GLM 5 Turbo

z-ai/glm-5-turbo-20260315

Z.ai: GLM 5 Turbo is a text‑only model provided by z‑ai that supports reasoning and tool use, with a context window of 202,752 tokens. The model’s weights are open, it was released on 2026‑03‑15, and pricing is $1.2 per million input tokens and $4 per million output tokens.

  • tool use
  • structured outputs
  • reasoning

At a glance

providerz-ai
releasedMar 16, 2026
context203K
input / M$1.20

Specifications

What the API gives you

Context window
203K tokens
Max output
131K tokens
Input price
$1.20 / 1M tokens
Output price
$4 / 1M tokens
Cache read
$0.24 / 1M tokens
Modalities
text → text
Knowledge cutoff
—
Released
Mar 16, 2026

Measured evidence

Public benchmark record

Design Arena Coding
1262 Elo2026-10-21
Design Arena UI
1264 Elo2026-10-21
Design Arena Website
1262 Elo2026-10-21

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open. Design Arena uses blind human preference.

Task evidence

How broad is the support?

Each status is exact to this model version and the selected task. Official release claims remain provisional.

  • Best LLM for Frontend & UIProvisional evidence

    55% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LiveBench Coding or LMArena WebDev. 6 of 6 configured evaluation feeds currently have results.

  • Best LLM for CodingProvisional evidence

    16% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Aider Polyglot or LiveBench Coding. 7 of 7 configured evaluation feeds currently have results.

Recommendation coverage

Where this model appears

Not currently included in a published recommendation. The task evidence panel above says exactly what is confirmed and what is still missing.

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