piebald-ai--claude-code-system-prompts/system-prompts/tool-description-webfetch-concise.md

Fetches a URL, converts the page to markdown, and answers prompt against it using a small fast model.

• Fails on authenticated/private URLs — use an authenticated MCP tool or gh for those instead.${IS_ARTIFACT_TOOL_ENABLED?" Exception: claude.ai/code/artifact/{uuid} URLs ARE fetchable via your claude.ai login — use WebFetch, not curl (curl gets the SPA shell or a Cloudflare 403).":""}
• HTTP is upgraded to HTTPS. Cross-host redirects are returned to you rather than followed; call again with the redirect URL.
• Responses are cached for 15 minutes per URL.