ARCHIVED · APRIL 2026
April 2026
The Agentic Design Library as published in April 2026 — preserved exactly as it appeared on the homepage that month. Reading list of 9 essay-style pieces.
arXiv (IEEE/ACM AIE)
April 12, 2026
Toward Architecture-Aware Evaluation Metrics for LLM Agents
Peer-reviewed paper
Architecture-aware evaluation metrics for LLM agents. Links behavioral signals like memory recall and tool usage to architectural elements for structured, reproducible agent evaluation.
researchevaluationPreprints
April 8, 2026
Agent Harness for Large Language Model Agents: A Survey
Survey authors
Comprehensive survey establishing that task execution reliability depends on agent execution harness infrastructure more than model capability. The harness is the binding constraint.
researchagent harnessLangChain
February 1, 2026
Agentic Engineering: How Swarms of AI Agents Are Redefining Software Engineering
LangChain Team
How multi-agent coordination patterns are restructuring software engineering teams around AI. Architecture trade-offs between single-agent and swarm approaches.
multi-agentarchitectureVoltAgent
January 5, 2026
Awesome AI Agent Papers
VoltAgent Maintainers
Curated repository of 2026 agent research papers organized by topic: agent engineering, memory, evaluation, workflows, autonomous systems.
curationresearchEthicalML
December 5, 2025
Awesome Agentic Engineering Resources
EthicalML Maintainers
Curated practitioner resources for agentic engineering — tools, papers, evaluation frameworks, governance considerations, case studies.
curationresourcesOne Useful Thing
November 18, 2025
Three Years from GPT-3 to Gemini 3
Ethan Mollick
Mollick's retrospective on three years of frontier model progress. From chatbots to agents — what changed, what didn't, and what the gradient of capability looks like up close.
retrospectivefrontier modelsAhead of AI
September 10, 2025
Beyond Standard LLMs
Sebastian Raschka
Deep-dive on what makes contemporary LLM systems different from the 2023 baseline — tool use, memory architectures, post-training on agent trajectories, and the shift in how agents are evaluated and tuned.
technicalLLMsarchitectureAnthropic
December 19, 2024
Building Effective AI Agents
Anthropic Research
Research-page companion to the engineering essay. Surveys the broader landscape of agent design choices and where simple patterns succeed against complex frameworks.
design patternsresearchLil'Log
June 23, 2023
LLM Powered Autonomous Agents
Lilian Weng
The foundational essay on agent architecture. Decomposes the LLM-as-brain pattern into planning, memory, and tool use. Still the most cited single piece on the topic.
foundationalarchitecture