Side-by-side comparison
Gemini 3.1 Pro Preview vs Anthropic Claude Sonnet Latest
Google
Gemini 3.1 Pro Preview
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$2.0000
Output / 1M
$12.0000
Anthropic
Anthropic Claude Sonnet Latest
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$3.0000
Output / 1M
$15.0000
| Gemini 3.1 Pro Preview | Anthropic Claude Sonnet Latest | |
|---|---|---|
| Provider | Anthropic | |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 1,048,576 | 1,000,000 |
| 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 → | 2.0000 | 3.0000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 12.0000 | 15.0000 |
Frequently asked questions
Which is cheaper, Gemini 3.1 Pro Preview or Anthropic Claude Sonnet Latest?
Gemini 3.1 Pro Preview is cheaper than Anthropic Claude Sonnet Latest on a 50/50 input/output blend by about $2 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, Gemini 3.1 Pro Preview or Anthropic Claude Sonnet Latest?
Gemini 3.1 Pro Preview has the larger context window at 1M tokens versus 1M tokens for Anthropic Claude Sonnet Latest. That means Gemini 3.1 Pro Preview can ingest about 1.0x as much text per request.
What is the difference between Gemini 3.1 Pro Preview and Anthropic Claude Sonnet Latest?
Gemini 3.1 Pro Preview comes from Google; Anthropic Claude Sonnet Latest comes from Anthropic. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.