Model comparison

GLM-5 vs GLM 5.3

Compare GLM-5 (Z Ai) and GLM 5.3 (Z Ai) by price, context, capabilities, and latency.

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Which should you pick?

  • Price: GLM-5 is cheaper ($0.58 / 1M tokens input / $2.58 / 1M tokens output) vs GLM 5.3 ($1.40 / 1M tokens input / $4.40 / 1M tokens output).
  • Context: GLM 5.3 has the larger context window (1M tokens).

Side by side

GLM-5 vs GLM 5.3 — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
GLM-5z-ai/glm-5Z AiStarting at $0.58 / 1M tokens$2.58 / 1M tokens198k
StreamingTool callingJSON modeLong context
General chat via Z Ai, API workloads1293-1662msCatalogPlatform curated
GLM 5.3z-ai/glm-5.3Z Ai$1.40 / 1M tokens$4.40 / 1M tokens1M
StreamingTool callingJSON modeLong context
General chat via Z Ai, API workloads0-0msCatalogPlatform curated

FAQ

GLM-5 vs GLM 5.3 FAQ

Is GLM-5 or GLM 5.3 cheaper?

GLM-5 is cheaper ($0.58 / 1M tokens input / $2.58 / 1M tokens output) vs GLM 5.3 ($1.40 / 1M tokens input / $4.40 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, GLM-5 or GLM 5.3?

GLM 5.3 is larger (1M tokens) vs 198k tokens.

GLM-5 vs GLM 5.3 for Long context: which should I pick?

Both target Long context. Pick GLM-5 to optimize cost, or GLM 5.3 for the longer context window. Test both on real prompts before committing production traffic.

GLM-5 detailsGLM 5.3 detailsPricing calculatorOpenAI-compatible quickstart

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