Compare AI models

Specifications
Context window
—500k
API pricing
Input price
$3.00$2.00
Output price
$15.00$6.00
Cached input price
$0.30$0.50
Cheapest input
$3.00Amazon Bedrock$2.00xAI
Cheapest output
$15.00Amazon Bedrock$6.00xAI
Benchmarks
Next.js Evals
39%94%
Overview
CompanyAnthropicSpaceXAI
Release dateSep 29 2025Sep 21 2026
AccessClosedClosed
Model detailsView modelView model

Frequently asked questions

Grok 4.7 leads Claude Sonnet 4.5 on 1 of the 1 benchmark they both report (Next.js Evals). Grok 4.7 is cheaper on both input and output: $2.00 vs $3.00 per million input tokens, and $6.00 vs $15.00 per million output tokens. Figures are base-tier rates. Claude Sonnet 4.5 shipped 357 days before Grok 4.7, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On Next.js Evals, Grok 4.7 leads at 94% vs Claude Sonnet 4.5 at 39%.