Welcome to KillB OTC Portal
The KillB OTC Portal is a user-friendly web application that provides access to all KillB platform features through an intuitive interface. Buy and sell cryptocurrencies, manage your accounts, and track your transactions—all without writing code.Access the Portal
Launch KillB OTC Portal
What is the OTC Portal?
The OTC (Over-The-Counter) Portal is KillB’s web-based platform that allows you to:Buy Crypto
Convert fiat (COP, MXN, USD) to crypto (USDC, USDT) instantly
Sell Crypto
Convert crypto to fiat and withdraw to your bank account
Manage Accounts
Add and manage bank accounts and crypto wallets
Track Transactions
Monitor all your on-ramp and off-ramp operations
Key Features
🔐 Secure & Compliant
- Multi-level KYC - Verified identity for secure transactions
- Bank-grade security - Your funds and data are protected
- Regulatory compliance - Operating under local regulations
- 2FA support - Additional account security
💱 Crypto Exchange
- Real-time quotes - Live exchange rates updated every second
- Multiple currencies - COP, MXN, USD support
- Multiple networks - Polygon, Ethereum, Base, and more
- Instant settlements - Fast transaction processing
💼 Account Management
- Multiple wallets - Connect unlimited crypto wallets
- Multiple banks - Add multiple bank accounts
- Transaction history - Complete audit trail
- Balance tracking - Monitor your portfolio
🎯 User Experience
- Intuitive interface - Easy to navigate and use
- Mobile responsive - Works on any device
- Real-time updates - Live transaction status
- Multi-language - Available in English, Spanish, Portuguese
Portal vs API
- Portal (No-Code)
- API (Developers)
Best for:
- Individual users
- Manual transactions
- Testing the platform
- Small volume operations
- No coding required
- Visual interface
- Instant access
- User-friendly
Getting Started
1
Create Account
Sign up at otc.killb.com with your email
2
Complete KYC
Verify your identity by uploading required documents
3
Add Accounts
Connect your bank accounts and crypto wallets
4
Start Trading
Buy or sell crypto with instant quotes
Get Started Now
Follow our step-by-step setup guide
Portal Features by Section
Account & Profile
Registration & Login
Registration & Login
- Email/password registration
- Secure login with 2FA
- Password recovery
- Session management
Profile Management
Profile Management
- Personal information
- Contact details
- Notification preferences
- Security settings
KYC Verification
KYC Verification
- Document upload
- Identity verification
- Address proof
- KYC level status
Trading Operations
On-Ramps (Buy Crypto)
On-Ramps (Buy Crypto)
- Select fiat amount or crypto amount
- Get real-time quote
- Choose payment method (PSE, SPEI, Wire)
- Complete payment
- Receive crypto to your wallet
Off-Ramps (Sell Crypto)
Off-Ramps (Sell Crypto)
- Select crypto amount or fiat amount
- Get real-time quote
- Send crypto to provided address
- Receive fiat to your bank account
Quotations
Quotations
- Real-time pricing
- Fee breakdown
- Rate locking
- Quote expiration timer
Account Management
Bank Accounts
Bank Accounts
- Add bank accounts
- Verify ownership
- Set default account
- Remove accounts
Crypto Wallets
Crypto Wallets
- Add wallet addresses
- Support multiple networks
- Verify addresses
- Manage multiple wallets
Transaction History
Transaction History
- View all transactions
- Filter by status
- Search by date
- Download reports
- Transaction details
Supported Operations
| Operation | Portal Support | Requirements |
|---|---|---|
| On-Ramp (Buy Crypto) | ✅ Full support | Verified account, bank account |
| Off-Ramp (Sell Crypto) | ✅ Full support | Verified account, wallet |
| PSE Payments (Colombia) | ✅ Supported | Colombian bank account |
| SPEI Payments (Mexico) | ✅ Supported | Mexican bank account |
| Wire Transfers | ✅ Supported | International bank account |
| Polygon Network | ✅ Supported | EVM wallet |
| Ethereum Network | ✅ Supported | EVM wallet |
| Base Network | ✅ Supported | EVM wallet |
| Arbitrum Network | ✅ Supported | EVM wallet |
Payment Methods
Colombia (COP)
PSE
Banco de Occidente, Bancolombia, Davivienda, and 20+ more banks
- Instant bank transfers
- Available 24/7
- Low fees
- Processing time: 5-30 minutes
Mexico (MXN)
SPEI
BBVA, Santander, Banorte, and all major Mexican banks
- Real-time transfers
- Available 24/7
- Low fees
- Processing time: Instant to 3 hours
International (USD)
Wire Transfer
International bank transfers
- ACH and Wire options
- Business day processing
- Competitive rates
- Processing time: 1-3 business days
Transaction Limits
Transaction limits depend on your KYC verification level.
| KYC Level | Daily Limit | Monthly Limit | Per Transaction |
|---|---|---|---|
| Level 0 (Unverified) | $0 | $0 | $0 |
| Level 1 (Basic) | $1,000 | $5,000 | $500 |
| Level 2 (Standard) | $10,000 | $50,000 | $5,000 |
| Level 3 (Advanced) | $50,000 | $250,000 | $25,000 |
| Level 4 (Premium) | Unlimited | Unlimited | $100,000 |
Increase Your Limits
Complete KYC verification to increase your transaction limits
Security Features
2FA Authentication
Two-factor authentication for enhanced security
Email Verification
Confirm all important actions via email
Session Management
Auto-logout after inactivity
Address Whitelisting
Pre-approve withdrawal addresses
Mobile Access
The OTC Portal is fully responsive and works on:- 📱 iOS - Safari, Chrome
- 🤖 Android - Chrome, Firefox, Samsung Internet
- 💻 Desktop - Chrome, Firefox, Safari, Edge
- 📲 Tablets - All major browsers
For the best experience, we recommend using the latest version of Chrome or Safari.
Support & Help
Portal Navigation
Quick links to all portal guides:Getting Started
Set up your account and verify identity
Buy Crypto (On-Ramp)
Step-by-step guide to buying crypto
Sell Crypto (Off-Ramp)
Step-by-step guide to selling crypto
Manage Accounts
Add and manage payment methods
Transaction History
View and track your operations
KYC Verification
Complete identity verification
Settings
Configure your account preferences
Troubleshooting
Common issues and solutions
Next Steps
1
Read the Getting Started Guide
Learn how to set up your accountGetting Started →
2
Complete KYC Verification
Verify your identity to unlock full featuresKYC Guide →
3
Make Your First Transaction
Buy or sell crypto through the portalBuy Crypto → | Sell Crypto →
Need API access instead? Check out our API Documentation and SDKs for programmatic access.