GLM 5.1
GLM 5.1 advances Z.ai's GLM-5 generation with a focus on long-horizon autonomous coding. It can work independently on a single task for over eight hours, planning, executing, and iterating until it delivers engineering-grade results.
ReasoningTool UseImplicit Caching
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'zai/glm-5.1', prompt: 'Why is the sky blue?'})More models by Z.ai
| Model |
|---|
| 1M | 2.1s | 153tps | $3.00/M | $10.25/M | Read:$0.5/M Write:— | — | — | +1 |  | 06/23/2026 | |||
| 1M | 0.8s | 150tps | $1.40/M | $4.40/M | Read:$0.26/M Write:— | — | — | +1 |   +1 | 06/16/2026 | |||
| 203K | 4.4s | 57tps | $1.20/M | $4.00/M | Read:$0.24/M Write:— | — | — | +1 |  | 03/15/2026 | |||
| 203K | 0.4s | 95tps | $0.80/M | $2.56/M | Read:$0.16/M Write:— | — | — | +1 |   +3 | 02/12/2026 | |||
| 200K | 2.2s | 136tps | $0.06/M | $0.40/M | Read:$0.01/M Write:— | — | — | +1 | | 01/19/2026 | |||
| 205K | 0.1s | 1024tps | $2.25/M | $2.75/M | Read:$2.25/M Write:— | — | — | +1 |  +3 | 12/22/2025 |