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GLM 5.3 Flash vs Dots3-Note Preview: side-by-side summary

GLM 5.3 Flash and Dots3-Note Preview are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

GLM 5.3 Flash, from Z.ai, has a 1,048,576-token context window and is priced at $0.075/M tokens input, $0.25/M tokens output on OpenRouter.

Dots3-Note Preview, from Dots Studio, has a 512,000-token context window and is priced by the provider serving it on OpenRouter.

Context window
  • GLM 5.3 Flash: 1,048,576 tokens
  • Dots3-Note Preview: 512,000 tokens
Price
  • GLM 5.3 Flash: $0.075/M tokens input, $0.25/M tokens output
  • Dots3-Note Preview: Pricing varies by provider
Provided by
  • GLM 5.3 Flash: Z.ai
  • Dots3-Note Preview: Dots Studio
  • GLM 5.3 Flash model details, providers and pricing
  • Dots3-Note Preview model details, providers and pricing