Chat model

Grok 4.20 Reasoning on Omnibo

Grok 4.20 Reasoning is a chat model from xAI, available on Omnibo from the Pro plan at 3,000 cr / M output tokens. It was added to the catalogue on 23 March 2026.

Provider
xAI
Cost
3,000 cr / M output tokens
Required plan
Pro
Added
2026-03-23

Model id grok-4.20-0309-reasoning · xAI terms for this model