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AI model · xAI

Grok 4.7

xAI released Grok 4.7 on 21 Sep 2026. API list price: $2.00 per million input tokens and $6.00 per million output tokens. Whether free users get it is not established.

The record

each fact with its source

Released

21 Sep 2026

Released to the API, Cursor and Grok Build The lab’s announcement

API list price, per million tokens

$2.00 in $6.00 out

Requests up to 200K tokens in us-east-1 and us-west-2 (us-central-1: $2.20 in, $6.60 out); $4.00 in and $12.00 out above 200K. Cached input $0.50.

xAI’s pricing page, read 23 Oct 2026

On the free plan?

Build is free; chat unknown

Grok Build offers a free start, but that does not establish Grok 4.7 in the ordinary chat product. On grok.com, Free has Fast mode, which names no model, and the pricing table leaves Expert off Free. Source

The Access Gap, checked 3 Oct 2026

xAI’s other recent models

data through 30 Oct 2026

  1. 12 Aug 2026 Grok 4.6 Released in Cursor, Grok Build and the API, and through partners including OpenRouter, Vercel and Cloudflare
  2. 8 Jul 2026 Grok 4.5 Described by Musk as an Opus-class model; trained partly on real coding-session data
  3. 19 Nov 2025 Grok 4.1 Fast Fast tier of Grok 4.1 for agentic tool use, on the API
  4. 19 Sep 2025 Grok 4 Fast Cost-efficient reasoning model at $0.20 in and $0.50 out, for all users including free and on the API; xAI’s second tier beside Grok 4
  5. 4 Nov 2024 grok-beta xAI’s API public beta opened with “a preview of a new Grok model”

Grok 4.7 in xAI’s full release log · its row on the release chart

Release dates and notes come from the site’s release record, data through 30 Oct 2026; each links the lab’s own announcement. Prices are list prices as the lab’s pricing page printed them on the day shown, before any discount. Something wrong? Tell us.