🔍 Intelligent Query–Retrieval System - HackRx 6.0

🌐 Hosted Endpoint

Live Endpoint:

POST https://vanshthapar-hackrx-sambhav.hf.space/hackrx/run

Authorization (Required):

Authorization: Bearer 69209b0175d58128f147b0104e0b91a4f6c9ad08d9852206d28d653c3b0b48cd

---

🧠 Problem Statement

Design an LLM-Powered Intelligent Query–Retrieval System that processes large documents and makes contextual decisions. The system handles real-world insurance/legal documents, parses natural language queries, and outputs structured answers with rationale.

✨ Key Features

• Process PDFs, DOCX, and emails
• Semantic search using Pinecone
• Clause matching with contextual reasoning
• JSON structured answers
• Token-efficient, low-latency responses
• Explainable outputs with reference clauses

---

🏗️ System Architecture

1️⃣ Input Documents (Blob URL)
        ↓
2️⃣ LLM Parser (Query Understanding)
        ↓
3️⃣ Pinecone (Embedding Search)
        ↓
4️⃣ Clause Matching (Semantic Similarity)
        ↓
5️⃣ Decision Logic (Rationale Processing)
        ↓
6️⃣ Structured JSON Response

---

📦 Tech Stack

Component	Tech
Backend API	FastAPI
Embeddings DB	Pinecone
LLM Engine	GPT-4 (Groq)
Indexing	LlamaIndex
Asynchronous	asyncio, httpx
Deployment	HuggingFace Spaces (CPU)

---

📩 API: /hackrx/run

Method: POST

URL:

https://vanshthapar-hackrx-sambhav.hf.space/hackrx/run

Headers:

Content-Type: application/json
Accept: application/json
Authorization: Bearer 69209b0175d58128f147b0104e0b91a4f6c9ad08d9852206d28d653c3b0b48cd

Request Body:

{
  "documents": "https://hackrx.blob.core.windows.net/assets/policy.pdf?...",
  "questions": [
    "What is the grace period for premium payment?",
    "What is the waiting period for pre-existing diseases?",
    "Does this policy cover maternity expenses?",
    "What is the waiting period for cataract surgery?",
    "Are organ donor medical expenses covered?"
  ]
}

✅ Sample Response:

{
  "answers": [
    "A grace period of thirty days is provided...",
    "There is a waiting period of thirty-six (36) months...",
    "Yes, the policy covers maternity expenses...",
    "The policy has a specific waiting period of two (2) years...",
    "Yes, the policy indemnifies the medical expenses for the organ donor..."
  ]
}

---

🧪 Testing Instructions

• You can test the API using Postman or any frontend client.
• Ensure the Authorization header is present.
• Use the sample document and questions for consistent output.

---

🚀 Team

Built with ❤️ by Team Sambhav - HackRx 6.0