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gemini-3-pro-preview vs gpt-5.2

Compare gemini-3-pro-preview from google and gpt-5.2 from openai side by side — pricing, context window, features, and provider availability.

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gemini-3-pro-preview

gemini-3-pro-preview

By : google

Gemini 3 Pro is the next generation in the Gemini series of models, a suite of highly-capable, natively multimodal, reasoning models. Gemini 3 Pro is now Google’s most advanced model for complex tasks, and can comprehend vast datasets, challenging problems from different information sources, including text, audio, images, video, and entire code repositories

gpt-5.2

gpt-5.2

By : openai

GPT-5.2 is the newest frontier-grade model in the GPT-5 family, outperforming GPT-5.1 in agentic capabilities and long-context handling. It uses adaptive reasoning to dynamically allocate compute—responding quickly to straightforward questions while applying deeper analysis to more complex tasks. Designed for broad task coverage, GPT-5.2 delivers consistent improvements across math, coding, science, and tool-calling workloads, producing more coherent long-form responses and more reliable tool use.

Model Overview

Feature
googlegemini-3-pro-preview
openaigpt-5.2
Input Context Window
The number of tokens supported by the input context window.
1.0M
tokens
400K
tokens
Maximum Output Tokens
The number of tokens that can be generated by the model in a single request.
-
128K
tokens
Release Date
When the model was first released.
November 18, 2025
11 months ago
December 11, 2025
10 months ago
Input Type
The types of inputs the model can process.
Output Type
The types of outputs the model can process.
gemini-3-pro-preview offers a larger context window (1,048,576 tokens vs 400,000 tokens). gpt-5.2 supports reasoning capabilities, while gemini-3-pro-preview does not.

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How to use gemini-3-pro-preview or gpt-5.2

Simply change the model name to gemini-3-pro-preview or gpt-5.2 to adjust the model. OpenQiao normalizes requests and responses across providers for you.

from openai import OpenAI

client = OpenAI(
  base_url="https://openqiao.com/api/v1",
  api_key="<OPENQIAO_API_KEY>",
)

# Chat Completion
completion = client.chat.completions.create(
  model="gemini-3-pro-preview",
  messages=[
    {
      "role": "user",
      "content": "What is the meaning of life?"
    }
  ]
)
print(completion.choices[0].message.content)

# Responses API
responses = client.responses.create(
  model="gemini-3-pro-preview",
  input="What is the meaning of life?"
)
print(responses)

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