BuiltToWinWeb
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https://built2winweb.com/mcpWebsiteOAuthMCP 2025-06-18v1.1.0last checked 8 Oct 2026spoke MCP on 100% of 91 checks (30 days)initialize in 422 msWill my client connect?
Decided from what the probe found at the endpoint, and from what each client's own documentation says it can complete. Every row carries the day that documentation was read.
✕Claude CodeNot supported
The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.
Claude Code docs · read on 2026-08-30
✕Claude (claude.ai & Desktop)Not supported
The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.
Claude (claude.ai & Desktop) docs · read on 2026-08-30
✕ChatGPTNot supported
The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.
ChatGPT docs · read on 2026-08-30
✕CursorNot supported
The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.
Cursor docs · read on 2026-08-30
✕VS Code (Copilot)Not supported
The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.
VS Code (Copilot) docs · read on 2026-08-30
How to authenticate
Checked against the endpoint by our probe on 8 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.
| Scheme | OAuth |
|---|---|
| Issuer | https://built2winweb.com |
| Dynamic client registration | ✓Advertised (RFC 7591) |
| Client ID Metadata Document | ✕Not advertised |
| PKCE | ✕None advertised MCP requires S256; a client that implements only that has no method in common with this server. |
| Grant types | client_credentials |
| Scopes | read |
| Protected-resource metadata | ✓Published (RFC 9728) |
| Anonymous access | Handshake succeeds; 8 tools listable |
| Documentation | https://built2winweb.com/auth.md |
What the probe found
The server exposes a public surface before authorization: search_site, list_offerings, request_quote, get_services, get_pricing, get_products, get_contact, get_page_markdown.
Tools
Contract history
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Status badge
Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.
[](https://mcpi.app/servers/builttowinweb)