Vector Databases in the Agent Stack: Still Necessary, or Already Legacy?
Short answer: vector databases are no longer the default they were in 2023, but declaring them dead is premature. For agents working over la
T. Brennan · Jun 24, 2026 · 12 min
Infrastructure
The runtimes, protocols, and plumbing beneath agents. · 55 articles
State Management for Stateful Agents: The Layer That Decides Whether Your Agent Survives
Stateful agents need a deliberate plan for where their working memory lives, how it persists across long-running tasks, and how it recovers
L. Karlsson · Jun 18, 2026 · 14 min
Browser Automation Is the Agent Infrastructure Nobody Budgeted For
Most agent workflows eventually hit a wall: the system they need to act on has no API, only a website. Browser automation is the layer that
L. Karlsson · Jun 17, 2026 · 15 min
Reliability Infrastructure for AI Agents: Retries, Fallbacks, and Circuit Breakers That Actually Hold
Agentic AI sold as a service lives or dies on reliability, not raw model quality. The hard part isn't getting an agent to work once in a dem
R. Devi · Jun 16, 2026 · 16 min
The Model-Routing Layer: Use the Cheap Model When You Can
Most agent platforms quietly burn money by sending every request to their most expensive model. A model-routing layer fixes that by deciding
A. Reyes · Jun 12, 2026 · 13 min
Protocol Fragmentation in Agentic AI: Why the Standards Mess Is About to Collapse Into Two or Three Winners
The market for Agentic AI-as-a-Service is being built on a tower of half-baked, competing protocols, MCP for tools, A2A for agent-to-agent
T. Brennan · Jun 11, 2026 · 14 min
Interoperability Standards for AI Agents: The Quiet Power Struggle Over Who Controls Them
AI agents only deliver on the per-task, per-outcome promise of Agentic AI-as-a-Service if they can talk to each other and to your tools with
T. Brennan · Jun 8, 2026 · 13 min
The MCP Standard Explained for Operators: What You Actually Need to Know Before You Wire Agents to Your Stack
The Model Context Protocol (MCP) is an open standard that lets AI agents talk to your tools, data, and APIs through one consistent interface
N. Adeyemi · Jun 1, 2026 · 12 min
Open-Source vs. Proprietary Agent Frameworks: How to Choose Without Betting the Company
The honest answer is that the open-source-versus-proprietary question is the wrong frame for most teams shipping agentic AI-as-a-service. Wh
A. Reyes · Jun 1, 2026 · 17 min
Why GPU Supply, Not Model Quality, Will Decide Which Agents Scale
The bottleneck for agentic AI-as-a-service isn't whether the models are smart enough anymore. It's whether there are enough GPUs to run them
N. Adeyemi · May 31, 2026 · 12 min
The Agent Orchestration Framework Landscape: A Builder's Field Guide for 2026
The orchestration framework is the part of an agentic AI system that decides what happens next: which tool fires, which model answers, when
R. Devi · May 30, 2026 · 14 min
The Data Layer Agents Need That SaaS Never Built
SaaS apps were built for humans clicking screens, so their data layers optimized for transactions and dashboards, not for autonomous agents
L. Karlsson · May 30, 2026 · 13 min
The Agent Runtime: Why "Where Agents Run" Is Becoming Its Own Infrastructure Category
An agent runtime is the layer that actually executes an agent's loop: it holds state across steps, calls tools, recovers from crashes, enfor
M. Hale · May 27, 2026 · 15 min
Agent-to-Agent (A2A) Protocols: How Autonomous Agents Will Actually Talk to Each Other
Agent-to-agent (A2A) protocols are the emerging standards that let independent AI agents discover, authenticate, delegate to, and coordinate
C. Whitlock · May 18, 2026 · 11 min
Why the Industry Can't Agree on What a "Tool" Is (And What It Costs You)
Every agent platform needs to tell a model what tools exist and how to call them. The problem: there's no single, agreed-upon way to write t
R. Devi · May 15, 2026 · 15 min
How to Build a Multi-Model Agent Without Getting Locked Into One Vendor
Vendor lock-in for AI agents is rarely about a single switching cost, it's a dozen small dependencies that compound until migrating feels i
M. Hale · May 15, 2026 · 14 min
Edge Agents: Running Autonomy Closer to the Data
Edge agents move autonomous AI workflows out of the central cloud and onto hardware that sits next to the data they act on -- a factory gate
N. Adeyemi · May 11, 2026 · 14 min
State of Agent Infrastructure: The Annual Stack Report
The agent stack stopped being a research curiosity and became a procurement category this year. The pattern is clear: orchestration is conso
C. Whitlock · May 6, 2026 · 12 min
Infrastructure for Human-in-the-Loop Checkpoints: Building Pause Points That Don't Break Your Agents
Human-in-the-loop (HITL) checkpoints let an autonomous agent stop, hand a decision to a person, and resume exactly where it left off. The ha
A. Reyes · May 2, 2026 · 13 min
The "Agent Operating System" Pitch, Evaluated: What's Real and What's Just a Deck Slide
Vendors across the agentic AI market have started calling their products an "agent operating system." Most of them aren't. A real agent OS w
A. Reyes · May 1, 2026 · 12 min
Multi-Agent Coordination Patterns: How Agents Actually Work Together (and Where They Fall Apart)
Multi-agent coordination is the discipline of getting several AI agents to share work, hand off context, and converge on a result without st
A. Reyes · Apr 29, 2026 · 13 min
Agent Simulation Environments: How to Test AI Agents Before They Touch Production
Agent simulation environments are controlled, repeatable sandboxes that let you run an AI agent against fake-but-realistic tools, APIs, and
M. Hale · Apr 28, 2026 · 13 min
The Context-Window Economy: Managing What Agents Remember
Every token an agent reads costs money and adds latency, and a context window is finite, so the real engineering problem in Agentic AI-as-a
T. Brennan · Apr 21, 2026 · 16 min
The API-to-Agent Adaptation Layer: Turning Dumb APIs Into Things Agents Can Actually Use
Most APIs were built for deterministic software, not for probabilistic agents that improvise. The adaptation layer is the connective tissue
R. Devi · Apr 20, 2026 · 13 min