{
    "description": "Scrape web pages to be used with Retrieval Augmented Generation (RAG) for question answering",
    "usecases": ["Documents QnA"],
    "framework": ["Langchain"],
    "badge": "POPULAR",
    "nodes": [
        {
            "width": 300,
            "height": 424,
            "id": "openAIEmbeddings_0",
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                "name": "openAIEmbeddings",
                "type": "OpenAIEmbeddings",
                "baseClasses": ["OpenAIEmbeddings", "Embeddings"],
                "category": "Embeddings",
                "description": "OpenAI API to generate embeddings for a given text",
                "inputParams": [
                    {
                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "credentialNames": ["openAIApi"],
                        "id": "openAIEmbeddings_0-input-credential-credential"
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                    {
                        "label": "Model Name",
                        "name": "modelName",
                        "type": "asyncOptions",
                        "loadMethod": "listModels",
                        "default": "text-embedding-ada-002",
                        "id": "openAIEmbeddings_0-input-modelName-asyncOptions"
                    },
                    {
                        "label": "Strip New Lines",
                        "name": "stripNewLines",
                        "type": "boolean",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-stripNewLines-boolean"
                    },
                    {
                        "label": "Batch Size",
                        "name": "batchSize",
                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-batchSize-number"
                    },
                    {
                        "label": "Timeout",
                        "name": "timeout",
                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-timeout-number"
                    },
                    {
                        "label": "BasePath",
                        "name": "basepath",
                        "type": "string",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-basepath-string"
                    },
                    {
                        "label": "Dimensions",
                        "name": "dimensions",
                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "id": "openAIEmbeddings_0-input-dimensions-number"
                    }
                ],
                "inputAnchors": [],
                "inputs": {
                    "modelName": "text-embedding-ada-002",
                    "stripNewLines": "",
                    "batchSize": "",
                    "timeout": "",
                    "basepath": "",
                    "dimensions": ""
                },
                "outputAnchors": [
                    {
                        "id": "openAIEmbeddings_0-output-openAIEmbeddings-OpenAIEmbeddings|Embeddings",
                        "name": "openAIEmbeddings",
                        "label": "OpenAIEmbeddings",
                        "description": "OpenAI API to generate embeddings for a given text",
                        "type": "OpenAIEmbeddings | Embeddings"
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                ],
                "outputs": {},
                "selected": false
            },
            "selected": false,
            "positionAbsolute": {
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            "dragging": false
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            "width": 300,
            "height": 378,
            "id": "htmlToMarkdownTextSplitter_0",
            "position": {
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                "y": -21.97787557438943
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            "type": "customNode",
            "data": {
                "id": "htmlToMarkdownTextSplitter_0",
                "label": "HtmlToMarkdown Text Splitter",
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                "name": "htmlToMarkdownTextSplitter",
                "type": "HtmlToMarkdownTextSplitter",
                "baseClasses": [
                    "HtmlToMarkdownTextSplitter",
                    "MarkdownTextSplitter",
                    "RecursiveCharacterTextSplitter",
                    "TextSplitter",
                    "BaseDocumentTransformer"
                ],
                "category": "Text Splitters",
                "description": "Converts Html to Markdown and then split your content into documents based on the Markdown headers",
                "inputParams": [
                    {
                        "label": "Chunk Size",
                        "name": "chunkSize",
                        "type": "number",
                        "default": 1000,
                        "optional": true,
                        "id": "htmlToMarkdownTextSplitter_0-input-chunkSize-number"
                    },
                    {
                        "label": "Chunk Overlap",
                        "name": "chunkOverlap",
                        "type": "number",
                        "optional": true,
                        "id": "htmlToMarkdownTextSplitter_0-input-chunkOverlap-number"
                    }
                ],
                "inputAnchors": [],
                "inputs": {
                    "chunkSize": "4000",
                    "chunkOverlap": ""
                },
                "outputAnchors": [
                    {
                        "id": "htmlToMarkdownTextSplitter_0-output-htmlToMarkdownTextSplitter-HtmlToMarkdownTextSplitter|MarkdownTextSplitter|RecursiveCharacterTextSplitter|TextSplitter|BaseDocumentTransformer",
                        "name": "htmlToMarkdownTextSplitter",
                        "label": "HtmlToMarkdownTextSplitter",
                        "type": "HtmlToMarkdownTextSplitter | MarkdownTextSplitter | RecursiveCharacterTextSplitter | TextSplitter | BaseDocumentTransformer"
