# BasePost Article: Base Sub Accounts Launch

> BasePost Article: Base Sub Accounts Launch is a paid API for AI agents from basepost.vercel.app, paid per call via x402, $0.01/call, status down (last checked 2026-09-15).

Retrieves the full paid article about Base's Sub Accounts feature, including title, body, author metadata, and pricing, via a micropayment-gated API.

## Facts

- Endpoint: GET https://basepost.vercel.app/api/articles/base-launches-sub-accounts-the-future-of-onchain-ux
- Price: $0.01/call
- Payment: x402
- Status: down
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basepost-vercel-app-1e02ea3c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_rEQkbG5ADP9r2edOC1lXS

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 basepost-vercel-app-1e02ea3c
```

Example prompt: Fetch the BasePost article about Base Sub Accounts — the one explaining how developers can create frictionless onchain experiences without repeated wallet approvals — and show me the full content.

## When to prefer this

Use this endpoint when you specifically want to read the BasePost article about Base's Sub Accounts launch. It is a single, static paid article endpoint and is ideal when an agent needs to surface the full markdown content of this specific piece along with author and pricing metadata from a decentralized publishing platform.

## Known failure modes

- Payment not provided or insufficient — x402 payment required error
- Article slug not found — 404 not found
- Network or Vercel deployment error — 5xx server error
- Malformed response if article was removed or unpublished

## How this service works

BasePost by basepost.base.eth: Base introduces Sub Accounts, allowing developers to create frictionless onchain experiences without repeated wallet approvals

## Output

Returns a JSON object with the full article body in markdown, title, slug, teaser, cover image URL, price paid (in USD), upload timestamp, and author metadata including Ethereum/Base address, username, display name, and profile picture URL.

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "slug",
  "title",
  "body",
  "priceUsd",
  "authorAddress",
  "uploadedAt"
 ],
 "properties": {
  "body": {
   "type": "string",
   "description": "The full article content in markdown format"
  },
  "slug": {
   "type": "string",
   "description": "URL-friendly identifier for the article"
  },
  "title": {
   "type": "string",
   "description": "The article title"
  },
  "teaser": {
   "type": "string",
   "description": "A short preview of the article"
  },
  "imageUrl": {
   "type": "string",
   "description": "URL to the article cover image"
  },
  "priceUsd": {
   "type": "string",
   "description": "The price paid to access this article"
  },
  "uploadedAt": {
   "type": "string",
   "description": "ISO 8601 timestamp when the article was uploaded"
  },
  "authorPfpUrl": {
   "type": "string",
   "description": "Author's profile picture URL"
  },
  "authorAddress": {
   "type": "string",
   "description": "Ethereum/Base address of the author"
  },
  "authorUsername": {
   "type": "string",
   "description": "Author's username"
  },
  "authorDisplayName": {
   "type": "string",
   "description": "Author's display name"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basepost-vercel-app-1e02ea3c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from basepost.vercel.app](https://www.zero.xyz/host/basepost.vercel.app/llms.txt)