SpaceXAI: Grok 4.20on Krater.ai

Grok 4.20 is a reasoning model from SpaceXAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering

Released March 31, 2026

Specifications

SpaceXAI: Grok 4.20 at a glance

Context

2M tokens

Input

Text, Image, File

Output

Text

Input price

$1.25 / 1M

Output price

$2.50 / 1M

Knowledge cutoff

2025-09-01

Krater rank

#83

Image inputTool callingStructured outputsReasoning support

Capabilities

What it is good at

Catalog capabilities

  • Accepts image input
  • Generates text responses
  • Supports tool calling
  • Supports structured outputs

Good for

Image understandingLong documentsUse with toolsStructured responsesDeep analysis

Benchmarks

Catalog data, not Krater benchmarks.

Design Arena htmlslides rank

#15

Design Arena asciiart rank

#18

FAQ

Questions about SpaceXAI: Grok 4.20

Clear answers based on the model catalog and Krater access.

SpaceXAI: Grok 4.20 supports a context window of 2,000,000 tokens.

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API access

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