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LLM Gateway

GLM-4.6V Flash API

LLM Gateway
About

Build advanced reasoning agents with GLM-4.6V Flash, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support, open weights architecture. Access GLM-4.6V Flash via the LLM Gateway API with up to 16K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
128K

Tokens

Input Limit
128K

Tokens

Max Output
16K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

GLM-4.6V Flash by LLM Gateway costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
glm-4.6v-flash
Provider
LLM Gateway
Family
glm
Release Date
Dec 8, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
LLMGATEWAY_API_KEY
API Base URL
https://api.llmgateway.io/v1
Documentation