Minimax H3 community tools: speedup, fused checkpoint, resolution tests

Meta AI's new Mac app is a 16MB native AppKit/SwiftUI beta for Apple silicon Macs on macOS 15+, not an Electron or repackaged iPad app. It adds Option-Space Quick Invoke, dictation into any app, and window context capture via Screen Recording and Accessibility permissions.

OpenAI's GPT-6 Astra solved a Rubik's cube puzzle from DEF CON three out of three times, given the same official hint Ben Davis's team received. The puzzle took Davis and friends days to solve.

A Reddit user shares a ComfyUI experiment using Minimax H3 with custom nodes and inpainting methods. The post includes a video of Denzel explaining his AI use.

A Reddit user posted an image of Claude's response to a 'mental stim' prompt, sparking community discussion.

A Reddit user describes running a hierarchy of AI models—Astra 6, Fable 5.1, Opus 5, Code Spark 5.3—as tasks within a local agent named Hermes/Alice, with Astra at the top and the local agent last. The post includes a screenshot of the agent's interface.

A user reports that a dual R9700 setup with 64GB DDR5 runs Qwen 3.8 27b using vLLM Radiance / R9V and Flash next, calling it an "absolute beast machine."