Haystack is an open source NLP framework to interact with your data using Transformer models and LLMs (GPT-4, ChatGPT, etc.). It offers production-ready tools to build NLP backend services, e.g., question answering or semantic search. | It is an open-source library designed to help developers build conversational streaming user interfaces in JavaScript and TypeScript. The SDK supports React/Next.js, Svelte/SvelteKit, and Vue/Nuxt as well as Node.js, Serverless, and the Edge Runtime. |
Question answering;
Semantic document search;
Latest models;
Vector databases;
Scalable pipelines; | SWR-powered React, Svelte, and Vue helpers for streaming text responses and building chat and completion UIs;
First-class support for LangChain, OpenAI, Anthropic, and HuggingFace;
Edge runtime compatibility;
Callbacks for saving completed streaming responses to a database (in the same request) |
Statistics | |
GitHub Stars 23.2K | GitHub Stars - |
GitHub Forks 2.5K | GitHub Forks - |
Stacks 6 | Stacks 454 |
Followers 12 | Followers 13 |
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Integrations | |

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