Alibaba Cloud Singapore International text model; available through the dedicated GLM/Kimi channel after validation.
Model ID: glm-5.3-prime · Type: chat · Provider: Zhipu
Endpoints: /v1/chat/completions · /v1/messages · /v1/responses
| Input (per 1M tokens) | $1.26 USD |
| Output (per 1M tokens) | $3.96 USD |
| Cache read (per 1M tokens) | $0.252 USD |
import os
from openai import OpenAI
client = OpenAI(api_key=os.environ["ROUTER_API_KEY"], base_url="https://api.router.ai/v1")
resp = client.chat.completions.create(
model="glm-5.3-prime",
messages=[{"role": "user", "content": "Hello"}],
)
print(resp.choices[0].message.content)glm-5.3-prime (`glm-5.3-prime`) is billed per usage at $1.26/1M in · $3.96/1M out, in USD. Current pricing is always listed at https://ai.yunbaozi.com/models/glm-5.3-prime.
Send a request to https://api.router.ai/v1/chat/completions with the header `Authorization: Bearer <your API key>` and `"model": "glm-5.3-prime"`. The API is OpenAI-compatible, so any OpenAI SDK works by changing base_url to https://api.router.ai/v1 — no other code change.
glm-5.3-prime can be called on: /v1/chat/completions; /v1/messages; /v1/responses.
glm-5.3-prime accepts up to 1,048,576 input tokens and can return up to 131,072 output tokens. Requests exceeding the input limit are rejected before reaching the model.
glm-5.3-prime supports: function_calling, prompt_caching, reasoning, structured_output.
glm-5.3-prime is a chat model from Zhipu, available through the 国际云宝子（Ai） gateway with the same API key as every other model.
Call it through the 国际云宝子（Ai） OpenAI-compatible endpoint (API base: https://api.router.ai/v1). AI agents can browse the catalog and call any text model through MCP (https://mcp.router.ai/mcp); for image, video and other modalities use the API above.