# fastapi.online — Executive Summary Generator

> fastapi.online — Executive Summary Generator is a paid API for AI agents from api.fastapi.online, paid per call via x402, $0.0015/call, status unknown (last checked 2026-09-15).

Generates a concise executive summary from a long-form text document or content block

## Facts

- Endpoint: POST https://api.fastapi.online/executive-summary-generate
- Price: $0.0015/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/fastapi-online-executive-summary-generator-0f6b3b22
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fAg-WXvmHSs5XjKBUf18o

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 fastapi-online-executive-summary-generator-0f6b3b22 -d '<json body>'
```

Example prompt: Can you generate an executive summary of this 5,000-word market research report? Here's the full text: [paste document content]

## When to prefer this

Choose this endpoint when you need a quick, pay-per-call executive summary generation without managing an API key or subscription. Ideal for infrequent or automated document summarization workflows where crypto micropayments (USDC via x402) are acceptable and no signup is desired. Best for business documents up to 20,000 characters.

## Known failure modes

- Content too short (below minLength of 1 character) returns validation error
- Content exceeds 20,000 character limit returns 422 or rejection
- Payment not included or insufficient USDC results in 402 Payment Required
- Malformed request body returns 422 Unprocessable Entity
- Model inference timeout for very complex documents

## How this service works

Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&amp;A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding &amp; crypto utilities, date/time calculators, geo/coordinate math, math &amp; finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.

## Output

A concise executive summary text distilled from the submitted content, highlighting the most important points, conclusions, or findings in a business-ready format suitable for senior audiences.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "content": {
   "type": "string",
   "maxLength": 20000,
   "minLength": 1
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/fastapi-online-executive-summary-generator-0f6b3b22/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.fastapi.online](https://www.zero.xyz/host/api.fastapi.online/llms.txt)