xAI · Active
grok-4.3
grok family · launched 2026-04-30
MultimodalReasoningToolsStructuredAITopic score38.1Not yet ranked
Grok model for agentic tool use, reasoning, coding, and live assistance
Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output1M / 131.1ktokens
Cache / input / output$0.2 · $1.25 · $2.5USD per million tokens
Value / freshness42.2 / 66relative value · release freshness
What this model supports
Strengths by domain
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 Analysis59.71 indexReading 38.1
Arena TextLMArena1,396.9 EloReading 38.1
Direct LMArena text leaderboard result.
Open evidence