Side-by-side comparison
Anthropic Claude Sonnet Latest vs Grok 4
Anthropic
Anthropic Claude Sonnet Latest
👁 Vision
🔧 Tools
{} JSON
Input / 1M
$3.0000
Output / 1M
$15.0000
| Anthropic Claude Sonnet Latest | Grok 4 | |
|---|---|---|
| Provider | Anthropic | xAI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 1,000,000 | 256,000 |
| 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 → | 3.0000 | 3.0000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 15.0000 | 15.0000 |
Frequently asked questions
Which is cheaper, Anthropic Claude Sonnet Latest or Grok 4?
Anthropic Claude Sonnet Latest is cheaper than Grok 4 on a 50/50 input/output blend by about $0 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, Anthropic Claude Sonnet Latest or Grok 4?
Anthropic Claude Sonnet Latest has the larger context window at 1M tokens versus 256k tokens for Grok 4. That means Anthropic Claude Sonnet Latest can ingest about 3.9x as much text per request.
What is the difference between Anthropic Claude Sonnet Latest and Grok 4?
Anthropic Claude Sonnet Latest comes from Anthropic; Grok 4 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.