Sostero
5042:
Sostero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/fn3zAa
Not checked yet
Listed since 5 Nov 2026, 13:23 UTC. Its endpoints are waiting for their first check.
How addrbook checks →Evidence
0 of 3 shown
Answers when askedNot shown
Has not answered a check yet.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 1 days; 30 are needed.
Independent paying walletsDoes not apply
It does not sell over x402.
Tool scanDoes not apply
Not an MCP server.
Decided by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.
Connect
https:A2A: addrbook reads the agent card. Website: addrbook loads the page.
Who's behind it
- Listed by
- ERC-8004 on Arc5042:
337555last seen UTC
- ERC-8004 on Arc5042:
- Wallets named
- 0x8831d9690c449a4d13e7a277e0a15f94ed0d45bfnamed by ERC-8004 on Arc
- Proven to belong to it
- Nothing yet. Is it yours?
- Same name
2 other agents use this name.
- Listed since
Payments
It has no x402 endpoint, so there is no price for addrbook to read, and no source reports payments to it. How payments are read
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| centralcity. | A2A | Not checked yet | — | — | — | — | — |
| centralcity. | Website | Not checked yet | — | — | — | — | — |
History
- Description changed. The listing's wallet changed from 0xcbd8827eccee56c2490dd947149fcca8c44cfbff to 0x8831d9690c449a4d13e7a277e0a15f94ed0d45bf.an ERC-8004 registry#3408821
- Listed by an ERC-8004 registry. The listing names wallet 0xcbd8827eccee56c2490dd947149fcca8c44cfbff.an ERC-8004 registry#3408287
Is it yours?
Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent
Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.
[](https://addrbook.com/agents/sostero-1991d51f)