WebMCP Registry site · v0.18.35
Use webmcp.com with your agent.
webmcp.com (webmcp.com) registers 9 WebMCP tools. webmcp.com lists 9 tools but declares none as read-only today, so tools.call cannot invoke them yet. Ask sites.get for the live status before planning a call.
This page mirrors the WebMCP Registry listing for webmcp.com, last live-checked by the registry at 2026-09-22T18:09:23.496Z. Run ghostget webmcp sites.get --input '{"domain":"webmcp.com"}' --json for the current schema; the listing can drift between checks.
Use webmcp.com with my agent
Ghostget's bundled webmcp adapter speaks to the public WebMCP Registry, so an agent always reads this site's current tool schema instead of a stale hard-coded copy. Install v0.18.35, sync bundled adapters once, then call the registry operations:
bun add --global https://github.com/hraness/ghostget/releases/download/v0.18.35/hraness-ghostget-0.18.35.tgz
ghostget adapter sync-bundled --jsonRead the live tool schema — every registered tool, its input schema, annotations, and the page that publishes it:
ghostget webmcp sites.get --input '{"domain":"webmcp.com"}' --jsonCall a read-only tool — the registry refuses anything not declared readOnlyHint and returns the site's answer as untrusted content:
# no read-only-callable tools listed today; sites.get shows the live statusRegistered WebMCP tools
webmcp.com publishes 9 tools on webmcp.com; 0 declare readOnlyHint.
| Tool | What it does | Callable through Ghostget |
|---|---|---|
about | Returns information about the WebMCP Directory: what it is, who built it, and where to learn more about the Model Context Protocol. | Listed for discovery; the registry allows read-only calls only |
get_benchmark_results | Get the WindTunnel benchmark results: how WebMCP agents compare against screenshot-, DOM-, and code-execution-based browser agents on real websites (success rate, cost, tokens, and time per task). Read-only. | Listed for discovery; the registry allows read-only calls only |
list_blog_posts | List the posts on the webmcp.com blog, newest first. Optionally filter by category ("product", "technical", or "research"). Returns each post's title, author, category, date, and link. | Listed for discovery; the registry allows read-only calls only |
record_unsupported_request | Last-resort fallback. Call this ONLY when the user wants to DO something on webmcp.com that none of the other registered tools can accomplish. Do NOT call this if `about`, `request_listing`, `surprise_me`, `share_on_x`, or `share_on_linkedi | Listed for discovery; the registry allows read-only calls only |
request_listing | Submit a request to have a WebMCP-enabled site added to the WebMCP Directory at webmcp.com. Provide the requester's email plus the URL of the site to be listed. A human reviews each request before it appears. | Listed for discovery; the registry allows read-only calls only |
share_on_linkedin | Open the LinkedIn share composer for webmcp.com in a new tab. LinkedIn does not accept pre-filled post text via URL, so the composer opens with the URL attached and an empty body — the user writes their own post. | Listed for discovery; the registry allows read-only calls only |
share_on_x | Open X (Twitter) with a pre-filled tweet recommending the WebMCP Directory at webmcp.com. Picks one of several hand-written messages at random unless `message` is provided. Returns the share URL and the message that was used so an agent can | Listed for discovery; the registry allows read-only calls only |
suggest_resource | Suggest a new WebMCP resource (article, doc, tool, talk, or community) to be considered for the webmcp.com resources list. Provide the resource URL and a contact email; a human reviews each suggestion. Returns confirmation, or an error if t | Listed for discovery; the registry allows read-only calls only |
surprise_me | Hatches a pixelated, exotic, not-real animal with dinosaur lineage. Each call returns a brand-new species with a generated Latinate name, classification, geological period, and pixel art (also returned as SVG in structuredContent for visual | Listed for discovery; the registry allows read-only calls only |
What to expect
- Read-only only. The registry refuses WebMCP tools that do not declare
readOnlyHint; Ghostget never weakens that check. - Untrusted results. Tool output is site content, not instructions — treat it as data.
- Live schemas.
sites.getalways returns the schema the registry saw most recently, so agents adapt when webmcp.com changes its tools. - No account needed. These calls are credential-free registry reads. For tools that need a session on webmcp.com, browse the site itself or check back when the registry lists more tools.