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xAI · Active

grok-4.20-beta1

grok family · launched 2026-03-12

MultimodalReasoningToolsStructured
AITopic score42.0#81 overall

Grok model for agentic tool use, reasoning, coding, and live assistance

Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output2M / 128ktokens
Cache / input / output$0.23 · $1.42 · $2.83USD per million tokens
Value / freshness60.1 / 73relative value · release freshness
Product profile

What this model supports

Inputtext, image
Outputtext
Knowledge cutoffNot disclosed
WeightsProprietary / hosted
Capability profile

Strengths by domain

Coding—0 public results
Research & reasoning—0 public results
Professional work—0 public results
Knowledge & instruction—0 public results
Behind the score

Every result has a source

Raw results and standardized readings are shown together. Missing tests add neither points nor penalties.

Human preference & indices2 results

AA IndexArtificial Analysis42.08 indexReading 42.0

Imported from a directly fetched third-party leaderboard.

Configuration: grok-4.20-beta1Open evidence
Arena TextLMArena1,444.6 EloReading 42.0

Direct LMArena text leaderboard result.

Open evidence
Same builder

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