Password Generator API

Security

Generate secure passwords instantly with full customization. Create strong, random passwords with specific character requirements for all your accounts.

Authentication

All API requests require a valid API key passed in the Authorization header as a Bearer token.

Rate Limit

100 requests per minute

Endpoints

1 endpoint available

Overview

The Password Generator API creates secure, random passwords with full customization. Specify length, character requirements, and exclusion rules to generate passwords that meet your exact needs.

Customization Options

Length - 4 to 128 characters
Minimum Uppercase - Required uppercase letters (A-Z)
Minimum Lowercase - Required lowercase letters (a-z)
Minimum Numbers - Required digits (0-9)
Minimum Symbols - Required special characters (!@#$%^&*)

Exclusion Options

Exclude Similar - Remove confusing characters: i, l, 1, L, |, o, 0, O
Exclude Ambiguous - Remove hard-to-type symbols: {}[]()/'"~,;:.<>

Use Cases

User registration systems requiring password generation
Password manager applications
Account provisioning automation
Security-focused applications
Temporary password generation for password resets

Endpoints

POST

/v1/tools/password-generator

Generate a secure random password with custom requirements

Request Body

Content-Type: application/json

Parameter	Type	Required	Description
length	number	Optional	Password length (4-128)Default: `12`
minUppercase	number	Optional	Minimum uppercase letters required (0-10)Default: `1`
minLowercase	number	Optional	Minimum lowercase letters required (0-10)Default: `1`
minNumbers	number	Optional	Minimum numbers required (0-10)Default: `1`
minSymbols	number	Optional	Minimum symbols required (0-10)Default: `1`
excludeSimilar	boolean	Optional	Exclude similar characters (i, l, 1, L, \|, o, 0, O)Default: `false`
excludeAmbiguous	boolean	Optional	Exclude ambiguous symbols like braces, brackets, and quotesDefault: `false`

Response Example

{
  "success": true,
  "password": "Kx9#mPq2$Nw5",
  "length": 12,
  "characterTypes": {
    "uppercase": 3,
    "lowercase": 4,
    "numbers": 3,
    "symbols": 2
  }
}

Error Codes

400

Invalid request body or parameters out of range

401

Missing or invalid API key

429

Rate limit exceeded

500

Internal server error

Code Examples

# Generate a 16-character password with all character types
curl -X POST https://api.opentools.ca/v1/tools/password-generator \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"length": 16, "minUppercase": 2, "minLowercase": 2, "minNumbers": 2, "minSymbols": 2}'

# Generate a simple password without confusing characters
curl -X POST https://api.opentools.ca/v1/tools/password-generator \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"length": 12, "excludeSimilar": true, "excludeAmbiguous": true}'

Ready to get started?

Create an API key to start using the Password Generator API.