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gpt-5.3-chat-latest

Provider: OpenAIType: chat

Description

gpt-5.3-chat-latest

Capabilities

  • function-calling
  • structured-outputs
  • serverless

Model Info

Model ID
gpt-5.3-chat-latest
Context Window
125K
Modalities

Input: Text, Image

Output: Text

Pricing

Input
$0.0175
Output
$0.1400

Quick Start

Use your MyRouter API key with an OpenAI-compatible request body.

curl https://api.jiekou.ai/v1/chat/completions \
  -H "Authorization: Bearer $MYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-5.3-chat-latest",
    "messages": [{"role":"user","content":"Hello from MyRouter"}]
  }'