Grok 4.3
xai/grok-4.3
xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk
Capabilities
ReasoningYes
Tool callingYes
Structured outputYes
TemperatureSupported
AttachmentYes
Open weightsNo
Limits
Context1,000,000 tokens
Max inputN/A
Max output30,000 tokens
Details
Familygrok
Knowledge cutoffN/A
Release date2026-04-17
Last updated2026-04-17
Modalities
Inputtext, image, pdf
Outputtext
Benchmarks
Artificial Analysis Intelligence Index
53
index score
GDPval-AA
1500
Elo
τ²-Bench Telecom
98
success rate
IFBench
81
accuracy
Community Rating
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Pricing
Cost per 1M tokens
InputN/A
OutputN/A