Side-by-side comparison
Mistral Small 4 vs Grok 4.1 Fast
Mistral
Mistral Small 4
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$0.1500
Output / 1M
$0.6000
xAI
Grok 4.1 Fast
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$0.2000
Output / 1M
$0.5000
| Mistral Small 4 | Grok 4.1 Fast | |
|---|---|---|
| Provider | Mistral | xAI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 262,144 | 2,000,000 |
| 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 → | 0.1500 | 0.2000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 0.6000 | 0.5000 |
Frequently asked questions
Which is cheaper, Mistral Small 4 or Grok 4.1 Fast?
Grok 4.1 Fast is cheaper than Mistral Small 4 on a 50/50 input/output blend by about $0.025 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, Mistral Small 4 or Grok 4.1 Fast?
Grok 4.1 Fast has the larger context window at 2M tokens versus 262k tokens for Mistral Small 4. That means Grok 4.1 Fast can ingest about 7.6x as much text per request.
What is the difference between Mistral Small 4 and Grok 4.1 Fast?
Mistral Small 4 comes from Mistral; Grok 4.1 Fast comes from xAI. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.