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NVIDIA reports Rubin delivers up to 5.7× GB300 throughput per watt
NVIDIA-submitted AA-AgentPerf results show Rubin delivering up to 5.7× GB300’s throughput per watt across four agentic coding workloads. The results detail per-user speed, power efficiency and serving stacks.
PhoneLLM releases Mini and Max open-weight models with sub-200ms token claims
PhoneLLM Mini and Max are Nemotron fine-tunes claiming per-call time to first answer token below 100ms and 200ms, respectively. Those figures exclude network and tool latency; the production P95 target is below 600ms.
Magnitude claims 2.2× Ollama decode speed across 11 models
Magnitude’s developer reports roughly 2.2× Ollama’s decode speed across 11 models on M4 Pro and DGX Spark. The open inference engine tunes kernels locally and supports shared prefixes and quantized KV caches.
NVIDIA releases Nemotron 3.5 Super VL with 120B parameters and 1M-token context
Nemotron 3.5 Super VL has 120B total parameters, 12B active per token and a 1M-token context window. Ollama and Factory added the model, with Factory reporting improved tool-call parallelism.
NVIDIA reports Rubin delivers up to 5.7× GB300 throughput per watt
NVIDIA-submitted AA-AgentPerf results show Rubin delivering up to 5.7× GB300’s throughput per watt across four agentic coding workloads. The results detail per-user speed, power efficiency and serving stacks.
OpenRouter launches Armor beta to screen agent tool calls before execution
OpenRouter’s Armor beta uses Jev to check tool calls against rules and user intent before execution. Agents can enable it as a plugin, including for Claude Code auto permissions with other models.
Meta releases 816B-parameter Muse Spark Open with 1M-token context
Meta released Muse Spark Open with 816B parameters and a 1M-token context window. It scores 39 on Artificial Analysis’s Intelligence Index, with launch support from vLLM, Ollama and Together AI.
PhoneLLM releases Mini and Max open-weight models with sub-200ms token claims
Score Centering targets RL gradient bias from training-inference mismatch
ORA uses DeepSeek for robot control, reporting 69.2% on RoboTwin
Magnitude claims 2.2× Ollama decode speed across 11 models
Top storiesthis week
Vercel says sandbox challenge uncovered a Linux kernel zero-day
Vercel reports that its sandbox escape challenge uncovered a Linux kernel zero-day. The program received 1,285 submissions and paid $242,000 in bounties, with no customer data compromise reported.
Grok Voice 3.0 ranks first on Artificial Analysis’s Speech-to-Speech Index
Grok Voice 3.0 leads Artificial Analysis’s Speech-to-Speech Index with a score of 86.9. It posts 0.81-second first audio, costs $0.08 per minute of input audio, and ranks second on Tau Voice.
AA-AgentPerf: AMD MI355X delivers 15–40% more throughput per MW than B200
AA-AgentPerf finds MI355X delivers 15–40% more throughput per megawatt than B200 on DeepSeek V4 Pro at moderate user speeds. AMD’s relative results are weaker on Kimi K3 and GLM.
Claude Platform adds OpenTelemetry tracing for the Messages API
Claude Platform now exports OpenTelemetry traces from the Messages API, Managed Agents and SDKs in public beta. Metadata is included by default; full-content exports also include prompts, responses and tool content.
Claude Code Desktop reportedly adds a hub for parallel sessions
Release walkthroughs describe a Claude Code Desktop hub for parallel sessions with saved environments and isolated Git worktrees. Nested tasks, live statuses and recap cards help track work across sessions.