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Grok 4.20 Non-Reasoning (Vertex AI (OpenAI-compatible))

xai·xai/grok-4-20-non-reasoning·GA·Closed·grok series

O-series reasoning model for hard analysis, math, coding, and planning

At a glance
Reference price$1.25 / $2.50 per 1M
Cache read $0.20 · LLM Gateway
Lowest paid$1.25 / $2.50
LLM Gateway Gateway
Context2,000,000
Output limit30,000
Capabilities
ReasoningTool useStructured outputTemperatureAttachments
Modalities
TextImage
Knowledge cutoff
Released / updated2026-03-09 / 2026-03-09

Quality & performance

Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.

Available at 1 providers1 with public prices

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
LLM GatewayGateway$1.25
tiered >200K: $2.50
$2.50$0.202,000,00030,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

1LLM Gateway$249.00
The cheapest paid channel is the only channel.

Related models

Price historyone sample accumulated per data sync

Input list $1.25Output list $2.50Min blended $1.56

Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-21). Each future sync adds a point, and once accumulated a line is drawn here.