xAI Rebrands as SpaceXSI, Launches Grok 4.7 and Unified Multimodal API
RachelVT42 · x · 2026-10-28
A user's Grok login email now shows sender "SpaceXSI" (still from [email protected]), suggesting xAI is being folded into the SpaceX brand. The refreshed x.ai site launches Grok 4.7 — covering reasoning, code, voice, images and video, "trained on the world's largest supercluster" — plus a unified developer API claiming 1M+ daily calls, <200ms median latency, and 5+ model families, compatible with OpenAI SDK and Vercel AI SDK.
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