Frameworks, no-code builders, memory, orchestration, evals — categorized, one-line verdicts, dated reviews. The reference page for the agent stack.
Browse the categories Get monthly updatesSix clean categories instead of a 400-row awesome-list. Find the layer you need in seconds.
Every entry carries the date we last verified it. Stale claims are the directory disease — we vaccinate.
Demo-ware and production-ware are different species. We say which is which.
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ChatGPT Work pairs ChatGPT with Codex on the new GPT-5.6 family, aimed squarely at Claude Cowork. What the launch changes for people who build their own agents.
Automation PlatformsTask, operation and execution billing produce wildly different bills for the same agent workflow. Where each platform wins, and the four questions that decide it.
FrameworksThe same agent built three times: where each framework shines, where each fights you, and the four questions that decide.
Decision GuidesA five-question decision tree for picking your AI agent stack, with concrete recipes and monthly costs for solo builders, startups, and enterprise teams.
Browser AutomationThe web automation layer for agents compared — Playwright, Stagehand, Browser Use, Skyvern, Browserbase, Steel, Hyperbrowser, Airtop and Firecrawl — with pricing and skip-if verdicts.
Evals & ObservabilityLangSmith, Braintrust, Langfuse, Arize Phoenix, Promptfoo, DeepEval and friends compared — tracing, evals, and monitoring for agents, with pricing and skip-if verdicts.
Memory & Vector StoresPinecone, Weaviate, Qdrant, Chroma, pgvector and the memory layers above them — mem0, Zep, Letta, LangMem — compared with pricing and honest skip-if verdicts.
No-Code Buildersn8n, Zapier Agents, Make, Gumloop, Lindy, Relevance AI, Dify and more compared — pricing models, honest verdicts, and the usage costs no-code platforms don't advertise.
Agent FrameworksCode-first AI agent frameworks compared — LangGraph, CrewAI, AutoGen, LlamaIndex, Claude Agent SDK, OpenAI Agents SDK, Pydantic AI and more, with pricing and honest skip-if verdicts.
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