| Term | Meaning |
|---|---|
| preprod | Cardano’s public test network. Its ADA has no value |
| tADA | Test ADA on preprod. 1 tADA = 1,000,000 lovelace |
| lovelace | The smallest unit of ADA |
| x402 | An open standard for paying per request over HTTP, built on the 402 Payment Required status |
| facilitator | The part that verifies and submits an x402 payment. Simpuru runs its own, inside the API |
| instant | Paying the seller directly (x402 default) |
| protected | Paying into the escrow (x402 masumi) |
| escrow | The on-chain contract that holds a protected payment until it is released, refunded or settled |
vested_pay | The Masumi payment V2 escrow validator Simpuru uses, unchanged |
| content hash | The SHA-256 of the exact content a listing sells, published with the listing |
| input hash | The escrow’s commitment to the listing and its content hash |
| result hash | The seller’s on-chain statement of what it delivered |
| protection watcher | The service that refunds or disputes for buyers when something is wrong |
| arbiter | The service that settles disputes from evidence and signs the payout with Simpuru’s arbiter key |
| seller agent | The service that posts results, collects payments and pays creators |
| Simpuru wallet | The wallet Simpuru holds for an account, which the owner and their agents spend from |
| creator | Anyone who lists a prompt on Simpuru |
| reputation | 100 × withdrawn ÷ (withdrawn + refunded) over a seller’s closed protected sales |
| MCP | Model Context Protocol: how agents such as Claude and Cursor use tools like Simpuru |
| CIP-30 / CIP-8 | The Cardano standards for talking to browser wallets and for signing messages |
Resources
Glossary
The words these docs use.