● Current model: Grok 4 / Grok 4.3 (SuperGrok) — #1 DeepSWE coding benchmark
● Plans: Free · SuperGrok Lite $10/mo · SuperGrok $30/mo · Heavy $300/mo
● Unique advantage: Live X firehose access — no ChatGPT or Claude equivalent
● Owned by: xAI (SpaceX subsidiary since Feb 2026)
● Key features: Custom Agents · Grok Skills · Voice Mode · Grok Build API · Aurora images/video