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Comparison of GLM-5.2, Z.ai: GLM 4.5
2 modelszai-orgGLM-5.2Remove ×z-aiZ.ai: GLM 4.5Remove ×
What’s differentGLM-5.2 is Z-AI's latest flagship model for long-horizon tasks. It marks a substantial leap in long-horizon task capability over its predecessor GLM-5.1 and, for the first time, delivers that capability on…GLM-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…
DateJun 16, 2026ListedJul 20, 2025Listed
Listed rate$0.0341 in / $7.00 out/ 1M tokensWafer · via OpenRouter · all routes ↗wafer/us · quantization=fp4$0.60 in / $2.20 out/ 1M tokensZ.AI · via OpenRouter · all routes ↗z-ai/fp8 · quantization=fp8
Provider endpoints44 endpoints →3 endpoints →
Context window1M131.1K
Max output943.7K98.3K
Parameters——
Tool callingSupportedSupported
Structured outputSupportedSupported
ReasoningSupportedSupported
Prompt cachingSupportedSupported
Open weightsSupportedSupported

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