Anonymous SpaceBunnyAlpha tops OpenRouter: sketch-to-3D-site demos, likely MiniMax

APPSO · wechat · 2026-09-29

An anonymous model, SpaceBunnyAlpha, quietly launched on OpenRouter and OpenCode and rocketed to #1 in daily calls — no tech report, no vendor claiming it. Users report fast responses, stable long context, and strong multimodal understanding and agentic coding. APPSO's hands-on tests turned a scribbled record-store sketch into a browsable 3D site (click a record to pull the sleeve out, tap the listening desk to drop the needle), built an ink-territory mini-game, an explodable liquid-oxygen-methane engine teaching exhibit, and a playable 3D Peach-Blossom-Spring scene. First versions usually just work, but fine visuals and complex motion still trail flagships like GPT-6 Astra, and Max reasoning mode "overthinks" beyond flagship latency.

As for who made it: the name hints at Moonshot, but tokenizer fingerprints match all eight tested MiniMax versions, MiniMax's repo added "M3.1" config five days before launch, and a similar M3.1-Flash-Preview silently shipped Sept 27. It's currently free on both platforms; users call it a "daily driver" — not the strongest at everything, but the fastest and most handy.

Related event: Mystery Model SpaceBunny Tops OpenCode Charts for 5 Days, Identity Unknown(5 posts)→

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