System Requirements Document for zinc-complete

1. Introduction

ChatFlow AI is a comprehensive, production-ready AI Chatbot SaaS platform designed to enable users to build, train, customize, and deploy intelligent AI chatbots for websites. The platform targets businesses and individuals looking for a scalable and maintainable solution to manage customer interactions, gather analytics, and handle subscriptions seamlessly. The product is inspired by leading SaaS interfaces like Intercom and Chatbase, offering a clean, professional, and premium user experience.

2. System Overview

ChatFlow AI provides a full suite of features for creating and managing AI chatbots, including onboarding, customization, deployment, conversation management, analytics, and billing. The platform supports multiple user roles and offers a responsive design for desktop, tablet, and mobile devices. The system ensures secure authentication and authorization, robust error handling, and efficient performance.

2a. Product Interpretation and Delivery Boundary

ChatFlow AI is delivered as a SaaS platform accessible via a web interface. Users can sign up, log in, and manage their chatbots and related data through a secure, role-based access control system. The platform supports integration with various external services and provides a structured relational database to manage user and chatbot data. The product is designed to be scalable and maintainable, with configurable pricing plans and usage limits.

2b. Source Content Inventory

Not applicable as no explicit content_source directive was provided.

2c. Page Content and Component Coverage

Landing Page

• Navbar: ChatFlow AI logo, Product, Features, Pricing, Documentation, Login, Get Started
• Hero Section:
  • Headline: "Create AI Chatbots That Actually Help Your Customers"
  • Subtitle: "Build, train, customize, and deploy intelligent AI chatbots for your website without complicated setup."
  • Buttons: Create Chatbot, See How It Works
  • Product Preview: Premium chatbot/dashboard interface
• Feature Section: AI conversations, Knowledge-base training, Website integration, Custom personality, Analytics, Multiple chatbots, Lead collection, Human handoff, Custom branding, API access
• How It Works: Steps - Create, Train, Deploy
• Pricing: Free, Pro, Business plans with configurable limits

Authentication

• Components: Sign up, Login, Logout, Forgot password, Reset password, Email verification, Google login
• Protected Routes: Ensure secure access to dashboard and user data

Onboarding

• Wizard Steps:
  1. Choose chatbot purpose
  2. Create chatbot (Name, description, language, personality)
  3. Add knowledge (PDF, DOCX, TXT, website URL, manual text, FAQs)
  4. Customize (Avatar, color, welcome message, position)
  5. Test chatbot

Dashboard

• Sidebar: Overview, My Chatbots, Conversations, Knowledge, Analytics, Leads, Integrations, Team, Billing, Settings
• Top Bar: Search, Notifications, Help, Profile
• Overview Metrics: Total chatbots, Conversations, Messages, Active users, Leads, Average response time, Resolution rate
• Charts: Conversations over time, Messages, User activity, Bot performance

Chatbot Management

• My Chatbots Page: Cards showing Name, Status, Conversations, Created date, Last active, AI model
• Actions: Open, Edit, Test, Duplicate, Deploy, Analytics, Delete
• Create Chatbot Button

Chatbot Builder

• Tabs:
  • General: Name, description, avatar, language, status
  • Personality: Tone, personality, response style, behavior instructions, system instructions
  • Knowledge: Upload and manage knowledge sources, RAG/vector search architecture
  • Appearance: Configure visual elements and modes
  • Behavior: Configure response and interaction settings
  • AI: Configure AI model settings

Chatbot Playground

• Components: Configuration panel, Live chatbot preview, Immediate update on changes

Embeddable Chatbot

• Widget Features: Floating chat button, Chat window, Header, Avatar, Messages, Input, Send button, Suggested prompts, Minimize/close controls
• Embed Code Generation: Unique chatbot ID for each bot

Deployment

• Options: Website embed, Public share link, API, Integrations
• Integration Architecture: WordPress, Shopify, Slack, Discord, WhatsApp

Conversations

• Inbox Features: User, Date, Bot, Status, Message count, Satisfaction rating
• Actions: Search, Filters, Date filtering, Export, Mark resolved, Notes, Human takeover

Analytics

• Metrics: Conversations, Messages, Unique users, Average conversation length, Resolution rate, Response time, Leads, Satisfaction
• Charts and Filters: Daily, Weekly, Monthly conversations, Popular questions, Most active bots

Leads

• Lead Collection: Name, Email, Phone, Company, Custom fields
• Leads Page: Search, filters, CSV export, delete

Knowledge Base

• Management: Centralized knowledge management, processing status, file size, last updated, delete controls

Billing

• Page Features: Current plan, Usage, Conversation usage, Renewal date, Payment status
• Actions: Upgrade, Downgrade, Cancel, View invoices

