GLM 5

z-ai/glm-5-20260211

Z.ai: GLM 5 is a text‑only model from the provider z‑ai, released on 2026‑02‑12. It supports a context length of 204,800 tokens, with input pricing of $0.95 per million tokens and output pricing of $2.55 per million tokens. The model includes tool and reasoning support, and its weights are open.

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

At a glance

providerz-ai
releasedFeb 12, 2026
context205K
input / M$0.95

Specifications

What the API gives you

Context window
205K tokens
Max output
131K tokens
Input price
$0.95 / 1M tokens
Output price
$2.55 / 1M tokens
Cache read
$0.20 / 1M tokens
Modalities
text → text
Knowledge cutoff
Released
Feb 12, 2026

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
1445 Elo2026-07-16
LMArena WebDev
1430 Elo2026-07-16
LMArena WebDev
1430 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.