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🔐 QuantumLangChain Licensing Overview

Important Notice

QuantumLangChain is commercial software requiring a valid license for all features beyond the 24-hour evaluation period.

📋 Table of Contents

  1. License Tiers
  2. Getting Started
  3. Evaluation Period
  4. Feature Matrix
  5. Usage Limits
  6. Contact Information
  7. FAQ

License Tiers

🆓 Evaluation Tier

  • Duration: 24 hours from first use
  • Price: Free
  • Features: Basic features only
  • Operations: 1,000 per day
  • Purpose: Evaluation and testing

💼 Basic Tier

  • Price: $29/month
  • Features: Core functionality
  • QLChain basic operations
  • Quantum Memory (basic)
  • Simple backends
  • Basic chains
  • Operations: 10,000 per day
  • Support: Email support

🚀 Professional Tier

  • Price: $99/month
  • Features: Advanced functionality
  • All Basic features
  • Multi-Agent Systems
  • EntangledAgents
  • Advanced backends
  • Quantum Retrieval
  • Quantum Tools
  • Operations: 100,000 per day
  • Support: Priority email support

🏢 Enterprise Tier

  • Price: $299/month
  • Features: Complete functionality
  • All Professional features
  • Distributed systems
  • Custom backends
  • Advanced analytics
  • Enterprise integrations
  • Operations: Unlimited
  • Support: Priority support + Phone

🎓 Research Tier

  • Price: $49/month (Academic only)
  • Features: Research-specific tools
  • Core features
  • Experimental APIs
  • Research backends
  • Academic license terms
  • Operations: 50,000 per day
  • Support: Academic support

Getting Started

Step 1: Installation

pip install quantumlangchain

Step 2: First Import

import quantumlangchain as qlc
# 24-hour evaluation period starts automatically

Step 3: Get Machine ID

machine_id = qlc.get_machine_id()
print(f"Your Machine ID: {machine_id}")

Step 4: Contact for License

Step 5: Activate License

# Once you receive your license file
from quantumlangchain import LicenseManager
license_manager = LicenseManager()
license_manager.activate_license("path/to/license.qkey")

Evaluation Period

What's Included

  • Duration: 24 hours from first import
  • Features: Limited to evaluation tier
  • Operations: Up to 1,000 operations
  • Purpose: Testing and evaluation

What Happens After

  • Grace Period Expires: All features become inaccessible
  • Contact Required: Email bajpaikrishna715@gmail.com
  • Purchase License: Choose appropriate tier
  • Immediate Access: Resume work after activation

Checking Status

import quantumlangchain as qlc

# Display comprehensive license information
qlc.display_license_info()

# Check specific status
status = qlc.get_license_status()
if status['grace_active']:
    hours_remaining = status['grace_remaining_hours']
    print(f"Grace period: {hours_remaining:.1f} hours remaining")

Feature Matrix

Feature Evaluation Basic Professional Enterprise Research
Core Features
QLChain Basic ✅ ✅ ✅ ✅ ✅
Quantum Memory Basic ✅ ✅ ✅ ✅ ✅
Simple Backends ❌ ✅ ✅ ✅ ❌
Professional Features
Multi-Agent Systems ❌ ❌ ✅ ✅ ❌
EntangledAgents ❌ ❌ ✅ ✅ ❌
Advanced Backends ❌ ❌ ✅ ✅ ❌
Quantum Retrieval ❌ ❌ ✅ ✅ ❌
Enterprise Features
Distributed Systems ❌ ❌ ❌ ✅ ❌
Custom Backends ❌ ❌ ❌ ✅ ❌
Advanced Analytics ❌ ❌ ❌ ✅ ❌
Research Features
Experimental APIs ❌ ❌ ❌ ❌ ✅
Research Backends ❌ ❌ ❌ ❌ ✅
Academic Terms ❌ ❌ ❌ ❌ ✅

Usage Limits

Daily Operation Limits

Tier Operations/Day Overage Policy
Evaluation 1,000 Hard limit
Basic 10,000 Contact for overage
Professional 100,000 Contact for overage
Enterprise Unlimited N/A
Research 50,000 Contact for overage

Monitoring Usage

import quantumlangchain as qlc

status = qlc.get_license_status()
print(f"Today's usage: {status['usage_today']} operations")

# Usage resets daily at midnight UTC

What Counts as an Operation

  • QLChain execution (chain.arun())
  • Memory storage/retrieval
  • Agent collaboration tasks
  • Quantum backend calls
  • Retrieval operations

Contact Information

Primary Contact

What to Include

import quantumlangchain as qlc
machine_id = qlc.get_machine_id()
status = qlc.get_license_status()

print(f"Machine ID: {machine_id}")
print(f"Current Status: {status}")

Support Types

Sales Inquiries

  • License tier recommendations
  • Pricing questions
  • Custom requirements
  • Academic discounts

Technical Support

  • License activation issues
  • Feature questions
  • Integration help
  • Bug reports

Billing Support

  • Payment questions
  • Invoice requests
  • License renewals
  • Upgrades/downgrades

CLI Tools

License Management CLI

# Check license status
quantum-license status

# Get machine ID
quantum-license machine-id

# Test component access
quantum-license test

# Get support information
quantum-license support

# Show license information
quantum-license info

FAQ

General Questions

Q: Why is QuantumLangChain licensed software? A: QuantumLangChain represents significant research and development investment in cutting-edge quantum-classical AI technology. Licensing ensures sustainable development and high-quality support.

Q: Can I use QuantumLangChain for open source projects? A: Yes, with an appropriate license. Contact us to discuss your open source project requirements.

Q: Is there a student discount? A: Yes, the Research tier ($49/month) is available for academic use with proper verification.

Technical Questions

Q: What happens if I exceed my operation limit? A: Operations will be blocked until the next day (midnight UTC) or you upgrade your tier.

Q: Can I upgrade my license tier anytime? A: Yes, contact bajpaikrishna715@gmail.com for immediate upgrades.

Q: Do I need internet connection for license validation? A: Initial validation requires internet, but the software can work offline for short periods.

Billing Questions

Q: Are licenses per-user or per-machine? A: Licenses are per-machine based on hardware fingerprinting.

Q: Can I transfer my license to a new machine? A: Yes, contact support for license transfers.

Q: What payment methods do you accept? A: We accept credit cards, bank transfers, and purchase orders for enterprises.

Development Questions

Q: Can I develop and test without a license? A: Yes, use the 24-hour evaluation period or set QUANTUMLANGCHAIN_DEV=1 for development mode.

Q: How do I handle licensing in CI/CD? A: Set the development environment variable or contact us for CI/CD licensing options.

Q: Can I mock license validation in tests? A: Yes, use the provided test fixtures to mock license validation.

Next Steps

  1. Try the Evaluation: Install and explore for 24 hours
  2. Choose Your Tier: Based on your feature requirements
  3. Contact Us: Email bajpaikrishna715@gmail.com with your machine ID
  4. Get Licensed: Receive and activate your license
  5. Start Building: Create amazing quantum-classical AI applications

📧 Contact: bajpaikrishna715@gmail.com
🔧 Always include your machine ID when contacting support
⚡ Response within 24 hours