In depth
CrewAI casts multi-agent as a simulated team: researcher, writer, reviewer. Strong opinionated default for content-heavy pipelines, less natural for non-team-shaped tasks. Configuration is Python classes with decorators, similar weight to LangChain.
Related concepts
Agent frameworkSoftware that handles the agent loop, tool registration, and orchestration, so you do not write it yourself.LangChainThe most widely used Python framework for building LLM agents. Class-based, code-first.Multi-agent systemA set of agents that collaborate, typically a coordinator that spawns specialist workers in parallel.
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Engineering notes from the Digitorn team. No marketing, no launch announcements, no "10 prompts that will change your life". Just the things we write that we'd want to read.