# memoryapi.org ERC-8004 Agent Registration JSON

> memoryapi.org ERC-8004 Agent Registration JSON is a paid API for AI agents from agent.memoryapi.org, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).

Returns the ERC-8004 registration JSON file for memoryapi.org, serving as a canonical example of an AI agent identity file with 28 MCP services and x402 payment support.

## Facts

- Endpoint: GET https://agent.memoryapi.org/x402/erc8004/register
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/agent-memoryapi-org-1d0adec2
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_LbPJIrr_G7l4X2HWm0lJP

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability agent-memoryapi-org-1d0adec2
```

Example prompt: Can you fetch the ERC-8004 registration JSON for memoryapi.org so I can see a full example of an AI agent identity file with all 28 MCP services and x402 payment support listed?

## When to prefer this

Use this endpoint when you need a concrete, real-world example of an ERC-8004 agent registration file, want to inspect memoryapi.org's specific agent identity and service list, or need to verify what a complete x402-compatible MCP service registry looks like in practice.

## Known failure modes

- Payment required (402) if x402 micropayment of $0.001 USDC is not provided
- Service unavailable if agent.memoryapi.org is offline
- Malformed or incomplete JSON if the registration file is not properly maintained
- Network timeout if the endpoint is slow to respond

## How this service works

Get ERC-8004 registration JSON for memoryapi.org — a complete example of an AI agent registration file with 28 MCP services and x402 support.

## Output

Returns a complete ERC-8004-compliant JSON registration document for memoryapi.org, including agent name, description, a list of 28 MCP services, and x402 payment support configuration — serving as a canonical reference implementation of the standard.

## Example request

```json
{
 "limit": 20,
 "start_id": 1,
 "x402only": false
}
```

## Request schema (JSON Schema)

```json
{
 "properties": {
  "input": {
   "required": [
    "method"
   ],
   "properties": {
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/agent-memoryapi-org-1d0adec2/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agent.memoryapi.org](https://www.zero.xyz/host/agent.memoryapi.org/llms.txt)