fp4 · quantization=fp4
Provider endpoints2 endpoints →46 endpoints →
AA Intelligence ↗4.3.2Not reported41.81 ↗Effort: maxIndependent result
AA-Briefcase ↗1.1Not reported1,452.63 ↗Effort: maxIndependent result
GDPval-AA ↗2.1Not reported1,642.18 ↗Effort: maxIndependent result
AutomationBench-AA ↗AA Index 4.3.2 collectionNot reported60.37% ↗Effort: maxIndependent result
Terminal-Bench 4.0 · AA ↗Not reported32.83% ↗Effort: maxHarness unreportedIndependent result
SciCode ↗AA Index 4.3.2 collectionNot reported51.62% ↗AA · Under reviewEffort: maxIndependent result
Humanity’s Last Exam ↗AA Index 4.3.2 collectionNot reported39.85% ↗Effort: maxIndependent result
GDP.pdf ↗AA Index 4.3.2 collectionNot reported15.4% ↗Effort: maxIndependent result
CritPt ↗AA Index 4.3.2 collectionNot reported15.43% ↗AA · Under reviewEffort: maxIndependent result
AA-Omniscience ↗AA Index 4.3.2 collectionNot reported7.47 ↗Effort: maxIndependent result
AA-LCR ↗1.1Not reported80% ↗Effort: maxIndependent result
LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported70.61% ↗Effort: max · single run · equal mean of 7 suitesIndependent result
LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported77.2% ↗Effort: max · single runIndependent result
LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported70.1% ↗Effort: max · single runIndependent result
LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported84% ↗Effort: max · single runIndependent result
LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported80.6% ↗Effort: max · single runIndependent result
LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported28.4% ↗Effort: max · single runIndependent result
LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported76.4% ↗Effort: max · single runIndependent result
LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported77.6% ↗Effort: max · single runIndependent result
Context window131.1K1M
Max output98.3K943.7K
Parameters——
Tool callingSupportedSupported
Structured outputSupportedSupported
Image inputNot reportedSupported
Video inputNot reportedSupported
ReasoningSupportedSupported
Prompt cachingSupportedSupported
Open weightsSupportedSupported

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