ECOSYSTEM · DEC

Data Exchange Covenant.
On-chain governance.

A Data Exchange Covenant (DEC) is an on-chain smart contract that defines the terms of a data sharing agreement — who can access what data, under what conditions, and at what price. Deployed on Base L2. Enforced automatically.

Deploy a Covenant

dec_deploy_contract
Gas + $0.005

Define data sharing terms, access controls, and payment flows in a YAML covenant file. Deploy to Base L2 in one call.

Verify Access

dec_verify_access
FREE

Check if a party has valid access rights under a covenant. Returns permissions and expiry.

Get Covenant

dec_get_covenant
FREE

Retrieve the full terms and status of any covenant from the blockchain.