GLM 5.3 Fast (SCX.ai) API
About
Process massive datasets with GLM 5.3 Fast (SCX.ai), featuring an expansive 1.0M context window for long-document analysis. This model delivers cost-effective pricing at $2.80/1M input and $8.80/1M output tokens, open weights architecture. Access GLM 5.3 Fast (SCX.ai) via the LLM Gateway API with up to 128K output tokens.
Capabilities
Input Modalities
text
Output Modalities
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Reasoning
No
Structured Output
No
Tool Use
No
WeightsOpen
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
128K
Tokens
Pricing
Standard (per 1M tokens)
Input
$2.80
Output
$8.80
Caching (per 1M tokens)
Read
$0.56
Frequently Asked Questions
GLM 5.3 Fast (SCX.ai) by LLM Gateway costs $2.80 per 1M input tokens and $8.80 per 1M output tokens. Cached reads cost $0.56 per 1M tokens.
Model Details
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
LLMGATEWAY_API_KEY
API Base URL
https://api.llmgateway.io/v1