<- All Models

Grok 4.20

xAI flagship model with a 1M token context window. Non-reasoning variant for fast, high-quality responses with text and image inputs.

1M context·$1.25 in·$2.50 out·Mar 2026 release·Vision, Tools / functions, Web search

Available on

Providers

Where Grok 4.20 runs in Big-AGI, with each service's own model ID and USD-per-1M-token rates. The summary above prefers the creator's claim; rates below are each service's own.

ServiceModel IDContextInputOutputCache read

SpaceXAI

creator

grok-4.20-0309-non-reasoning

1M

$1.25

$2.50

$0.20

Usage mix in Big-AGI: SpaceXAI 100%Specs as reported by each service · usage over the last 2 days · refreshed hourly

Run Grok 4.20 in Big-AGI.

Connect your own key on any of the services above, at their rates, no markup - and run it side by side with every other model.

Launch Big-AGI

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