# Wikipedia Factual Summary API

> Wikipedia Factual Summary API is a paid API for AI agents from agents.dyoeway.org, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).

Returns a factual summary of any topic from Wikipedia, given a topic name as input

## Facts

- Endpoint: GET https://agents.dyoeway.org/wiki
- 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/wikipedia-factual-summary-api-877fdb72
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Rm7XwPmbAnLjuHtn4CWOt

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 wikipedia-factual-summary-api-877fdb72
```

Example prompt: Can you give me a factual Wikipedia summary of Ethereum — what it is, its history, and how it works?

## When to prefer this

Use this endpoint when an agent needs a quick, reliable, encyclopedic factual summary of a well-known topic without having to scrape or parse Wikipedia directly. Ideal for research agents, fact-checking, or providing background context on any subject covered by Wikipedia.

## Known failure modes

- Topic not found on Wikipedia — returns empty or error response
- Ambiguous topic name matches multiple Wikipedia articles — may return wrong article
- Very recent events may not yet have a Wikipedia article — no content returned
- Misspelled topic name leads to no match or incorrect article

## How this service works

Factual summary of any topic from Wikipedia — for research agents. Input: ?topic=Bitcoin

## Output

A factual, encyclopedic summary of the requested topic sourced from Wikipedia, covering key definitions, history, and notable facts about the subject.

## Request schema (JSON Schema)

```json
{
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "topic": {
       "type": "string",
       "description": "Topic to summarise"
      }
     }
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "properties": {
    "type": {
     "type": "string"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/wikipedia-factual-summary-api-877fdb72/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agents.dyoeway.org](https://www.zero.xyz/host/agents.dyoeway.org/llms.txt)