Model comparison

Gemini 3.8 Flash vs GLM 5.3

Compare Gemini 3.8 Flash (Google) and GLM 5.3 (Z Ai) by price, context, capabilities, and latency.

Estimate costAll comparisons

Which should you pick?

  • Price: Gemini 3.8 Flash is cheaper ($0.75 / 1M tokens input / $3.75 / 1M tokens output) vs GLM 5.3 ($1.40 / 1M tokens input / $4.40 / 1M tokens output).
  • Gemini 3.8 Flash adds: Vision.

Side by side

Gemini 3.8 Flash vs GLM 5.3 — full comparison

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

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
Gemini 3.8 Flashgoogle/gemini-3.8-flashGoogle$0.75 / 1M tokens$3.75 / 1M tokens1M
StreamingTool callingJSON modeVision
image understanding, multimodal chat0-0msCatalogPlatform 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

Gemini 3.8 Flash vs GLM 5.3 FAQ

Is Gemini 3.8 Flash or GLM 5.3 cheaper?

Gemini 3.8 Flash is cheaper ($0.75 / 1M tokens input / $3.75 / 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, Gemini 3.8 Flash or GLM 5.3?

Both offer the same context window: 1M tokens.

Gemini 3.8 Flash vs GLM 5.3 for Long context: which should I pick?

Both target Long context. Pick Gemini 3.8 Flash to optimize cost, or Gemini 3.8 Flash for the longer context window. Test both on real prompts before committing production traffic.

Gemini 3.8 Flash detailsGLM 5.3 detailsPricing calculatorOpenAI-compatible quickstart

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