By outcome
| Need | Verifier | Type |
|---|---|---|
| Prove content ownership | ownership-basic | Instant |
| Link social accounts | ownership-social | Interactive |
| Verify domain control | ownership-dns-txt | Lookup |
| Verify team/org membership | ownership-org-oauth | Interactive |
| Gate by NFT ownership | nft-ownership | Lookup |
| Gate by token balance | token-holding | Lookup |
| Human verification | proof-of-human | Interactive |
| Wallet safety check | wallet-risk | Lookup |
| Register AI agent | agent-identity | Instant |
| Delegate agent permissions | agent-delegation | Instant |
Types
| Type | Behavior | Examples |
|---|---|---|
| Instant | Wallet signs, proof created immediately | ownership-basic, agent-identity |
| Interactive | User completes hosted flow | ownership-social, proof-of-human |
| Lookup | Check against live state | nft-ownership, token-holding, wallet-risk |
Categories
Identity
| Verifier | Proves |
|---|---|
| ownership-social | Linked social account |
| ownership-dns-txt | Domain control |
| ownership-org-oauth | Team/org membership |
| ownership-pseudonym | Username claim |
| wallet-link | Multiple wallets, one identity |
Ownership
| Verifier | Proves |
|---|---|
| ownership-basic | Content or claim ownership |
| contract-ownership | Smart-contract ownership or admin control |
Access
| Verifier | Proves |
|---|---|
| nft-ownership | NFT holder status |
| token-holding | Token balance threshold |
Abuse
| Verifier | Proves |
|---|---|
| proof-of-human | Human verification |
| wallet-risk | Wallet safety score |
| ai-content-moderation | Content safety |
Agents
| Verifier | Proves |
|---|---|
| agent-identity | Agent registration |
| agent-delegation | Agent permissions |
Bundles
| Bundle | Verifiers | For |
|---|---|---|
| AI Trust | ownership-basic + proof-of-human | AI content with human verification |
| Agent Pack | agent-identity + agent-delegation | Verified agents with scoped permissions |
| Community Gate | nft-ownership + proof-of-human | Protected communities |
| Org Onboard | ownership-org-oauth + ownership-dns-txt | Team and domain verification |
Next
Quickstart (SDK)
First proof.
Hosted Verify
Guided flow.