Model Comparison → xAI

Grok 4.3

Grok 4.3 by xAI. Input: $1.25/M tokens · Output: $2.50/M tokens · 1000K context window.

✓ Vision✓ Tool use✗ Prompt caching✗ ReasoningFast
Pricing (verified 2026-10-23)
TypePrice / 1M tokensNotes
Input$1.25Per 1M input tokens
Output$2.50Per 1M output tokens
Source: xAI official pricing page · Last verified 2026-10-23
Context Window
1M tokens
≈ 750K words · 3 pages of text

Calculate your Grok 4.3 costs

Prompt Cost Calculator
Exact cost for your prompt
Agent Cost Calculator
Multi-step agent loops
Prompt Caching Calculator
Caching savings
Conversation Cost
Chat history strategies

Other xAI models

Grok 3 — $3.00/MGrok 3 mini — $0.30/MGrok 2 — $2.00/M

Pricing verified 2026-10-23 from xAI official pricing. All prices in USD per 1M tokens. See methodology and price changelog.