Langflow

Langflow is an AI tool designed to simplify the creation of AI applications. Primarily a GUI for LangChain, it uses react-flow to support effortless prototyping and experimentation of flows.
Langflow stands out with its drag-and-drop components and a chat box that contribute to a user-friendly interface. It allows users to fine-tune large language models using spreadsheets and introduces dynamic inputs with curly brackets for prompt variables.
Users can assemble higher-level components from AI building blocks and even code their own components for a more custom experience. Additionally, Langflow facilitates the storage and sharing of created flows.
The tool operates as a dynamic graph where every node is an executable unit, encouraging rapid prototyping and flexibility. Langflow is Python-native, a popular language among data scientists, which further enhances its usability by leveraging powerful data manipulation and machine-learning libraries.
It also boasts an extensive range of pre-built composable building blocks that can be combined in various ways to develop unique AI apps. Furthermore, it integrates seamlessly with a broad range of familiar tools and stacks, making it a comprehensive no-code AI ecosystem.
With its emphasis on both simplicity and flexibility, Langflow is helping to redefine the boundaries of AI development.
Releases
Pricing
Prompts & Results
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857,868642v1.6 released 22d agoFree + from $12/moReducing manual efforts in first-pass during code-review process helps speed up the "final check" before merging PRs
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12,890102v2.1 released 2mo agoFree + from $45/moThis is the first AI marketing tool Iโve used that actually helps me get things done, not just suggest generic ideas. The mix of AI-powered strategy and real experts executing the work makes it feel like having a high-performance marketing team without the overhead
Pros and Cons
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10,577225v4.4 released 7mo ago#23 in TrendingRelay.app fills the gap between AI and actually using it. It allows you to build your own custom flows and agents, unlocking a level of customisation that was previously only achievable through custom code. It's a game changer, and the free plan is so generous - go try it!
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30,75137v2.0.0 released 3mo agoFree + from $15.0/moMD Shahab, thank you for reporting the bug. That shouldn't have happened, and I'll investigate the issue. If it fails again, please try re-running the same query - this isn't a common occurrence. Since it's an agent-based system, it may take some time to combine responses from all sources.
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