OSSStep-3.5-Flash Open Source MoE 196B/11B ActiveGitHub·high signalXBlueskyLinkedInCopy linkStepFun open-source MoE model: 196B total, 11B active per token. 77.1% ARC-AGI-2. 100-300 tok/s throughput. Agentic-first design with integrated RL framework.SourceSource pageGitHub↳ Follow the threadShared entity / Stack layerStepFun's Step 5 Preview lands on the Artificial Analysis cost/intelligence frontier at a third of Kimi K3's priceArtificial Analysis (via r/singularity, 47 upvotes)Policy dependency / Stack layerOpenAI Agents SDK 0.22.3 aligns conditional approvals with validated tool argumentsGitHub ReleasesStack layer / ContrastLaya ships an Apache-2.0 multilingual decision engine with published checkpoints: 33ms per typed question on a T4GitHub (NandhaKishorM/laya)Stack layer / ContrastSplash serves coding agents on one Mac at 2x the next-fastest engine by specializing kernels per modelGitHub (incoai/splash)Stack layer / Contrastopen-seo is an MIT open-source Semrush and Ahrefs alternative at 19,150 stars, seven months oldGitHub TrendingStack layer / Update threadLangChain 1.4.2 stops human-in-the-loop edits from dropping the model's own tool callsGitHubStack layer / Update threadGrafana is shipping a CLI explicitly optimized for agents, gcx v1.3.0, with 261 open issues at 699 starsGitHub TrendingStack layer / Contrastheadroom is at 72,878 stars with 673 open issues and no tagged release since 2026-08-27GitHub