GLM-4-Voice

First end-to-end speech model that understands and generates Chinese and English speech for real-time conversation.

Zhipu AIglm-4-voiceReport incorrect data

Specs

Context: 8.2K
Max output: 4.1K
Input price: ¥80/ 1M tokens
Output price: ¥80/ 1M tokens
Released: —

Context

Context window: 8.2K
Max input: —
Max output: 4.1K

Pricing · CNY / 1M tokens

Input: ¥80
Output: ¥80
Cache read: —
Cache write: —

Modalities

Input: AudioText
Output: Audio

API

API types: audio

Reasoning

Not published

Info

Status: Active
Released: —
Knowledge cutoff: —

Features

Not published

How to call

zhipumodel = glm-4-voice

audio

POSThttps://open.bigmodel.cn/api/paas/v4/chat/completions

JSON

glm-4-voice.json

{
  "id": "glm-4-voice",
  "object": "model",
  "created": null,
  "owned_by": "zhipu",
  "name": "GLM-4-Voice",
  "api": {
    "types": [
      "audio"
    ]
  },
  "limits": {
    "context": 8192,
    "input": null,
    "output": 4096
  },
  "modalities": {
    "input": [
      "audio",
      "text"
    ],
    "output": [
      "audio"
    ]
  },
  "reasoning": {
    "supported": null,
    "efforts": []
  },
  "pricing": {
    "currency": "CNY",
    "unit": "1M_tokens",
    "input": 80,
    "output": 80,
    "cache_read": null,
    "cache_write": null
  },
  "features": [],
  "info": {
    "status": "active",
    "release_date": null,
    "knowledge_cutoff": null,
    "description": "First end-to-end speech model that understands and generates Chinese and English speech for real-time conversation.",
    "docs": "https://docs.bigmodel.cn/cn/guide/models/sound-and-video/glm-4-voice",
    "verified_at": "2026-10-11"
  }
}

Official sources