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 |
|---|
| 203K | 1.5s | 71tps | $1.20/M | $4.00/M | Read:$0.24/M Write:— | — | — | +1 |  | 03/15/2026 | |||
| 203K | 0.3s | 128tps | $0.80/M | $2.56/M | Read:$0.16/M Write:— | — | — | +1 |    +4 | 02/12/2026 | |||
| 205K | 0.1s | 515tps | $2.25/M | $2.75/M | Read:$2.25/M Write:— | — | — | +1 |  +3 | 12/22/2025 | |||
| 205K | 0.4s | 122tps | $0.60/M | $2.20/M | Read:$0.11/M Write:— | — | — | +1 |  | 09/30/2025 | |||
| 200K | 1.4s | 130tps | $0.06/M | $0.40/M | Read:$0.01/M Write:— | — | — | +1 | | 01/01/2025 | |||
| 200K | 0.2s | 128tps | $0.07/M | $0.40/M | Read:$0.01/M Write:— | — | — | |