# Agent x402 Description

> Agent x402 Description is a paid API for AI agents from agent402.vercel.app, paid per call via x402, $0.0001/call, status unknown (last checked 2026-09-14).

Returns a description of the Agent x402 autonomous agent, which executes actions and payments using the x402 protocol.

## Facts

- Endpoint: GET https://agent402.vercel.app/description
- Price: $0.0001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/agent-x402-description-5acfd40b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-XwInEK-RamrCs5hvYjNZ

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-x402-description-5acfd40b
```

Example prompt: Can you fetch the description and capabilities of the Agent x402 autonomous agent so I know what actions and payments it can perform on its own?

## When to prefer this

Use this endpoint when you need to programmatically retrieve a description of the Agent x402 service — particularly when onboarding, auditing, or integrating the agent into a larger autonomous workflow and need to confirm its capabilities before invocation.

## Known failure modes

- Endpoint unavailable on Vercel deployment (503/502)
- Empty or malformed response body
- x402 payment of 0.0001 USDC not fulfilled, returning 402 Payment Required
- Rate limiting or network timeout

## How this service works

Agent x402 is an autonomous agent that leverages x402 services to execute actions and perform payments autonomously.
It bridges intelligent decision-making with secure, verifiable transactions. Enabling self-governing operations without human intervention

## Output

A textual description of the Agent x402 autonomous agent, covering its purpose, capabilities, how it uses x402 services to execute actions, and how it handles autonomous payments and self-governing operations without human intervention.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/agent-x402-description-5acfd40b/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agent402.vercel.app](https://www.zero.xyz/host/agent402.vercel.app/llms.txt)