# Fetchgate Agent Eval Harness Templates Purchase

> Fetchgate Agent Eval Harness Templates Purchase is a paid API for AI agents from fetchgate.dev, paid per call via x402, $39/call, status unknown (last checked 2026-10-10).

Purchase and receive a time-limited download link for agent evaluation harness templates via x402 USDC micropayment

## Facts

- Endpoint: GET https://fetchgate.dev/v1/buy/agent-eval-harness-templates?utm_source=zero.xyz
- Price: $39/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/fetchgate-agent-eval-harness-templates-purchase-1de0be25
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_rF0x7C12g2DxM8TM15Uce

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 fetchgate-agent-eval-harness-templates-purchase-1de0be25
```

Example prompt: Buy me the agent eval harness templates from Fetchgate — pay the $39 USDC fee and give me the download link.

## When to prefer this

Use this endpoint when an AI agent needs to autonomously purchase and access the agent eval harness templates digital product using USDC via x402 protocol, without requiring a user account or manual checkout. Prefer this over manual card checkout when running in an automated or headless agent context where crypto micropayments are available.

## Known failure modes

- Payment declined or insufficient USDC balance — 402 Payment Required with payment details
- Invalid or expired payment proof — 401 Unauthorized
- Product not found or unavailable — 404 Not Found
- Download link already expired (TTL 900s) — link becomes invalid after 15 minutes
- Network timeout or server error — 500 Internal Server Error

## How this service works

Buy digital goods over plain HTTP or MCP — GET a catalog, pay in USDC via x402 or check out with a card, no account required. Plus a web-content API: any URL as clean Markdown or structured metadata.

## Output

A JSON object containing the product ID ('agent-eval-harness-templates'), a signed temporary download URL (valid for 900 seconds / 15 minutes), and the expiry duration in seconds. The agent must use the download URL promptly before it expires.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "productId": "agent-eval-harness-templates",
  "downloadUrl": "https://fetchgate.dev/v1/download/agent-eval-harness-templates?exp=1700000000&sig=<hex>",
  "expiresInSeconds": 900
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/fetchgate-agent-eval-harness-templates-purchase-1de0be25/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from fetchgate.dev](https://www.zero.xyz/host/fetchgate.dev/llms.txt)