Models/zhipu/GLM 5.3

GLM 5.3

Zhipu BigModel·zhipu
glm-5.3Text·—

Zhipu GLM 5.3 flagship, same base as 5.2 with upgraded post-training, 1M context, always-on thinking with low/high/max levels

Usage← Models
OverviewProvidersPricingUsageRelated Models
Context Window
1.0M
Input Price /M in
$1.23$1.11/M in
Output Price /M out
$4.31$3.88/M out
Cached Input Price /M
$0.28/M
Max Completion
131K
Input Modalities
text
Output Modalities
text
reasoningFunction callingChatJSONStreamingNew-10%GeneralProgramming

Description

Zhipu GLM 5.3 flagship, same base as 5.2 with upgraded post-training, 1M context, always-on thinking with low/high/max levels

Available Providers

AllToken can route requests to the providers below based on route priority and policy.

ProviderContextInputOutputCached / MLatencyThroughput

Best For

Zhipu GLM 5.3 flagship, same base as 5.2 with upgraded post-training, 1M context, always-on thinking with low/high/max levels

How To Use This Model

Use the exact model ID shown below. This is the safest way to avoid call failures, variant mismatches, or incorrect route assumptions.

curl https://api.alltoken.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-your-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "glm-5.3",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'
Supported Parameters
temperaturetop_pmax_tokenstoolsresponse_formatreasoning_effort
API Key Setup
Smart Routing

Let the platform choose the best provider path automatically.

Default Model

If a request does not specify a model, default the key to glm-5.3.

Forced Model

Always override incoming requests and lock the key to glm-5.3.

Usage