                    }
                ],
                "outputs": {},
                "selected": false
            },
            "selected": false,
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        {
            "width": 300,
            "height": 532,
            "id": "conversationalRetrievalQAChain_0",
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            "type": "customNode",
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                "id": "conversationalRetrievalQAChain_0",
                "label": "Conversational Retrieval QA Chain",
                "version": 3,
                "name": "conversationalRetrievalQAChain",
                "type": "ConversationalRetrievalQAChain",
                "baseClasses": ["ConversationalRetrievalQAChain", "BaseChain", "Runnable"],
                "category": "Chains",
                "description": "Document QA - built on RetrievalQAChain to provide a chat history component",
                "inputParams": [
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                        "label": "Return Source Documents",
                        "name": "returnSourceDocuments",
                        "type": "boolean",
                        "optional": true,
                        "id": "conversationalRetrievalQAChain_0-input-returnSourceDocuments-boolean"
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                    {
                        "label": "Rephrase Prompt",
                        "name": "rephrasePrompt",
                        "type": "string",
                        "description": "Using previous chat history, rephrase question into a standalone question",
                        "warning": "Prompt must include input variables: {chat_history} and {question}",
                        "rows": 4,
                        "additionalParams": true,
                        "optional": true,
                        "default": "Given the following conversation and a follow up question, rephrase the follow up question to be a standalone question.\n\nChat History:\n{chat_history}\nFollow Up Input: {question}\nStandalone Question:",
                        "id": "conversationalRetrievalQAChain_0-input-rephrasePrompt-string"
                    },
                    {
                        "label": "Response Prompt",
                        "name": "responsePrompt",
                        "type": "string",
                        "description": "Taking the rephrased question, search for answer from the provided context",
                        "warning": "Prompt must include input variable: {context}",
                        "rows": 4,
                        "additionalParams": true,
                        "optional": true,
                        "default": "You are a helpful assistant. Using the provided context, answer the user's question to the best of your ability using the resources provided.\nIf there is nothing in the context relevant to the question at hand, just say \"Hmm, I'm not sure.\" Don't try to make up an answer.\n------------\n{context}\n------------\nREMEMBER: If there is no relevant information within the context, just say \"Hmm, I'm not sure.\" Don't try to make up an answer.",
                        "id": "conversationalRetrievalQAChain_0-input-responsePrompt-string"
                    }
                ],
                "inputAnchors": [
                    {
                        "label": "Chat Model",
                        "name": "model",
                        "type": "BaseChatModel",
                        "id": "conversationalRetrievalQAChain_0-input-model-BaseChatModel"
                    },
                    {
                        "label": "Vector Store Retriever",
                        "name": "vectorStoreRetriever",
                        "type": "BaseRetriever",
                        "id": "conversationalRetrievalQAChain_0-input-vectorStoreRetriever-BaseRetriever"
                    },
                    {
                        "label": "Memory",
                        "name": "memory",
                        "type": "BaseMemory",
                        "optional": true,
                        "description": "If left empty, a default BufferMemory will be used",
                        "id": "conversationalRetrievalQAChain_0-input-memory-BaseMemory"
                    },
                    {
                        "label": "Input Moderation",
                        "description": "Detect text that could generate harmful output and prevent it from being sent to the language model",
                        "name": "inputModeration",
                        "type": "Moderation",
                        "optional": true,
                        "list": true,
                        "id": "conversationalRetrievalQAChain_0-input-inputModeration-Moderation"
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                ],
                "inputs": {
                    "inputModeration": "",
                    "model": "{{chatOpenAI_0.data.instance}}",
                    "vectorStoreRetriever": "{{pinecone_0.data.instance}}",
                    "memory": "",
                    "returnSourceDocuments": true,
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                        "id": "conversationalRetrievalQAChain_0-output-conversationalRetrievalQAChain-ConversationalRetrievalQAChain|BaseChain|Runnable",
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                        "label": "ConversationalRetrievalQAChain",
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            "dragging": false
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            "height": 426,
            "id": "cheerioWebScraper_0",
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            "type": "customNode",
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                "name": "cheerioWebScraper",
                "type": "Document",
                "baseClasses": ["Document"],
