Answer-first summary

Donde debo empezar en la documentacion de InstaTunnel?

Sigue este orden: instalar CLI, autenticar, ejecutar primer tunel y luego MCP/webhooks/referrals segun tu caso. Usa CLI Flags y Troubleshooting para operacion diaria.

Ultima revision: March 5, 2026
Compatibilidad: La documentacion base se alinea con CLI v1 por defecto y MCP --transport v2 para clientes streaming.

Comando rapido

instatunnel auth login -e you@example.com && instatunnel 3000 --subdomain docs-demo

Errores comunes y solucion rapida

  • Auth no persistida-Ejecuta instatunnel auth set-key it_your_api_key para guardar tu key local.
  • Errores 401 de firma webhook-Usa las guias de verificacion de secreto en /docs/webhooks antes de pruebas en produccion.

Evidencia y confianza

Usa estas referencias para evaluar compatibilidad, confiabilidad y seguridad.

Cadencia de releases

Las notas de release de CLI y docs se actualizan continuamente, con notas de compatibilidad por version.

Ver release notes

Controles de seguridad

Revisa enforcement de politicas, capas de auth y salvaguardas operativas en el security whitepaper.

Abrir security whitepaper

Runbooks de confiabilidad

Las guias de troubleshooting cubren fallos comunes, recuperacion y compatibilidad base de CLI.

Leer troubleshooting guides

Subdominios personalizados

Create memorable, consistent URLs for your tunnels with custom subdomains. Perfect for demos, development, and sharing.

Sign in with an InstaTunnel account to choose a subdomain, including on the Free plan. Anonymous tunnels use random names only. First-party and security-sensitive names such as api, login, and support cannot be claimed.

🎯 Basic Custom Subdomains

Simple Custom Subdomain

# Create tunnel with custom subdomain
$ instatunnel 3000 --subdomain myapp
✅ Tunnel created: https://myapp.instatunnel.my
📋 URL copied to clipboard!
# Short form
$ instatunnel 3000 -s myapp

Instead of random URLs like abc123.instatunnel.my, get memorable URLs like myapp.instatunnel.my

Random Subdomains

# Let InstaTunnel generate a random subdomain
$ instatunnel 3000
✅ Tunnel created: https://k8m9n2.instatunnel.my
# Every tunnel gets a unique 6-character subdomain
$ instatunnel 8000
✅ Tunnel created: https://x3p7q1.instatunnel.my

When no subdomain is specified, InstaTunnel automatically generates a unique 6-character subdomain.

Subdomain Best Practices

# Environment-based patterns
$ instatunnel 3000 --subdomain myapp-dev
✅ Tunnel created: https://myapp-dev.instatunnel.my
# Feature branch patterns
$ instatunnel 3000 --subdomain myapp-feature-auth
✅ Tunnel created: https://myapp-feature-auth.instatunnel.my
# Personal development patterns
$ instatunnel 3000 --subdomain john-myapp
✅ Tunnel created: https://john-myapp.instatunnel.my

Use consistent naming patterns for organized development workflows.

⚠️ Subdomain Availability

Handling Conflicts

# When subdomain is already taken
$ instatunnel 3000 --subdomain myapp
❌ Error: subdomain already taken
# Try with a suffix or variation
$ instatunnel 3000 --subdomain myapp-dev
✅ Tunnel created: https://myapp-dev.instatunnel.my
# Or use a random subdomain
$ instatunnel 3000
✅ Tunnel created: https://m7k3x9.instatunnel.my

Available names are first-come-first-served for signed-in users. Reserved names are unavailable even when not in use. Try a different name or use a random subdomain.

Subdomain Rules

✅Must be 3-63 characters long
✅Can contain letters (a-z), numbers (0-9), and hyphens (-)
✅Must start and end with a letter or number
❌Cannot contain uppercase letters or special characters
❌Cannot start or end with a hyphen

💡 Subdomain Tips

Free vs Pro Features

Free Plan
  • • Custom subdomains (*.instatunnel.my)
  • • No reservation - first-come-first-served
  • • 24-hour session duration
  • • 3 simultaneous tunnels
Pro Plan
  • • Custom subdomains (*.instatunnel.my)
  • • Custom domains (yourapp.com)
  • • Unlimited session duration
  • • 10 simultaneous tunnels

🎯 Best Practice: Use descriptive subdomains for demos and consistent subdomains for development environments. For quick testing, random subdomains work perfectly.

Necesitas una ruta rapida?

Mira planes y luego sigue una guia cuando quieras.

Para endpoints MCP en Pro/Business, usa: instatunnel 8787 --mcp.