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PSA Certificate Checker

Instantly verify PSA graded cards. Look up any certificate number to get complete grading information, population data, and authenticity verification.

Enter the numeric certificate number from the PSA label (digits only)

Simple API Integration

Look up any PSA certificate with a single API call

API Request
// Look up a PSA certificate
const response = await fetch('https://api.tcgapis.com/api/v1/psa/12345678', {
  method: 'GET',
  headers: {
    'x-api-key': 'YOUR_API_KEY'
  }
});

const data = await response.json();

// Response
{
  "success": true,
  "certificate": {
    "certNumber": "12345678",
    "subject": "Charizard",
    "brand": "1999 Pokemon Game",
    "year": "1999",
    "cardNumber": "4",
    "grade": "10",
    "gradeDescription": "Gem Mint",
    "sport": "Card Games",
    "category": "Card Games",
    "labelType": "PSA",
    "population": 123,
    "populationHigher": 0,
    "totalPopulation": 5000
  },
  "images": {
    "front": "https://cert-images.psa.com/12345678/large/12345678_f.jpg",
    "back": "https://cert-images.psa.com/12345678/large/12345678_b.jpg"
  }
}

What Can You Build?

Power your applications with PSA certificate verification

Verify Authenticity

Instantly verify if a PSA certificate is legitimate before purchasing a graded card.

Check Population

View population reports to understand the rarity of your graded card.

Integration Ready

Build PSA verification into your marketplace or inventory management system.

Instant Results

Get comprehensive certificate data in milliseconds with our high-performance API.

Free PSA Lookups

PSA Certificate Checker is completely free to use. No login required, no limits. Verify any PSA graded card instantly.

Explore Our API Plans

Frequently Asked Questions

Everything you need to know about the PSA Checker API

What is the PSA Checker?

The PSA Checker allows you to look up PSA (Professional Sports Authenticator) graded card certificates by their certificate number. You'll receive complete grading information, population data, and certificate images.

What information is returned?

The checker returns the card subject (player/character), brand, year, card number, grade, grade description, sport/category, population data, label type, and links to certificate images when available.

Is PSA Checker free to use?

Yes! PSA Checker is completely free to use. No login required, no subscription needed. Simply enter a certificate number and get instant results.

Are there any rate limits?

The web-based PSA Checker has no limits - use it as much as you need. For API integration into your own applications, check out our Business and Unlimited plans.

What certificate numbers are supported?

All valid PSA certificate numbers are supported. Simply enter the numeric certificate number found on the PSA label (digits only, no dashes or spaces).

Need API Access?

Want to integrate PSA certificate verification into your own application? Check out our API plans for programmatic access.