                "category": "Document Loaders",
                "description": "Load data from webpages",
                "inputParams": [
                    {
                        "label": "URL",
                        "name": "url",
                        "type": "string",
                        "id": "cheerioWebScraper_0-input-url-string"
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                    {
                        "label": "Get Relative Links Method",
                        "name": "relativeLinksMethod",
                        "type": "options",
                        "description": "Select a method to retrieve relative links",
                        "options": [
                            {
                                "label": "Web Crawl",
                                "name": "webCrawl",
                                "description": "Crawl relative links from HTML URL"
                            },
                            {
                                "label": "Scrape XML Sitemap",
                                "name": "scrapeXMLSitemap",
                                "description": "Scrape relative links from XML sitemap URL"
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                        "optional": true,
                        "additionalParams": true,
                        "id": "cheerioWebScraper_0-input-relativeLinksMethod-options"
                    },
                    {
                        "label": "Get Relative Links Limit",
                        "name": "limit",
                        "type": "number",
                        "optional": true,
                        "additionalParams": true,
                        "description": "Only used when \"Get Relative Links Method\" is selected. Set 0 to retrieve all relative links, default limit is 10.",
                        "warning": "Retrieving all links might take long time, and all links will be upserted again if the flow's state changed (eg: different URL, chunk size, etc)",
                        "id": "cheerioWebScraper_0-input-limit-number"
                    },
                    {
                        "label": "Selector (CSS)",
                        "name": "selector",
                        "type": "string",
                        "description": "Specify a CSS selector to select the content to be extracted",
                        "optional": true,
                        "additionalParams": true,
                        "id": "cheerioWebScraper_0-input-selector-string"
                    },
                    {
                        "label": "Metadata",
                        "name": "metadata",
                        "type": "json",
                        "optional": true,
                        "additionalParams": true,
                        "id": "cheerioWebScraper_0-input-metadata-json"
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                ],
                "inputAnchors": [
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                        "label": "Text Splitter",
                        "name": "textSplitter",
                        "type": "TextSplitter",
                        "optional": true,
                        "id": "cheerioWebScraper_0-input-textSplitter-TextSplitter"
                    }
                ],
                "inputs": {
                    "url": "https://flowiseai.com/",
                    "textSplitter": "{{htmlToMarkdownTextSplitter_0.data.instance}}",
                    "relativeLinksMethod": "",
                    "limit": "",
                    "metadata": ""
                },
                "outputAnchors": [
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                        "id": "cheerioWebScraper_0-output-cheerioWebScraper-Document",
                        "name": "cheerioWebScraper",
                        "label": "Document",
                        "type": "Document"
                    }
                ],
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                "selected": false
            },
            "selected": false,
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            "dragging": false
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        {
            "width": 300,
            "height": 670,
            "id": "chatOpenAI_0",
            "position": {
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                "y": -270.38662863532466
            },
            "type": "customNode",
            "data": {
                "id": "chatOpenAI_0",
                "label": "ChatOpenAI",
                "version": 6,
                "name": "chatOpenAI",
                "type": "ChatOpenAI",
                "baseClasses": ["ChatOpenAI", "BaseChatModel", "BaseLanguageModel", "Runnable"],
                "category": "Chat Models",
                "description": "Wrapper around OpenAI large language models that use the Chat endpoint",
                "inputParams": [
                    {
                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "credentialNames": ["openAIApi"],
                        "id": "chatOpenAI_0-input-credential-credential"
                    },
                    {
                        "label": "Model Name",
                        "name": "modelName",
                        "type": "asyncOptions",
                        "loadMethod": "listModels",
                        "default": "gpt-3.5-turbo",
                        "id": "chatOpenAI_0-input-modelName-options"
                    },
                    {
                        "label": "Temperature",
                        "name": "temperature",
                        "type": "number",
                        "step": 0.1,
                        "default": 0.9,
                        "optional": true,
                        "id": "chatOpenAI_0-input-temperature-number"
                    },
                    {
                        "label": "Max Tokens",
                        "name": "maxTokens",
