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replit
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Document-Chat-system.vercel.app
ChatPDF
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I recently Open-Sourced Document Chat โ a completely free, open-source platform that lets you upload documents and have intelligent AI conversations with them. Built with Next.js 15, powered by multiple AI providers, and ready to deploy in minutes.
๐ Test it out: https://document-chat-system.vercel.app
๐ป GitHub: https://github.com/watat83/document-chat-system
๐ฅ Watch Video Explainer: https://youtu.be/P42nlCmicVM?si=maIjXVxaKWkvevn9
The Problem Weโre drowning in documents. PDFs, Word files, research papers, contracts, manuals, reports โ they pile up faster than we can read them. And when we need specific information? We spend hours searching, skimming, and hoping we havenโt missed something important.
AI assistants like ChatGPT have shown us a better way โ natural language conversations. But thereโs a catch: they donโt know about YOUR documents. Sure, you can copy-paste snippets, but thatโs manual, tedious, and limited by context windows.
How to Contribute โญ Star the repo โ It helps others discover the project
๐ Report bugs โ Open an issue on GitHub
๐ก Suggest features โ Share your ideas
๐ง Submit PRs โ Code contributions welcome
๐ Improve docs โ Help others get started
๐ฌ Join discussions โ Share use cases and feedback: https://discord.gg/ubWcC2PS
Cursor
Document-Chat-system.vercel.appCursor is recommended for small to medium-sized businesses looking for an efficient customer relationship management (CRM) solution. It's ideal for teams that need an integrated system to manage customer interactions, support operations, and sales tracking.
Document-Chat-system.vercel.app's answer:
Cost Control & Transparency: Our BYOK feature and multi-provider support mean you're never locked into expensive proprietary pricing. Use your own keys or let us handle it - your choice.
Production-Ready Architecture: Built with enterprise patterns like circuit breakers, automatic retries, audit logging, and multi-tenant isolation from day one. Not a prototype - it's ready for real workloads.
True Open Source: MIT licensed with no vendor lock-in. Self-host it, fork it, customize it - you own your data and your deployment.
Developer-First Design: Clean API architecture, comprehensive TypeScript types, modular design. Easy to extend and integrate into existing workflows.
Reliability: Background job processing with Inngest ensures document processing never fails silently. Automatic retries, error tracking, and graceful degradation built-in.
Document-Chat-system.vercel.app's answer:
Primary Audience: Small to medium development teams and tech-savvy businesses who need intelligent document management but want to avoid vendor lock-in and maintain control over their AI costs.
Secondary Audience: Individual developers and consultants building custom solutions for clients who need RAG (Retrieval Augmented Generation) capabilities without starting from scratch.
Tertiary Audience: Enterprises evaluating open-source alternatives to expensive proprietary document AI platforms, especially those with compliance requirements around data sovereignty.
Common Traits: - Technical literacy - Cost-conscious - Value transparency - Prefer self-hosted or hybrid deployment models - Need customization capabilities
Document-Chat-system.vercel.app's answer:
Document Chat System emerged from frustration with existing document AI platforms that force you into expensive proprietary ecosystems. As developers building RAG applications, we found ourselves repeatedly implementing the same patterns: vector search, document chunking, multi-provider AI routing, background processing. Every project started from scratch or relied on closed-source platforms charging premium prices.
We decided to build what we wished existed: a production-ready, open-source foundation for document AI that handles all the complex infrastructure - vector databases, background jobs, multi-tenancy, cost optimization - while remaining completely transparent and customizable.
The goal wasn't to create another SaaS platform but to provide a solid starting point for anyone building document intelligence features, whether for their own products or client projects. By open-sourcing it under MIT license, we ensure the community benefits from enterprise-grade patterns without enterprise pricing.
Document-Chat-system.vercel.app's answer:
Document-Chat-system.vercel.app's answer:
Document Chat System stands out through its multi-provider AI architecture that gives users unprecedented flexibility and cost control. Unlike competitors locked into a single AI provider, we support OpenRouter (100+ models), OpenAI, and Anthropic with intelligent routing that automatically selects the best model for each task.
Our BYOK (Bring Your Own Key) feature lets users provide their own API keys for complete cost transparency and privacy. We combine this with a production-ready background processing pipeline using Inngest for reliable document processing, and dual vector search support (Pinecone/pgvector) giving users choice between managed cloud or self-hosted solutions.
Document-Chat-system.vercel.app's answer:
As an open-source project launched in October 2025, Document Chat System is in early adoption phase. Current usage is primarily:
Note: As an MIT-licensed open-source project, we don't track "customers" in the traditional sense. Success is measured by community adoption, contributions, and production deployments rather than enterprise contracts.
Based on our record, Cursor seems to be more popular. It has been mentiond 9 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Cursor has spent the past week in headlines after confirming a partnership with SpaceX that could eventually lead to a $60 billion acquisition. The deal, for now, centres on training more capable coding models using SpaceXโs compute infrastructure. - Source: dev.to / 15 days ago
The step up from there is an editor with a built-in agent like Cursor, Google Antigravity, Windsurf, or VS Code with a coding extension. These are code editors with an AI agent living inside them, and the difference is the responsible party for getting things from place to place. Instead of the software creator shuttling code between windows, the AI agent edits the project files directly and runs the GitHub and... - Source: dev.to / 27 days ago
Where llms.txt genuinely gets read is a different layer: coding and agent tooling โ Cursor, Claude Code, GitHub Copilot, Windsurf โ pulling a documentation site's pages with less token waste, plus emerging agent protocols like OpenAI's Agents SDK. That's real, and it's growing fast. - Source: dev.to / 27 days ago
If you donโt believe me, go to Google AI Studio, get you an API key, create a project, then open Cursor, add the key, add whatever model they have available to use, run a task and you will see how models like Gemini 3.5 or 2.5 Flash which gives you 5 Requests Per Minute and 20 Requests Per Day will scream at you with hitting a limit rate. - Source: dev.to / about 1 month ago
Here is an example how to connect Prometheus DB to Cursor AI code editor. - Source: dev.to / 11 months ago
Claude Code - Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebaseโno more context switching, just breakthrough results.
ChatPDF - Chat with any PDF! Join millions of students, researchers and professionals to instantly answer questions and understand research with AI
Windsurf Editor - Tomorrow's editor, today. Windsurf Editor is the first AI agent-powered IDE that keeps developers in the flow. Available today on Mac, Windows, and Linux.
ChatDOC - Chat with documents.
GitHub Copilot - Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.
ChatDocHub - chatpdf, chat with multiple pdfs, share chats, chat to pdf