GLM 4.6

z-ai/glm-4.6

Z.ai: GLM 4.6 is a text‑only model from z‑ai released on 2025‑09‑30, supporting a context length of 202 752 tokens. It includes tool usage and reasoning capabilities, offers open weights, and is priced at $0.5 per M token of input and $2 per M token of output.

  • tool use
  • structured outputs
  • reasoning
  • open-weight

At a glance

providerz-ai
releasedSep 30, 2025
context205K
input / M$0.50

Specifications

What the API gives you

Context window
205K tokens
Max output
131K tokens
Input price
$0.50 / 1M tokens
Output price
$2 / 1M tokens
Cache read
$0.100 / 1M tokens
Modalities
text → text
Knowledge cutoff
Mar 31, 2025
Released
Sep 30, 2025

Recommendation coverage

Where this model appears

Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.

Measured evidence

Public benchmark record

LMArena Text
1440 Elo2026-07-16
LMArena WebDev
1355 Elo2026-07-16
LMArena WebDev
1355 Elo2026-07-20

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.

Open-weight model on Hugging Face.

Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.