Grok 4.20 pricing.

prices as of · 9 providers · 9 prices

xAI's Grok 4.20 holds 2M tokens of context, reads images as well as text and has a reasoning mode. Whether its weights are open is not stated by our sources.

Grok 4.20 costs $1.25 in and $2.50 out per million tokens from xAI, and no provider goes below it with a reason we can point at.

tool callingreads imagesreasoningstructured output2M contextreleased 31 Mar 2026

xAI list price

$6.25/M tokens

$1.25 in · $2.50 out

read · 76% above the market median

Cheapest price we can explain

$6.25

Nobody goes below xAI's price for a reason we can point at, so the list price is the one to beat. Every other price is below.

What it costs for your work

pages a month

xAI list price

$0.9a month

cheapest we can explain

none

difference

no list price

A page is about 600 tokens in and 60 out, a support reply 200 in and 300 out, an email 150 in and 250 out. Nothing else is counted: no cache discount, no batch rate, no free tier.

Every provider selling Grok 4.20

Four groups, decided by the price and by what the provider publishes about it. Prices are per million tokens, and the share is that row against xAI's price.

The maker's list price

1 price

What the lab that trained the model charges on its own API.

  • xAI

    The price xAI charges for the model it trained. Every row below is measured against it.

    1M context herexAI

    $1.25 / $2.50in / out per M

    1.00×of list price

Same price as the maker

8 prices

The same price the maker charges, sold by someone else.

Frequently asked

Who sells Grok 4.20 cheapest?
No provider sells Grok 4.20 below xAI's price with a reason we can point at. 9 providers sell it at or above list, and those prices are all on this page.
Is Grok 4.20 open weights?
No. xAI keeps the weights, so every price on this page is xAI's own or a resale of it. A price below list here needs a published reason, or it is listed and never ranked.
How much context does Grok 4.20 hold?
2,000,000 tokens in one call, which is about 2M, and it can call your own functions.
How does Grok 4.20 compare with the rest of the market?
At $6.25 per million tokens, xAI's price is 76% above the $3.55 median across the 337 text models we track.
More from xAIGrok 4.5Grok 4.6Grok 4.3Grok Build 0.1Similar context