# x402-seller Text Summarizer (Claude Haiku)

> x402-seller Text Summarizer (Claude Haiku) is a paid API for AI agents from x402-seller-0ay3.onrender.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).

Summarizes text (articles, transcripts, reports) into a configurable number of sentences using Claude Haiku, preserving the source language.

## Facts

- Endpoint: POST https://x402-seller-0ay3.onrender.com/api/ai/summarize
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402-seller-text-summarizer-claude-haiku-6932ebdb
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_XeXKvMIqSsTewTKXlTCm6

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-seller-text-summarizer-claude-haiku-6932ebdb -d '<json body>'
```

Example prompt: Can you summarize this article into 5 sentences? Here's the text: [paste text here]

## When to prefer this

Choose this endpoint when you need fast, language-preserving text summarization with a precise sentence count constraint, powered by Claude Haiku. Ideal when you need multilingual summaries without translation, when you want a cost-predictable $0.01/call AI summarization step in an agent workflow, or when your input is under 8000 characters and you need a concise digest quickly.

## Known failure modes

- Text exceeds 8000 character limit — request rejected
- max_sentences outside 1-10 range — validation error
- Upstream Claude Haiku API unavailable — 502/503 error
- Payment not sent or insufficient USDC — 402 Payment Required
- Empty or missing 'text' field — 400 Bad Request

## How this service works

Summarize text (article, transcript, report) into a given number of sentences, via Claude Haiku 4.5. Preserves the source text's language. JSON body: {text: string (max 8000 chars), max_sentences?: integer 1-10 (default 3)}.

## Output

A JSON object containing a 'summary' field with the condensed text and a 'sentence_limit' field indicating the requested maximum number of sentences. The summary preserves the original language of the input text.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "text": {
   "type": "string",
   "description": "Text to summarize (max 8000 chars)."
  },
  "max_sentences": {
   "type": "integer",
   "description": "Maximum number of sentences in the summary (1-10, default 3)."
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "summary": "Concise summary here.",
  "sentence_limit": 3
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402-seller-text-summarizer-claude-haiku-6932ebdb/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402-seller-0ay3.onrender.com](https://www.zero.xyz/host/x402-seller-0ay3.onrender.com/llms.txt)