The digital credential plan your institution needs
POK - Proof of Knowledge offers unlimited free issuance under Open Badges 3.0, blockchain verification from $0.30 USD per credential, and NFT ownership plans from $0.80. No lock-in and no hidden costs.Three plans for every need
Three ways to issue verifiable digital credentials. Pick the one that fits your institution.Web Based Free
Unlimited issuance at no cost
Issue Open Badges 3.0 certificates with instant public verification. No credential limit, no credit card required.
$0
forever
Unlimited issuance
Open Badges 3.0 + W3C
No credit card required
Blockchain Verify
Blockchain registration and verification
Register and verify your credentials on blockchain — simple and affordable. Cryptographic verification of authenticity, with everything in Web Based Free included.
$3,000 USD/year
Annual plan · up to 50,000 credentials
Blockchain registration and verification
Prefer to buy per unit? $0.30 per credential
No minimum and no setup fee
Everything in Web Based Free included
NFT Ownership
Permanent blockchain ownership
Register credentials as NFTs on a public blockchain. The credential belongs to the recipient, even if your institution stops operating.
From $0.80 USD
per credential, by volume
Immutable blockchain ownership
Verification independent of POK
Volume discounts
Premium features included
White-label custom domain
Holder branding
Custom email provider
Custom email templates
Email delivery reports
Employability index
Custom LinkedIn message
Credential analytics
Page analytics
Learning path metrics
Lead pages
Google Ads retargeting
And more premium features
Our Pricing
Blockchain Verify pricing
Annual license or pay per credential.Annual license
$3,000
/year
Ideal for high, predictable volume
✓ Blockchain registration and verification
✓ Up to 50,000 credentials included
Pay per credential
$0.30
/credential
Ideal to start or for low volume
✓ Blockchain registration and verification
✓ No minimum · No setup fee
Premium features, advanced analytics and individual NFT ownership are exclusive to NFT Ownership.
NFT Credentials
Preferential terms valid until June 30, 2026.Standard pricing will apply after this date.*
Number of certificates
Price per pack**
Price per certificate**
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*POK reserves the right to modify the pricing scheme, certificate issuance conditions, discount plans, and volume pricing, among others. All prices are stated in US Dollars (USD). ** VAT or other applicable taxes will be added. If the invoice is issued from POK’s headquarters in Uruguay, VAT does not apply. Any payment withholding taxes will be borne by the payer.
Prices last reviewed: June 2026
Credentials issued
Active institutions
Countries
HolonIQ EdTech LA
Custom plan
Need a custom plan?
Can't find the ideal pack for your organization? We'll design one for you.Frequently asked questions
The price of each NFT credential already includes the full cost of registering the transaction on the blockchain. This gives institutions complete budget predictability — you know exactly what you will pay per credential, without exposure to blockchain network fee volatility.
This is a significant operational advantage for universities and governments planning large-scale credential issuance programs, where unpredictable per-transaction costs would make budgeting difficult.
The free Web2 version has no cost per credential whatsoever — unlimited issuance at zero cost.
- Non-profit organizations and social impact projects
- Small educational institutions with limited budgets
- Government programs and large-scale national certification initiatives
- Strategic alliances with EdTech networks, accreditation bodies, and international organizations
Additionally, POK's 100% free unlimited Web2 plan means any institution can start issuing verifiable digital credentials at zero cost, with no time limit or volume restriction.
