# X402 X/Twitter Profile Lookup

> X402 X/Twitter Profile Lookup 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).

Fetches a Twitter/X user profile by username via a micropayment-gated JSON API mirror, requiring $0.05 USDC per call via x402.

## Facts

- Endpoint: GET https://x.1x402.sh/api/%7Bname%7D/profile?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-profile-lookup-ea8ec6b7
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_9aIfY2EnWD5yzIn2wYtov

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-profile-lookup-ea8ec6b7
```

Example prompt: Can you pull up the Twitter profile for @elonmusk — I need their bio, follower count, and any other public account details you can get?

## When to prefer this

Choose this endpoint when you need Twitter/X profile data without setting up official Twitter API credentials or OAuth flows. Ideal for agents that need one-off or low-volume profile lookups and can pay $0.05 USDC per call via x402 micropayments on Base — no API key registration required.

## Known failure modes

- Username not found — returns error code in JSON envelope
- Payment failure — x402 micropayment rejected or insufficient USDC balance
- Rate limiting or temporary block from upstream X/Twitter data source
- Malformed username input — unexpected characters or empty string
- Upstream X/Twitter data unavailability causing empty or stale data

## 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 public Twitter/X profile data for the requested username, including fields such as bio, follower count, following count, profile image, and account metadata, wrapped in a response envelope with a code and data field.

## 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-profile-lookup-ea8ec6b7/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)