Side-by-side comparison
Claude Opus 4.1 vs GPT Chat Latest
Anthropic
Claude Opus 4.1
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$15.0000
Output / 1M
$75.0000
OpenAI
GPT Chat Latest
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$5.0000
Output / 1M
$30.0000
| Claude Opus 4.1 | GPT Chat Latest | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 200,000 | 400,000 |
| 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 → | 15.0000 | 5.0000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 75.0000 | 30.0000 |
Frequently asked questions
Which is cheaper, Claude Opus 4.1 or GPT Chat Latest?
GPT Chat Latest is cheaper than Claude Opus 4.1 on a 50/50 input/output blend by about $27.5 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, Claude Opus 4.1 or GPT Chat Latest?
GPT Chat Latest has the larger context window at 400k tokens versus 200k tokens for Claude Opus 4.1. That means GPT Chat Latest can ingest about 2.0x as much text per request.
What is the difference between Claude Opus 4.1 and GPT Chat Latest?
Claude Opus 4.1 comes from Anthropic; GPT Chat Latest comes from OpenAI. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.