LangSmith Agent Builder is a agent framework / workflow builder: LangChain's no-code agent builder: describe the job, it writes its own instructions. If it isn't the right fit, here are the other agent framework / workflow builders we track, each with an official demo and sourced pricing. Last checked 2026-10-17.
Fair-code workflow automation platform. Drag nodes onto a canvas to connect apps and build AI agents; self-host the Community Edition or use n8n Cloud. source
Open-source platform for building LLM applications with visual workflows, RAG, agents, model management and observability. Self-host or use Dify Cloud. source
Other agent framework / workflow builders we track: n8n, Dify.
These alternatives list a free tier or free plan: n8n, Dify. Limits vary; check each official pricing page.
Open-source options in this category: n8n, Dify.
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