Team

• Roles and Access: Owner, Admin, Member, Viewer
• Role-based Access Control

Settings

• Profile: Name, email, avatar
• Workspace: Name, logo, timezone
• Notifications: Email notifications, conversation alerts, usage alerts
• Security: Password, sessions, 2FA architecture
• API: Create/revoke API keys

Admin Panel

• Dashboard Features: Users, Active users, Revenue, Subscriptions, Chatbots, Conversations, System usage
• Admin Actions: View users, Suspend users, Change plans, View chatbot statistics, Manage pricing, Manage platform settings

3. Functional Requirements

• As a user, I should be able to sign up, log in, and manage my account securely. (explicit)
• As a user, I should be able to create, customize, and deploy AI chatbots. (explicit)
• As a user, I should be able to train chatbots with various knowledge sources. (explicit)
• As a user, I should be able to manage conversations and view analytics. (explicit)
• As a user, I should be able to collect leads and manage billing. (explicit)
• As a user, I should be able to invite team members and assign roles. (explicit)
• As an admin, I should be able to manage users, subscriptions, and platform settings. (explicit)

4. User Personas

• End User: Individuals or businesses using the platform to create and manage chatbots. Responsibilities include signing up, creating chatbots, customizing settings, deploying chatbots, managing conversations, viewing analytics, and handling billing.
• Admin: Platform administrators responsible for managing users, subscriptions, and platform settings. Responsibilities include viewing user statistics, suspending users, changing plans, and managing pricing.

5. Core User Flows

End User Flow

1. Sign Up: User signs up using email or Google login.
2. Onboarding: User completes the onboarding wizard to create a chatbot.
3. Dashboard Access: User accesses the dashboard to manage chatbots and view analytics.
4. Chatbot Management: User creates, customizes, and deploys chatbots.
5. Conversation Management: User manages conversations and collects leads.
6. Billing Management: User views and manages billing information.

Admin Flow

1. Login: Admin logs in to the admin panel.
2. User Management: Admin views and manages user accounts.
3. Subscription Management: Admin manages subscription plans and pricing.
4. Platform Settings: Admin configures platform-wide settings.

6. Visuals Colors and Theme

• Muse: Rasmus Andersson
• Palette:
  • Background: #F6F3EE
  • Surface: #FFFFFF
  • Text: #141517
  • Primary: #FF6F61
  • Accent: #F4B400
  • Muted: #E0E0E0
• Typography:
  • Headings: Space Grotesk — Bold weight, all caps
  • Body: Inter Tight
  • Scale: 1.333 modular
• Shape Language: Crisp, geometric forms
• Layout: 8pt grid system
• Motion: Fast, functional transitions at 120–200ms

7. Signature Design Concept

The landing page features a full-width interface preview as the hero, with a large coral 'Create Chatbot' button. Oversized headings in Space Grotesk with tight tracking are used, and editorial numerals serve as decorative elements in analytics sections. The warm off-white background creates a soft contrast with interface elements, and interactive component demos are embedded within the landing page.

8. Interaction Model & Motion Direction

• Interaction Model: Static
• Motion Tempo: Restrained
• Hero Dimensionality: Flat
• Landing Hero Motion Brief: The hero section features a full-width product interface mockup with oversized type introducing the product. The layout uses a warm off-white ground with coral and yellow as primary highlights. The motion is restrained, with fast, functional transitions enhancing user flow.

9. Non-Functional Requirements

• Security: Implement authentication, authorization, protected routes, server-side validation, input sanitization, rate limiting, secure API key storage, and environment variables.
• Performance: Use pagination, lazy loading, debounced search, efficient database queries, cached dashboard data, and optimized API calls.
• Error Handling: Ensure every action has loading, success, empty, and error states.

10. Tech Stack

• Frontend: React
• Backend: Python/FastAPI
• Database: Relational database with proper relationships, indexes, validation, and pagination
• Deployment: Docker/docker-compose, Kubernetes (if required)

11. Assumptions and Constraints

• The platform will support integration with external services like WordPress, Shopify, Slack, Discord, and WhatsApp.
• Pricing limits are configurable and not hardcoded.
• Users will only access resources belonging to their workspace.

12. Glossary

• AI Chatbot: An artificial intelligence program designed to simulate conversation with human users.
• SaaS: Software as a Service, a software distribution model in which applications are hosted by a service provider and made available to customers over the internet.
• RAG: Retrieval-Augmented Generation, a method for enhancing AI responses by retrieving relevant information from a knowledge base.
• API: Application Programming Interface, a set of functions and procedures allowing the creation of applications that access the features or data of an operating system, application, or other service.