GLM-4.5-X

High-performance GLM-4.5 variant with strong reasoning and ultra-fast response.

Zhipu AIglm-4.5-xReport incorrect data

Specs

Context: —
Max output: —
Input price: $2.2/ 1M tokens
Output price: $8.9/ 1M tokens
Released: —

Context

Not published

Pricing · USD / 1M tokens

Input: $2.2
Output: $8.9
Cache read: $0.45
Cache write: —

Modalities

Input: Text
Output: Text

API

API types: chat

Reasoning

Reasoning: Yes
Levels: —

Info

Status: Deprecated
Released: —
Knowledge cutoff: —

Features

Confirmed: toolsstructured_outputstreamingcaching

How to call

zhipumodel = glm-4.5-xreasoning = thinking.type

chat

POSThttps://api.z.ai/api/paas/v4/chat/completions

JSON

glm-4.5-x.json

{
  "id": "glm-4.5-x",
  "object": "model",
  "created": null,
  "owned_by": "zhipu",
  "name": "GLM-4.5-X",
  "api": {
    "types": [
      "chat"
    ]
  },
  "limits": {
    "context": null,
    "input": null,
    "output": null
  },
  "modalities": {
    "input": [
      "text"
    ],
    "output": [
      "text"
    ]
  },
  "reasoning": {
    "supported": true,
    "efforts": []
  },
  "pricing": {
    "currency": "USD",
    "unit": "1M_tokens",
    "input": 2.2,
    "output": 8.9,
    "cache_read": 0.45,
    "cache_write": null
  },
  "features": [
    "tools",
    "structured_output",
    "streaming",
    "caching"
  ],
  "info": {
    "status": "deprecated",
    "release_date": null,
    "knowledge_cutoff": null,
    "description": "High-performance GLM-4.5 variant with strong reasoning and ultra-fast response.",
    "docs": "https://docs.z.ai/guides/llm/glm-4.5",
    "verified_at": "2026-10-11"
  }
}

Official sources

GLM-4.5 | Z.AI Developer Documentdocs.z.ai2026-10-10 Pricing | Z.AI Developer Documentdocs.z.ai2026-10-10 Release Notes | Z.AI Developer Documentdocs.z.ai2026-10-10 GLM-4.5 | 智谱AI开放文档docs.bigmodel.cn2026-10-11