SpaceXAI: Grok 4.20

xAI · family grok-4.20

Identity and capabilities

Status
active
Context window
2,000,000
Maximum output
Unknown
Image input
Yes
Reasoning
Yes
Tool calling
Yes
First seen
2026-08-09 08:01:20Z UTC
Last verified

Known source identifiers: openrouter: x-ai/grok-4.20

Current offers

OpenRouterAggregator

x-ai/grok-4.20 · availability available · · source official api

Provider limits: context 2,000,000 · maximum output Unknown · vision Yes · reasoning Yes · tool use Yes

Pricing components as published by the source
ComponentService tierContextPriceUnitAs published
Cached inputStandardDefault context$0.20per 1M tokens0.0000002
InputStandardDefault context$1.25per 1M tokens0.00000125
OutputStandardDefault context$2.50per 1M tokens0.0000025

Active promotions

No officially confirmed promotion applies to this model.