GLM 4.6 Model Specs, Costs & Benchmarks (July 2026)
GLM 4.6, developed by Z.AI, features a context window of 204.8K tokens. The model costs $0.50 per million tokens for input and $2.00 per million tokens for output. It was released on September 30, 2025, and has achieved impressive scores in various benchmarks.
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Overview
 GLM 4.6 | |
|---|---|
Model Provider The organization behind this AI's development | Z.AI |
Input Context Window Maximum input tokens this model can process at once | 204.8K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 131.1K tokens |
Release Date When this model first became publicly available | September 30, 2025 10 months ago September 30th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | March 31, 2025 |
Pricing
| GLM 4.6 | |
|---|---|
Input Token Cost Cost per million input tokens | $0.50 per million tokens |
Output Token Cost Cost per million output tokens | $2.00 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.10 per million tokens |
Capabilities & Features
| GLM 4.6 | |
|---|---|
Input Types Supported input formats | text |
Output Types Supported output formats | text |
Tokenizer Text encoding system | Other |
Key Features Advanced capabilities | ✓ Function Calling✓ Structured Output✓ Reasoning Mode |
Reasoning Controls Defaults and configurable reasoning effort | Optional |
Open Source Model availability |
Benchmarks
| GLM 4.6 | |
|---|---|
Intelligence Index Overall model quality across independent evaluations | 28.7 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | 45.8 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | 17.7 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,207 Elo (#44 in Game Dev (54.6% win rate)) |
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