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GLM-5.3 API

Zhipu's newest flagship — GLM-5.3 pushes Chinese-language reasoning further, served at 30% below official pricing through the same OpenAI-compatible endpoint.

FlagshipBest for: Zhipu's newest flagship for hard Chinese reasoning.

Specification	Value
Official price	$1.44 / $4.52 per 1M tokens save 30%
Bridge price	$1.01 / $3.17 per 1M tokens
Cached input	$0.19 per 1M tokens
Context window	200K tokens
Max output	16,384 tokens
Strengths	Chinese-language reasoning, flagship

Official GLM-5.3 pricing is ¥10.22 input / ¥32.12 output (≈$1.44 / $4.52) per Longhua AI channel listings, August 2026. Bridge prices are flat — see the live price table.

Why developers pick it

The latest GLM flagship: stronger reasoning while keeping GLM's Chinese-language edge.
200K context for long Chinese documents and multi-turn workflows.
One key swaps it in for any workload — same OpenAI-compatible endpoint.

Code example

from openai import OpenAI

client = OpenAI(base_url="https://bridge.computeindex.net/v1", api_key="sk-bridge-YOUR_KEY")

completion = client.chat.completions.create(
    model="glm-5.3",
    messages=[{"role": "user", "content": "总结这份合同的主要条款。"}],
)
print(completion.choices[0].message.content)

FAQ

Is this the same GLM-5.3 as Zhipu's official? Yes — the same model, served through the Bridge OpenAI-compatible gateway.

GLM-5.2 or GLM-5.3? 5.3 for the strongest reasoning on new workloads; 5.2 remains the value pick with vision at 55% off.

Get $1 free credit → try GLM-5.3

GLM-5.3 API

Why developers pick it

Code example

FAQ

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