Side-by-side comparison
OpenAI GPT Latest vs Gemini 3.1 Pro Preview
OpenAI
OpenAI GPT Latest
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$5.0000
Output / 1M
$30.0000
Google
Gemini 3.1 Pro Preview
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$2.0000
Output / 1M
$12.0000
| OpenAI GPT Latest | Gemini 3.1 Pro Preview | |
|---|---|---|
| Provider | OpenAI | |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 1,050,000 | 1,048,576 |
| Capabilities Optional capabilities the model advertises: vision (images), tools (function calling), json_mode (structured output). | vision, tools, json_mode | vision, tools, json_mode |
| Input $ / 1M tokens Cost for tokens you send (prompt + context). Cheaper side highlighted. Glossary → | 5.0000 | 2.0000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 30.0000 | 12.0000 |
Frequently asked questions
Which is cheaper, OpenAI GPT Latest or Gemini 3.1 Pro Preview?
Gemini 3.1 Pro Preview is cheaper than OpenAI GPT Latest on a 50/50 input/output blend by about $10.5 per 1M tokens. Exact savings depend on your input-vs-output ratio — use the cost calculator on this page for a workload-specific estimate.
Which has a larger context window, OpenAI GPT Latest or Gemini 3.1 Pro Preview?
OpenAI GPT Latest has the larger context window at 1.1M tokens versus 1M tokens for Gemini 3.1 Pro Preview. That means OpenAI GPT Latest can ingest about 1.0x as much text per request.
What is the difference between OpenAI GPT Latest and Gemini 3.1 Pro Preview?
OpenAI GPT Latest comes from OpenAI; Gemini 3.1 Pro Preview comes from Google. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.