The Signal.

Securing AI agent identity with X.509 PKI on AWS

Learn how to secure multi-agent AI systems with cryptographic identity using Keyfactor EJBCA and AWS services. This reference architecture combines signed request envelopes, user-signed delegation assertions, RFC 8693 audience-scoped tokens, and real-time OCSP revocation…

Plants can speak using electricity, so this startup built an AI model to decipher their language

Electric Plant has built an AI-powered translator to help humans listen to what plants are saying with the subtle electricity coursing through their stems.

How Eon built multi-cloud investigation with an MCP Gateway on Amazon Bedrock AgentCore

Learn how Eon replaced per-tool credentials and local MCP processes across AWS, GCP, and Azure with a single authenticated Amazon Bedrock AgentCore gateway, giving more than 100 developers and autonomous agents unified access to…

Build a semantic layer for agentic AI on AWS with Denodo and Amazon Bedrock AgentCore

Build a governed semantic layer for agentic AI on AWS with the Denodo Platform and Amazon Bedrock AgentCore. It federates Amazon Aurora, Amazon Redshift, and an on-premises PostgreSQL database into a single customer 360…

Build a semantic layer for agentic AI on AWS with Strategy Mosaic and Amazon Bedrock AgentCore

The third post in our semantic-layer series builds a customer 360 across Amazon Redshift and Amazon Aurora with Strategy Mosaic, exposes it to a Strands agent on Amazon Bedrock AgentCore through the Mosaic MCP…

Build a semantic layer for agentic AI on AWS with AtScale and Amazon Bedrock AgentCore

The third post in our semantic-layer series builds a governed customer 360 model on Amazon Redshift with AtScale, then exposes it to a Strands agent on Amazon Bedrock AgentCore through the AtScale MCP server.…

Google Open-Sources TorchTPU, a Native PyTorch Backend for Cloud TPUs

Google and Meta open-sourced TorchTPU, a native PyTorch backend for Cloud TPUs. It runs eager by default, compiles through torch.compile and XLA, and replaces PyTorch/XLA for new workloads. The post Google Open-Sources TorchTPU, a…

The new economics of enterprise AI

Imagine your company just discovered electricity. At first only a few machines run on it, and nobody worries about efficiency — consumption is low and the value is obvious. But once electricity becomes infrastructure,…

ALTK-Evolve: How learned memory tops the τ²-bench leaderboard on customer service tasks without a frontier model

An AI Agent Joined a Listserv of Top Internet Researchers. The Reply-All Chaos Is Still Unfolding

Hysteria over the agent's appearance in a 7,500-person group reveals that internet experts have outdated notions of privacy.

DeepSeek Open-Sources DeepInfer, the Inference Framework Behind DeepSeek-V4.1-Flash

DeepSeek has open-sourced DeepInfer, the Apache 2.0 inference framework that serves DeepSeek-V4.1-Flash in production. It targets NVIDIA SM100 GPUs and Huawei Ascend 950 NPUs, and ships offline inference only. The post DeepSeek Open-Sources DeepInfer,…

Spotify pulled 50 million AI slop and spam tracks from its recommendations

Spotify says it has removed more than 50 million songs considered AI-generated slop or spam from user recommendations over the past year. That's according to an announcement on Tuesday that says Spotify has also…