Provider comparison

X Ai vs Z Ai

Comparing model portfolios, pricing, and capabilities across 17+ X Ai models and 21+ Z Ai models.

At a glance

Top 5 cheapest — X Ai

ModelContextInput / 1MModality
xAI: Grok 4 Fast2,000K$0.2000text+image->text
xAI: Grok 4.1 Fast2,000K$0.2000text+image->text
xAI: Grok Code Fast 1256K$0.2000text->text
xAI: Grok 3 Mini131.072K$0.3000text->text
xAI: Grok 3 Mini Beta131.072K$0.3000text->text

Top 5 cheapest — Z Ai

ModelContextInput / 1MModality
Z.ai: GLM 4.5 Air (free)131.072K$0.0000text->text
Z.ai: GLM 5.2 (free)32.768K$0.0000text->text
Z.ai: GLM 4.7 Flash200K$0.0605text->text
Z.ai: GLM 5.3 Flash (batch)1,048.576K$0.0750text+image+video->text
Z.ai: GLM 5.3 Flash1,310.72K$0.0900text+image+video->text

Frequently asked questions

Which provider has more models — X Ai or Z Ai?

X Ai has 17 models. Z Ai has 21 models.

Which is cheaper on average — X Ai or Z Ai?

X Ai average: $1.41/1M. Z Ai average: $0.48/1M.

Which provider has more long-context (128K+) models?

X Ai: 17 models. Z Ai: 19 models.

How do I compare specific models between X Ai and Z Ai?

Use the X Ai and Z Ai collection pages to browse individual models, then open a pairwise comparison from any model page.

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