> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes.

# WikipediaSearchSkill

> Search Wikipedia for article summaries. No API key required.

[add-skill]: /docs/server-sdks/reference/typescript/agents/agent-base/add-skill

Search Wikipedia for information about a topic and return article summaries.
Uses Node's native `fetch` with a 10-second timeout. No API key required.

**Class:** `WikipediaSearchSkill`

**Tools:** `search_wiki`

**Env vars:** None

**`num_results`** `integer` — default: 1

Maximum number of Wikipedia articles to return (range `1-5`).

---

**`no_results_message`** `string`

Custom message returned when no articles match the query. Supports a
`{query}` placeholder that is substituted with the user's query text.
Defaults to a generic "couldn't find any Wikipedia articles for '\{query}'"
fallback.

---

## Example

```typescript {6-8}
import { AgentBase, WikipediaSearchSkill } from '@signalwire/sdk';

const agent = new AgentBase({ name: 'assistant', route: '/assistant' });
agent.setPromptText('You are a helpful assistant.');

await agent.addSkill(new WikipediaSearchSkill({
  num_results: 2,
}));

agent.run();
```

> Search Wikipedia for article summaries. No API key required.