Langflow is a powerful tool for building and deploying AI-powered agents and workflows.
http://www.langflow.org
907a594428* feat: Add Hybrid Search functionality and AstraPy 2.0 and associated deps (#7357) * astrapy 2.0 tentative full pass * Update the create collection function --------- Co-authored-by: Stefano Lottini <stefano.lottini@datastax.com> * Update deps * Update uv.lock * Fix linting errors in astradb * Update package lock * [autofix.ci] apply automated fixes * [autofix.ci] apply automated fixes (attempt 2/3) * Add basic UI scaffolding for hybrid search * [autofix.ci] apply automated fixes * Continue to clean up component * [autofix.ci] apply automated fixes * [autofix.ci] apply automated fixes (attempt 2/3) * Fix the keyspace compatibility * [autofix.ci] apply automated fixes * feat: add nodeId, nodeClass, and handleNodeClass props to dropdown an… (#7406) feat: add nodeId, nodeClass, and handleNodeClass props to dropdown and string render components Co-authored-by: deon-sanchez <deon.sanchez@datastax.com> * Update uv.lock * Update uv.lock * Add hybrid search support in collection creation * [autofix.ci] apply automated fixes * Updates from review comments * [autofix.ci] apply automated fixes * Add in lexical search support * [autofix.ci] apply automated fixes * [autofix.ci] apply automated fixes (attempt 2/3) * Detect collection hybrid params * [autofix.ci] apply automated fixes * [autofix.ci] apply automated fixes (attempt 2/3) * Pass lexical terms at search time * [autofix.ci] apply automated fixes * Update test_astra_component.py * Add Query Input and Mixin on backend * Adds Query on supported types * Adds types for query modal and component * Adds size for new query modal * Adds query modal * Adds query component * Adds query component on parameter render * [autofix.ci] apply automated fixes * Feedback from review * [autofix.ci] apply automated fixes * ✨ (switch-case-size.ts): Update height value to 'h-fit' for 'small-query' case to improve responsiveness ✨ (queryInputComponent.spec.ts): Add unit test for user interaction with query input component, including updating code and testing functionality * Switch to multiline for lexical terms * [autofix.ci] apply automated fixes * Create Hybrid Search RAG.json * Update Hybrid Search RAG.json * Added queryInput in vectorstore model * Added queryInput in lexical terms * Update model.py * Update Hybrid Search RAG.json * Add query support in field validation * fix: bump Astra Assistants version to support AstraPy 2.0 (#7535) 2.2.12 Co-authored-by: phact <estevezsebastian@gmail.com> * Update uv.lock * Fixed QueryInput not receiving text from handle * Set search type to similarity search when hybrid * Always set to similarity when we have the reranker * [autofix.ci] apply automated fixes * Add logging for hybrid search support * Update starter projects * Update Hybrid Search RAG.json * Added dropdown toggle on backend * Added toggle on dropdown on frontend * Added showing only value if there is just one option in the dropdown * Added toggle to Dropdown Input on Astra Db * [autofix.ci] apply automated fixes * [autofix.ci] apply automated fixes (attempt 2/3) * init toggle value as true or false * Change it to send null value if toggle is disabled * Added resizer on search query * Added Search Hybrid, Lexical and Vector icons * Added icons and new Lexical Search on Dropdown Input of Astra DB * Updated starter projects * Changed descriptions on astradb component * Changed starter projects * Lexical search option for dropdown * Update astradb.py * Update starter projects * One small lexical update * Update astradb.py * Update projects * [autofix.ci] apply automated fixes * Fixed dropdown changing when toggle is off * Update astradb.py * [autofix.ci] apply automated fixes * Don't show lexical terms on new collection creation * ✨ (actionsMainPage-shard-0.spec.ts): add functionality to add flow to test on empty langflow button click ✨ (filterEdge-shard-1.spec.ts): add functionality to add flow to test on empty langflow button click ♻️ (await-bootstrap-test.ts): refactor code to reuse addFlowToTestOnEmptyLangflow function for adding flow to test on empty langflow button click * [autofix.ci] apply automated fixes * 🐛 (filterEdge-shard-1.spec.ts): fix incorrect reference to memoriesAstra DB Chat Memory, update to memoriesMem0 Chat Memory for accurate testing data. --------- Co-authored-by: Stefano Lottini <stefano.lottini@datastax.com> Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com> Co-authored-by: deon-sanchez <deon.sanchez@datastax.com> Co-authored-by: Lucas Oliveira <lucas.edu.oli@hotmail.com> Co-authored-by: cristhianzl <cristhian.lousa@gmail.com> Co-authored-by: phact <estevezsebastian@gmail.com> |
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Langflow is a powerful tool for building and deploying AI-powered agents and workflows. It provides developers with both a visual authoring experience and a built-in API server that turns every agent into an API endpoint that can be integrated into applications built on any framework or stack. Langflow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools.
✨ Highlight features
- Visual Builder to get started quickly and iterate.
- Access to Code so developers can tweak any component using Python.
- Playground to immediately test and iterate on their flows with step-by-step control.
- Multi-agent orchestration and conversation management and retrieval.
- Deploy as an API or export as JSON for Python apps.
- Observability with LangSmith, LangFuse and other integrations.
- Enterprise-ready security and scalability.
⚡️ Quickstart
Langflow works with Python 3.10 to 3.13.
Install with uv (recommended)
uv pip install langflow
Install with pip
pip install langflow
📦 Deployment
Self-managed
Langflow is completely open source and you can deploy it to all major deployment clouds. Follow this guide to learn how to use Docker to deploy Langflow.
Fully-managed by DataStax
DataStax Langflow is a full-managed environment with zero setup. Developers can sign up for a free account to get started.
⭐ Stay up-to-date
Star Langflow on GitHub to be instantly notified of new releases.
👋 Contribute
We welcome contributions from developers of all levels. If you'd like to contribute, please check our contributing guidelines and help make Langflow more accessible.