LLM PricesModelsChangelog
Prices in USD per 1M tokens, text only. Each price shows where it came from and when it was last verified. Prices marked unverified come from models.dev (community-maintained) until we read them from the provider directly.
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Grok 4.20

Same model, served by 1 provider.

xaiClosed1M contextReleased 2026-03-09xai/grok-4.20-0309-reasoning

Providers

Standard tier onlyFull precision only
ProviderTheir model idServingInputOutputCached inBlended 3:1Source
Google Vertex AI
xai/grok-4.20-reasoning
standardQuantization not disclosed
$1.25$2.5$0.20$1.56
Unverified (via models.dev)
Verified 7h ago · Changed 7h ago
More prices
  • cache read (prompts > 200k): $0.40
  • input (prompts > 200k): $2.5
  • output (prompts > 200k): $5.0

Same weights don't always mean identical outputs: quantization, context limits and serving stacks can change quality, especially for tool calling. Prices are USD per 1M tokens; hyperscaler prices are for the reference region shown.

Monthly cost estimate

Google Vertex AI $175/mo

Cache hits use each provider's cached-input price where it has one. Cache write costs aren't included.