                        "type": "number",
                        "step": 1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-maxTokens-number"
                    },
                    {
                        "label": "Top Probability",
                        "name": "topP",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-topP-number"
                    },
                    {
                        "label": "Frequency Penalty",
                        "name": "frequencyPenalty",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-frequencyPenalty-number"
                    },
                    {
                        "label": "Presence Penalty",
                        "name": "presencePenalty",
                        "type": "number",
                        "step": 0.1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-presencePenalty-number"
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                    {
                        "label": "Timeout",
                        "name": "timeout",
                        "type": "number",
                        "step": 1,
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-timeout-number"
                    },
                    {
                        "label": "BasePath",
                        "name": "basepath",
                        "type": "string",
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-basepath-string"
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                        "label": "BaseOptions",
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                        "type": "json",
                        "optional": true,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-baseOptions-json"
                    },
                    {
                        "label": "Allow Image Uploads",
                        "name": "allowImageUploads",
                        "type": "boolean",
                        "description": "Automatically uses gpt-4-vision-preview when image is being uploaded from chat. Only works with LLMChain, Conversation Chain, ReAct Agent, and Conversational Agent",
                        "default": false,
                        "optional": true,
                        "id": "chatOpenAI_0-input-allowImageUploads-boolean"
                    },
                    {
                        "label": "Image Resolution",
                        "description": "This parameter controls the resolution in which the model views the image.",
                        "name": "imageResolution",
                        "type": "options",
                        "options": [
                            {
                                "label": "Low",
                                "name": "low"
                            },
                            {
                                "label": "High",
                                "name": "high"
                            },
                            {
                                "label": "Auto",
                                "name": "auto"
                            }
                        ],
                        "default": "low",
                        "optional": false,
                        "additionalParams": true,
                        "id": "chatOpenAI_0-input-imageResolution-options"
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                    {
                        "label": "Cache",
                        "name": "cache",
                        "type": "BaseCache",
                        "optional": true,
                        "id": "chatOpenAI_0-input-cache-BaseCache"
                    }
                ],
                "inputs": {
                    "cache": "",
                    "modelName": "gpt-3.5-turbo",
                    "temperature": 0.9,
                    "maxTokens": "",
                    "topP": "",
                    "frequencyPenalty": "",
                    "presencePenalty": "",
                    "timeout": "",
                    "basepath": "",
                    "baseOptions": "",
                    "allowImageUploads": true,
                    "imageResolution": "low"
                },
                "outputAnchors": [
                    {
                        "id": "chatOpenAI_0-output-chatOpenAI-ChatOpenAI|BaseChatModel|BaseLanguageModel|Runnable",
                        "name": "chatOpenAI",
                        "label": "ChatOpenAI",
                        "type": "ChatOpenAI | BaseChatModel | BaseLanguageModel | Runnable"
                    }
                ],
                "outputs": {},
                "selected": false
            },
            "selected": false,
            "positionAbsolute": {
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                "y": -270.38662863532466
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            "dragging": false
        },
        {
            "width": 300,
            "height": 555,
            "id": "pinecone_0",
            "position": {
                "x": 1182.9660159923678,
                "y": 56.45789225898284
            },
            "type": "customNode",
            "data": {
                "id": "pinecone_0",
                "label": "Pinecone",
                "version": 3,
                "name": "pinecone",
                "type": "Pinecone",
                "baseClasses": ["Pinecone", "VectorStoreRetriever", "BaseRetriever"],
                "category": "Vector Stores",
                "description": "Upsert embedded data and perform similarity or mmr search using Pinecone, a leading fully managed hosted vector database",
                "inputParams": [
                    {
                        "label": "Connect Credential",
                        "name": "credential",
                        "type": "credential",
                        "credentialNames": ["pineconeApi"],
                        "id": "pinecone_0-input-credential-credential"
                    },
                    {
