Is xAI SuperGrok Heavy worth it in August 2026?

Updated August 20, 2026 · Grok Build · checked 2026-08-20

Yes, on the arithmetic. $300 a month buys up to $5,816 of usage, which is 19.4 times the price.

Subsidy multiple
19.4x
$300 a month against a ceiling of $5,816 at xAI's own API rates. 4x the SuperGrok figure, using the vendor's own published multiple. The tier it scales from was measured.

What you actually get

The plan allows 4 times the allowance of SuperGrok per week.

Highest limits. Grok Build launched Heavy-only on 2026-05-14 and opened to the cheaper tiers ten days later.

The models behind it

ModelInOutBlended
Grok 4.6 $2.00 $6.00 $3.00

Against the other xAI tiers

PlanPriceCeilingMultiple
SuperGrok Heavy $300 $5,816 19.4x
SuperGrok $30 $1,454 48.5x
X Premium+ $40 $872 21.8x

Priced against other vendors

xAI SuperGrok Heavy vs Anthropic Max 20x
$300 against $200 a month
xAI SuperGrok Heavy vs Z.ai Coding Plan Max
$300 against $168 a month
xAI SuperGrok Heavy vs MiniMax Token Plan Ultra
$300 against $120 a month

Check it yourself

This page is generated from the catalogue, so it matches the plan data exactly. To measure your own usage against it, install the skill and ask your agent:

curl -o ~/.claude/skills/aisubsidy-measure/SKILL.md --create-dirs https://aisubsidy.pages.dev/skill.md