Z.airouted

GLM 5.3

GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks. It supports text input and output with a 1M-token context window, and improves...

Get access API reference

model id: glm-5.3

api.heabsy.com · OpenAI SDK

from openai import OpenAI
 
client = OpenAI(
    api_key="hb-...",
    base_url="https://api.heabsy.com/v1",
)
 
r = client.chat.completions.create(
    model="glm-5.3",
    messages=[{"role": "user", "content": "Hello"}],
)

Context

1.3M tokens

Serving

Global providers · EU contract

Tool calling

Reasoning

Structured output

Vision

Input

$4.20/ 1M

Output

$13.20/ 1M

Gateway price list, synced 2026-08-29. No minimum spend, no subscription.

Bought for you, billed by us

This model is fulfilled through global providers under our European contract: one DPA with an EU company, one invoice for every model in the catalog, no US counterparty on your paperwork. Compute may run outside the EEA — if you need strict EEA-only processing, use our own-hardware model.

13 more models behind the same key and the same invoice.

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