Agent Design
How you actually build AI agents that work. Architectures, tool use, memory patterns, and the frameworks worth paying attention to.
Key Guides
Latest Signals
- Anthropic's 186-Deal Experiment Shows What the Agent Economy Actually Looks Like
- When NOT to Use an Agent: The Production Data That Should Change Your Default
- Why Multi-Agent Papers Don't Replicate in Production
- Multimodal Agents Score 40% Where Humans Score 72%
- 2026 Is the Year of the Agent. Here's What the Data Actually Says
From the team behind Swarm Signal
Track Your Finances While You Build AI
BoredTools makes the boring stuff easy — budget dashboards, freelance trackers, and business planners. Download free or grab the full collection.
The Budget Problem: Why AI Agents Are Learning to Be Cheap
In January 2026, researchers at the University of Arkansas at Little Rock discovered something unsettling: their dialogue agents were using 41% more...
We Built the Agent Internet Before Its Firewalls
In January 2026, a security startup called Cyata published three CVEs against Anthropic's official Git MCP server. Not a third-party wrapper. Not a...
Tools That Think Back: When AI Agents Learn to Build Their Own Interfaces
The best AI agents today succeed on only 62.3% of real-world tool-use tasks. That number comes from [MCP-Atlas](https://arxiv.org/abs/2602.00933), a...
When Agents Meet Reality: The Friction Nobody Planned For
[Klarna's AI assistant](https://openai.com/index/klarna/) handled 2.3 million customer service conversations in its first month, the equivalent work of...
Why 76% of AI Agent Deployments Fail — And What the Survivors Do Differently
A researcher tracked 847 AI agent deployments through the first quarter of 2026. Within 90 days, 76% had experienced critical failures. After six months,...
AI Agent Frameworks in 2026: How to Choose Without Getting Burned
In October 2025, Microsoft moved AutoGen into maintenance mode. The framework that led the GAIA benchmark by four points and doubled its competitors on...
AI Agent Security in 2026: Prompt Injection, Memory Poisoning, and the OWASP Top 10
In June 2025, a researcher sent a single crafted email to a Microsoft 365 Copilot user's inbox. No click required, no attachment opened, no link followed....
Agent Reliability Scores Are Getting Worse, Not Better
SWE-Bench scores tick up every quarter, but production failure rates aren't dropping. A METR study found half of test-passing PRs wouldn't be merged. The more capable we make agents, the less reliably they behave.
When to Build vs Buy Your Agent Orchestration Layer
A team picks an agent framework in January, ships a demo in February, and by July they're ripping it out to build something custom. The autonomous agent market will hit $8.5 billion this year.
Agent Tool-Use Patterns: How LLMs Actually Wield APIs
Tool use is where agents meet the real world. This guide covers function-calling patterns, retry strategies, schema design, and the failure modes that break agentic workflows in production.