By outcome
| Need | Check | Type |
|---|---|---|
| Content ownership | ownership-basic | Instant |
| Social link | ownership-social | Interactive |
| Domain | ownership-dns-txt | Lookup |
| Org / team | ownership-org-oauth | Interactive |
| Username / handle | ownership-pseudonym | Instant |
| Linked wallets | wallet-link | Instant |
| NFT gate | nft-ownership | Lookup |
| Token gate | token-holding | Lookup |
| Contract control | contract-ownership | Lookup |
| Human | proof-of-human | Interactive |
| Wallet risk | wallet-risk | Lookup |
| Content safety | ai-content-moderation | Lookup |
| Agent identity | agent-identity | Instant |
| Agent authority | agent-delegation | Instant |
Types
| Type | Behavior | Examples |
|---|---|---|
| Instant | Wallet signs | ownership-basic, agent-identity |
| Interactive | Hosted flow | ownership-social, proof-of-human |
| Lookup | Live state | nft-ownership, token-holding |
By category
Identity
| Check | Confirms |
|---|---|
| ownership-social | Social account |
| ownership-dns-txt | Domain |
| ownership-org-oauth | Org membership |
| ownership-pseudonym | Username |
| wallet-link | Linked wallets |
Ownership
| Check | Confirms |
|---|---|
| ownership-basic | Content / claim |
| contract-ownership | Contract control |
Access
| Check | Confirms |
|---|---|
| nft-ownership | NFT holder |
| token-holding | Balance threshold |
Abuse
| Check | Confirms |
|---|---|
| proof-of-human | Human |
| wallet-risk | Risk signal |
| ai-content-moderation | Content safety |
Agents
| Check | Confirms |
|---|---|
| agent-identity | Who the agent is |
| agent-delegation | What the agent may do |
Bundles
Ready-made?preset= bundles, or combine checks with ?verifiers=id1,id2. See Presets.
| Preset | Checks | For |
|---|---|---|
agent-pack | agent-identity + agent-delegation + wallet-risk | Scoped agents |
project-pack | contract-ownership + ownership-dns-txt | Project trust |
creator-pack | ownership-basic + ai-content-moderation | Content trust |
workspace-pack | ownership-social + ownership-basic + agent-identity + wallet-link | Team onboarding |
Next
Quickstart
First proof.
Hosted Verify
Guided.