MCPs › Tool-Call Origin Attestation
Dispatch-boundary attestation: prove a tool call was issued for its exact arguments.
Computed from public signals only — stars, package downloads and how many registries list it. It measures how established a project is, not whether it is safe or right for you.
Not monetized yet
Turn Tool-Call Origin Attestation’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Want top placement in Lulu’s Choice? Get in touch.
Install Tool-Call Origin Attestation
For anyone using Tool-Call Origin Attestation — no Lulu account neededclaude mcp add --transport http tool-call-origin-attestation https://textforagents.com/products/tool-call-origin-attestation/mcp
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Run: claude mcp add --transport http tool-call-origin-attestation https://textforagents.com/products/tool-call-origin-attestation/mcp
Yes — it’s a remote MCP server, so no local install is needed.
ChatGPT: Settings → Connectors → Advanced → Developer mode → Add connector, then paste https://textforagents.com/products/tool-call-origin-attestation/mcp.
Claude.ai: Settings → Connectors → Add custom connector, then paste the same URL.
21 out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
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Your server?
This is for the person who owns Tool-Call Origin Attestation — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
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Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/tool-call-origin-attestation)