Rein Security raises $25M to guard AI agents at runtime

A recent ComfyUI commit (0752bcb / PR #16816) crashes workflows on MiniMax, LTX and newer models with "Linear.forward() got an unexpected keyword argument 'input_act'" or a mat1/mat2 shape error (2623x28672).

NTM models each reverse diffusion step as a conditional normalizing flow with exact likelihood training, matching or beating image generation baselines in four sampling steps. A lightweight denoiser self-distilled from the model's own score function produces the four-step samples.

A hobbyist added a LEGO motor hub and wheels to an M5Stack Stack-chan, recorded driving demonstrations, and trained an ACT policy that learned to follow a line in supervised trials.

Engram gives Claude Code long-term memory that isn't tied to any one repo or session, recalling past changes across codebases. Install once and it catches the layer of work history that never makes it into a CLAUDE.md.

Cohere expanded its Canadian footprint with a new Ottawa office, announced in an Oct 8, 2026 blog post. The same blog index lists North 2, an enterprise AI platform, and an Oct 5, 2026 PwC partnership.