xAI Grok pricing · auto-updated daily

xAI Grok API pricing — June 12, 2026

All 5 xAI Grok text models with token prices ($ per 1M), context window and max output, refreshed daily from the official pricing source. Bring your xAI Grok key to flo2 and you pay these exact prices — zero markup — with fallback, racing and per-request cost accounting on top.

Cheapest output
$2/M
grok-build-0.1
Cheapest input
$1/M
grok-build-0.1
Biggest context
1M tok
grok-4.20-0309-non-reasoning
Models
5
tracked daily
ModelContextMax outIn $/MCached inOut $/MReasoning
grok-4.20-0309-non-reasoning 1M $1.25 $2.5
grok-4.20-0309-reasoning 1M $1.25 $2.5
grok-4.20-multi-agent-0309 1M $1.25 $2.5
grok-4.3 1M $1.25 $2.5
grok-build-0.1 256K $1 $2

Prices in USD per 1,000,000 tokens, fetched 2026-06-12 from the official xAI Grok pricing source. Verify before large commitments. Click any column header to sort.

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