Z.ai: GLM 5.3 FlashX

Provided by OpenRouter

GLM-5.3-FlashX is the high-speed variant of Z.ai's GLM-5.3-Flash, a native multimodal model delivering inference speeds of up to 200 tokens/s. Built on the same hybrid sparse and linear attention architecture...

Specifications

Context Length
1,048,576 tokens
Input Price
$0.370/M
Output Price
$1.25/M
Vision Support
Yes
Capabilities
TextVisionFast

About Z.ai: GLM 5.3 FlashX

GLM-5.3-FlashX is the high-speed variant of Z.ai's GLM-5.3-Flash, a native multimodal model delivering inference speeds of up to 200 tokens/s. Built on the same hybrid sparse and linear attention architecture...

Strengths

  • Multimodal understanding - can process text and images
  • Large context window (1049k tokens) for long conversations
  • Fast response times for real-time interactions

Use Cases

  • Image and document understanding
  • Content creation and writing assistance
  • General conversations and Q&A

Limitations

Performance may vary based on query complexity, context length, and task type. Consider using higher-tier models for production-critical applications.

Sample Prompts

Try these prompts to explore Z.ai: GLM 5.3 FlashX's capabilities:

Analyze this image and describe what you see in detail

Extract the key information from this screenshot

Compare the two images and explain the differences

Tip: Customize these prompts to fit your specific needs and use cases.