GroundTruth: 2026 US Tariff & Landed Cost is answering right now. Last checked 3 min ago. It exposes 2 tools.
Source-linked 2026 US duty and landed cost facts for AI agents: layered tariffs, MPF and HMF.
Today is the operative word: we check GroundTruth: 2026 US Tariff & Landed Cost every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 3 min ago.
claude mcp add groundtruth --transport http https://winter-river-47fc.contentforge-press.workers.dev/mcp
https://winter-river-47fc.contentforge-press.workers.dev/mcp
[mcp_servers.groundtruth]
url = "https://winter-river-47fc.contentforge-press.workers.dev/mcp"
{
"mcpServers": {
"groundtruth": {
"url": "https://winter-river-47fc.contentforge-press.workers.dev/mcp"
}
}
}
{
"servers": {
"groundtruth": {
"type": "http",
"url": "https://winter-river-47fc.contentforge-press.workers.dev/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
compute_tariff
list_tariff_categories
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://winter-river-47fc.contentforge-press.workers.dev/mcp | streamable-http | answering | 108 ms | 3 min ago |
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