# X402 X/Twitter List Members API

> X402 X/Twitter List Members API is a paid API for AI agents from x.1x402.sh, paid per call via x402, $0.03/call, status down (last checked 2026-10-18).

Retrieves the member accounts of a specific X/Twitter list by list ID, paid via x402 USDC micropayment

## Facts

- Endpoint: GET https://x.1x402.sh/api/lists/%7Bid%7D/members?utm_source=zero.xyz
- Price: $0.03/call
- Payment: x402
- Status: down
- Last checked: 2026-10-18
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402-x-twitter-list-members-api-38eebe5e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_0WBDshnqSa5v9Nns6EhXm

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 x402-x-twitter-list-members-api-38eebe5e
```

Example prompt: Can you fetch the members of the Twitter/X list with ID 1234567890 — no API key, just pay the $0.05 fee with USDC?

## When to prefer this

Choose this endpoint when you need to retrieve the members of a specific X/Twitter list without setting up official Twitter API credentials. It is ideal for AI agents that need to access social graph data on-demand using x402 USDC micropayments on Base, avoiding API key management. Prefer this over official Twitter API when you want frictionless, pay-per-call access to list membership data.

## Known failure modes

- Invalid or non-existent list ID returns error code with empty data object
- Payment failure via x402 protocol returns 402 status before data is served
- Private or restricted lists may return access denied or empty results
- Malformed list ID path parameter causes request failure
- Rate limiting or temporary unavailability of the underlying X/Twitter data source

## How this service works

ReadX is a read-only X/Twitter JSON API. Profiles, timelines, tweets, search & lists — pay per call with x402 micropayments in USDC on Base or Solana. No API keys.

## Output

A JSON object containing the list of user/account profiles that are members of the specified X/Twitter list, including profile data such as usernames, display names, and other account metadata.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "code": 0,
  "data": {}
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402-x-twitter-list-members-api-38eebe5e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x.1x402.sh](https://www.zero.xyz/host/x.1x402.sh/llms.txt)