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Shan • October 18, 2026
Open SourceAI AgentsInfrastructurePerplexityCybersecurity

Perplexity SPACE Sandbox: 0 VM Escapes in 108 Red-Team Runs

Perplexity open-sourced SPACE, the Firecracker microVM sandbox behind Perplexity Computer: Rust 0.8.0, 0 escapes in 108 red-team runs, egress bypasses fixed.

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Shan • October 17, 2026
Open WeightsMixture of ExpertsStepFunAgentic AIBenchmarksInference

StepFun Opens 600B MoE Weights: 27B Active, 1M Context

StepFun's Step 5 Preview is now open weights: a 600B sparse MoE with 27B active parameters, 1M context, and a $1.00/$2.70 API.

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Shan • October 16, 2026
Open WeightsMetaMoEMac StudioBenchmarksDeployment

Meta's Muse Spark Open Puts 816B MoE on Two Mac Studios

Meta's open-weight 816B MoE activates 42B parameters, holds 1M context, runs on two M5 Ultra Mac Studios, and leads on MCP-Atlas but trails on coding.

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Shan • October 15, 2026
Open WeightsNVIDIAMultimodalMoEBenchmarksAI Agents

NVIDIA Nemotron 3.5 Super VL: 120B MoE Runs on a Single GPU

NVIDIA's Nemotron 3.5 Super VL combines 120B total parameters with 12B active and runs the NVFP4 checkpoint on one DGX Spark, H200, or GB200.

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Shan • October 13, 2026
Gemini 4 ArgonGoogle DeepMindPricingBenchmarksAI Models

Gemini 4 Argon Ships $2 Input, 1M Token Output

Google's Gemini 4 Argon launches with $2 per million input tokens, $10 per million output tokens, and a 1M-token output limit, undercutting frontier rivals on price.

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Shan • October 12, 2026
MetaFrontier ModelsMuse WonderAPI PricingAgentic AI

Meta's Muse Wonder Debuts at $4/$20—Wonder Full Is API-Gated

Meta launches Muse Wonder at $4 input and $20 output per million tokens, but Muse Wonder Full stays locked to Muse Code subscribers.

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