Model dossier

Z.ai: GLM 5.1

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

ProviderZ.ai Start comparison

Context202,752

Max output128,000

Pricing viewTVP price

Identity

Z.ai: GLM 5.1

Model ID: z-ai/glm-5.1
Canonical slug: z-ai/glm-5.1-20260406
Knowledge cutoff: n/a
Created: 4/7/2026

Capabilities

texttoolsstructured

Modalities

text->texttext

Capacity

Context202,752

Max output128,000

TokenizerOther