Skip to main content
API Pricing

Z.ai: GLM 5.1 API Pricing

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

Input / 1M tokens
$0.98
Output / 1M tokens
$3.08
Cost per request (1K in / 500 out)
$0.0025
~$2.52 per 1M tokens mixed

Specifications

Context Window 203K tokens
Max Output Tokens 0
Vision Support No
Function Calling No
Streaming Yes
Modality text
Release Date 2026-04-07
Price history will appear here after the first price change is detected.

More from Z Ai

Input / 1M tokens
$0.60
Output / 1M tokens
$2.20
Context: 131K Streaming
Input / 1M tokens
$0.13
Output / 1M tokens
$0.85
Context: 131K Streaming
Multimodal
Input / 1M tokens
$0.60
Output / 1M tokens
$1.80
Context: 66K Vision Streaming
Input / 1M tokens
$0.43
Output / 1M tokens
$1.74
Context: 203K Streaming
Multimodal
Input / 1M tokens
$0.30
Output / 1M tokens
$0.90
Context: 131K Vision Streaming

Similar Models from Other Providers

Input / 1M tokens
Variable
Output / 1M tokens
Variable
Context: 128K Streaming
Input / 1M tokens
Variable
Output / 1M tokens
Variable
Context: 128K Streaming
Input / 1M tokens
Variable
Output / 1M tokens
Variable
Context: 2.0M Streaming
Input / 1M tokens
Free
Output / 1M tokens
Free
Context: 33K Streaming
Input / 1M tokens
Free
Output / 1M tokens
Free
Context: 33K Streaming