                        "label": "Pinecone Index",
                        "name": "pineconeIndex",
                        "type": "string",
                        "id": "pinecone_0-input-pineconeIndex-string"
                    },
                    {
                        "label": "Pinecone Namespace",
                        "name": "pineconeNamespace",
                        "type": "string",
                        "placeholder": "my-first-namespace",
                        "additionalParams": true,
                        "optional": true,
                        "id": "pinecone_0-input-pineconeNamespace-string"
                    },
                    {
                        "label": "Pinecone Metadata Filter",
                        "name": "pineconeMetadataFilter",
                        "type": "json",
                        "optional": true,
                        "additionalParams": true,
                        "id": "pinecone_0-input-pineconeMetadataFilter-json"
                    },
                    {
                        "label": "Top K",
                        "name": "topK",
                        "description": "Number of top results to fetch. Default to 4",
                        "placeholder": "4",
                        "type": "number",
                        "additionalParams": true,
                        "optional": true,
                        "id": "pinecone_0-input-topK-number"
                    },
                    {
                        "label": "Search Type",
                        "name": "searchType",
                        "type": "options",
                        "default": "similarity",
                        "options": [
                            {
                                "label": "Similarity",
                                "name": "similarity"
                            },
                            {
                                "label": "Max Marginal Relevance",
                                "name": "mmr"
                            }
                        ],
                        "additionalParams": true,
                        "optional": true,
                        "id": "pinecone_0-input-searchType-options"
                    },
                    {
                        "label": "Fetch K (for MMR Search)",
                        "name": "fetchK",
                        "description": "Number of initial documents to fetch for MMR reranking. Default to 20. Used only when the search type is MMR",
                        "placeholder": "20",
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                        "additionalParams": true,
                        "optional": true,
                        "id": "pinecone_0-input-fetchK-number"
                    },
                    {
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                        "description": "Number between 0 and 1 that determines the degree of diversity among the results, where 0 corresponds to maximum diversity and 1 to minimum diversity. Used only when the search type is MMR",
                        "placeholder": "0.5",
                        "type": "number",
                        "additionalParams": true,
                        "optional": true,
                        "id": "pinecone_0-input-lambda-number"
                    }
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                "inputAnchors": [
                    {
                        "label": "Document",
                        "name": "document",
                        "type": "Document",
                        "list": true,
                        "optional": true,
                        "id": "pinecone_0-input-document-Document"
                    },
                    {
                        "label": "Embeddings",
                        "name": "embeddings",
                        "type": "Embeddings",
                        "id": "pinecone_0-input-embeddings-Embeddings"
                    }
                ],
                "inputs": {
                    "document": ["{{cheerioWebScraper_0.data.instance}}"],
                    "embeddings": "{{openAIEmbeddings_0.data.instance}}",
                    "pineconeIndex": "",
                    "pineconeNamespace": "",
                    "pineconeMetadataFilter": "",
                    "topK": "",
                    "searchType": "similarity",
                    "fetchK": "",
                    "lambda": ""
                },
                "outputAnchors": [
                    {
                        "name": "output",
                        "label": "Output",
                        "type": "options",
                        "options": [
                            {
                                "id": "pinecone_0-output-retriever-Pinecone|VectorStoreRetriever|BaseRetriever",
                                "name": "retriever",
                                "label": "Pinecone Retriever",
                                "type": "Pinecone | VectorStoreRetriever | BaseRetriever"
                            },
                            {
                                "id": "pinecone_0-output-vectorStore-Pinecone|VectorStore",
                                "name": "vectorStore",
                                "label": "Pinecone Vector Store",
                                "type": "Pinecone | VectorStore"
                            }
                        ],
                        "default": "retriever"
                    }
                ],
                "outputs": {
                    "output": "retriever"
                },
                "selected": false
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            "selected": false,
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        }
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        {
            "source": "openAIEmbeddings_0",
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        {
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}
