# the402.ai Content Summarization

> the402.ai Content Summarization is a paid API for AI agents from api.the402.ai, paid per call via x402, $0.008/call, status down (last checked 2026-09-15).

Purchases and executes an AI-powered content summarization service, condensing long-form text or documents into concise summaries

## Facts

- Endpoint: POST https://api.the402.ai/v1/services/svc_f6a85cc2496845c8/purchase
- Price: $0.008/call
- Payment: x402
- Status: down
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-the402-ai-a28ecb2d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_NodeT-ejs1l7DRDJO4PzO

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 api-the402-ai-a28ecb2d -d '<json body>'
```

Example prompt: Can you summarize this article for me? Here's the full text: [paste article]. I need a concise summary that captures the main points — use the402.ai summarization service to do it.

## When to prefer this

Choose this endpoint when you need on-demand AI text summarization with pay-per-use micropayment pricing via x402/USDC, without a subscription. Ideal for agents operating autonomously that need to process and condense content cost-effectively at $0.008 per call.

## Known failure modes

- Insufficient USDC balance or payment failure — returns 402 Payment Required
- Content too long or exceeds token limits — returns 400 Bad Request
- Empty or missing content body — returns 400 validation error
- Service temporarily unavailable — returns 503
- Invalid authentication or API key — returns 401 Unauthorized

## How this service works

Purchase: Content Summarization

## Output

A concise summary of the provided content, condensing the key points and main ideas from the original text. The response likely includes the summarized text along with job/payment confirmation metadata.

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "job_id": {
   "type": "string"
  },
  "status": {
   "type": "string"
  },
  "thread_id": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-the402-ai-a28ecb2d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.the402.ai](https://www.zero.xyz/host/api.the402.ai/llms.txt)