Grok 4

grok-4-0709
by x-ai|Created Jul 10, 2025

Grok 4 is xAI’s latest reasoning model, featuring a 256k context window and support for parallel tool calling, structured outputs, and both image and text inputs. Designed for high-throughput, complex reasoning tasks, with pricing that scales for large token requests.

Pricing

Pay-as-you-go rates for this model. More details can be found here.

Input Tokens (1M)

$2.25

Output Tokens (1M)

$11.25

Capabilities

Input Modalities

Text
Image

Output Modalities

Text

Usage Analytics

Token usage across the last 30 active days

Throughput

Time-To-First-Token (TTFT)