Alternatives
ERC-8004 alternatives: 11 documented options compared (November 2026)
The main documented alternatives to ERC-8004 are 1Password for Agents, Beltic KYA, Concordium Agent Registry, IBM Agent Identity, Infisical open source Agent Vault, Microsoft Entra Agent ID, ServiceNow AI Passport, Socure Agent Intelligence, Visa Trusted Agent Protocol, Web Bot Auth, and x401.
Last verified 2026-11-03
Earlier records in this comparison were checked from 2026-10-21 through 2026-11-03.
Comparison
A cell reads not documented when the directory has no sourced value. The first row is this listing. The other rows are alphabetical by name.
| Listing | Status | Open source | Tags | License |
|---|---|---|---|---|
| ERC-8004This listing | Designed | Yes | registries, reputation, ethereum | CC0. The EIP says copyright and related rights are waived via CC0. |
| 1Password for Agents | Live | No | credentials, approvals | not documented |
| Beltic KYA | Beta | No | kya, http-signatures, credentials | not documented |
| Concordium Agent Registry | Live | No | registries, verification | not documented |
| IBM Agent Identity | Live | No | enterprise, oauth, audit | not documented |
| Infisical open source Agent Vault | Beta | Yes | credentials, proxy | The README says the repository is available under the MIT expat license, except the ee directory, which requires an Infisical license. |
| Microsoft Entra Agent ID | Live | No | enterprise, oauth, audit | not documented |
| ServiceNow AI Passport | Designed | No | credentials, enterprise, revocation | not documented |
| Socure Agent Intelligence | Beta | No | credentials, kya | not documented |
| Visa Trusted Agent Protocol | Live | No | http-signatures, merchants, cards, agent-verification | not documented |
| Web Bot Auth | Beta | Yes | http-signatures, bots, draft | Apache-2.0 for the Cloudflare repository. |
| x401 | Beta | Yes | credentials, http-401, openid4vp | Apache-2.0. |
How to choose
ERC-8004 is compared with the other listings in Identity and trust.
Tags on ERC-8004 are registries, reputation, ethereum.
Other tags differ across the table.
Status is Live for 1Password for Agents, Concordium Agent Registry, IBM Agent Identity, Microsoft Entra Agent ID, and Visa Trusted Agent Protocol. Status is Beta for Beltic KYA, Infisical open source Agent Vault, Socure Agent Intelligence, Web Bot Auth, and x401. Status is Designed for ERC-8004 and ServiceNow AI Passport.
Open source is yes for ERC-8004, Infisical open source Agent Vault, Web Bot Auth, and x401. Open source is no for 1Password for Agents, Beltic KYA, Concordium Agent Registry, IBM Agent Identity, Microsoft Entra Agent ID, ServiceNow AI Passport, Socure Agent Intelligence, and Visa Trusted Agent Protocol.
License for ERC-8004 is CC0. The EIP says copyright and related rights are waived via CC0. That field is documented on 4 listings in this comparison and reads not documented on the rest.
The table has 12 rows. The first row is ERC-8004. The other 11 rows are alphabetical by name. This page does not score listings.
Listings
- ERC-8004This listing
- 1Password for AgentsAlternative
- Beltic KYAAlternative
- Concordium Agent RegistryAlternative
- IBM Agent IdentityAlternative
- Infisical open source Agent VaultAlternative
- Microsoft Entra Agent IDAlternative
- ServiceNow AI PassportAlternative
- Socure Agent IntelligenceAlternative
- Visa Trusted Agent ProtocolAlternative
- Web Bot AuthAlternative
- x401Alternative
Comparisons
Questions
- What are the documented alternatives to ERC-8004?
- The main documented alternatives to ERC-8004 are 1Password for Agents, Beltic KYA, Concordium Agent Registry, IBM Agent Identity, Infisical open source Agent Vault, Microsoft Entra Agent ID, ServiceNow AI Passport, Socure Agent Intelligence, Visa Trusted Agent Protocol, Web Bot Auth, and x401.
- How were these alternatives chosen?
- They are the other listings in Identity and trust. A page is built only when that set has at least 3 other listings. Peers are alphabetical by name. The page does not score listings and does not read sponsor records.
- What does the phrase not documented mean?
- The phrase not documented means the directory has no sourced value for that field on that listing. The page does not fill a blank with a guess.
- Which fields are compared?
- The table columns are Status, Open source, Tags, and License.
- Is there a comparison page or a gap note?
- Yes. Microsoft Entra Agent ID vs ERC-8004 pairs ERC-8004 with one of these alternatives. A gap note for ERC-8004 is linked on this page.
- When was this page updated?
- The newest date among the records used here is 2026-11-03.