MCP Guardrails: Gate Tool Calls at the Method Layer With Agentgateway
A typical gateway comes with a lot of policy enforcement, authentication/authorization implementations, and filtering for both agentic and API-centric traffic. However, there may come a time when you need:
* Custom auth,
Deploying an Agent Substrate Actor After ActorTemplate Left Kubernetes
As of 09/02/2026, the ActorTemplate object no longer exists. It was created, as the name suggests, to be the template/golden template that Actors use to deploy with particular settings and
GPUs For Actors In Agent Substrate
The increase in cost of GPUs and AI is hitting an all-time high, so much so that it's hard to even get GPU usage approved within a public cloud environment.
Implementing Virtual MCP For Your AI Stack
The MCP protocol can now be stateful or stateless, ingest only one tool to the Agent, call API endpoints, and use functions/methods in a codebase as tools. The one concern still, however,
Why You Need Rate Limiting for MCP Servers (And How to Do It)
Without proper controls for how many times an Agent/LLM can hit an MCP Server, you open yourself up to potential DOS attacks, memory hogging, insane API bills, and server/system overload. Luckily,