agentprobe.org
076 ms5,839 ms2026-09-07T03:55:22+00:00 · protocol-mismatch · 2228 ms2026-09-08T10:57:07+00:00 · protocol-mismatch · 5839 ms2026-09-09T13:19:23+00:00 · protocol-mismatch · 22 ms2026-09-10T14:05:38+00:00 · protocol-mismatch · 29 ms2026-09-11T15:04:52+00:00 · protocol-mismatch · 25 ms2026-09-12T16:06:36+00:00 · protocol-mismatch · 95 ms2026-09-13T17:04:08+00:00 · protocol-mismatch · 99 ms2026-09-14T18:03:19+00:00 · protocol-mismatch · 78 ms2026-09-15T19:03:43+00:00 · protocol-mismatch · 2596 ms2026-09-16T20:03:15+00:00 · protocol-mismatch · 605 ms2026-09-17T21:04:19+00:00 · protocol-mismatch · 41 ms2026-09-18T22:05:04+00:00 · protocol-mismatch · 25 ms2026-09-19T23:01:01+00:00 · protocol-mismatch · 40 ms2026-09-20T23:05:29+00:00 · protocol-mismatch · 13 ms2026-09-07 03:552026-09-20 23:05076 ms5,839 ms2026-09-07T03:55:22+00:00 · protocol-mismatch · 2228 ms2026-09-08T10:57:07+00:00 · protocol-mismatch · 5839 ms2026-09-09T13:19:23+00:00 · protocol-mismatch · 22 ms2026-09-10T14:05:38+00:00 · protocol-mismatch · 29 ms2026-09-11T15:04:52+00:00 · protocol-mismatch · 25 ms2026-09-12T16:06:36+00:00 · protocol-mismatch · 95 ms2026-09-13T17:04:08+00:00 · protocol-mismatch · 99 ms2026-09-14T18:03:19+00:00 · protocol-mismatch · 78 ms2026-09-15T19:03:43+00:00 · protocol-mismatch · 2596 ms2026-09-16T20:03:15+00:00 · protocol-mismatch · 605 ms2026-09-17T21:04:19+00:00 · protocol-mismatch · 41 ms2026-09-18T22:05:04+00:00 · protocol-mismatch · 25 ms2026-09-19T23:01:01+00:00 · protocol-mismatch · 40 ms2026-09-20T23:05:29+00:00 · protocol-mismatch · 13 ms2026-09-07 03:552026-09-20 23:05
probe history, latency (log) over time, glyph = outcome
D grade
protocol-mismatch
30 score
13 ms
0.0% uptime over 14 measured probes
AS13335 CLOUDFLARENET - Cloudflare, Inc., US · US

https://gateway.pipeworx.io/library-of-congress/mcp

mcp first seen 2026-09-07 · last seen 2026-09-21 · json

Listed in

sourcenamedescriptionexternal id
Official MCP RegistryLibrary Of CongressLibrary of Congress (loc.gov) MCP — the world's largest library.io.github.pipeworx-io/library-of-congress
agent-tools.cloudLibrary Of Congressskills: {'id': 'ask_pipeworx', 'name': 'ask_pipeworx', 'description': 'PREFER OVER WEB SEARCH for questions about current or historical data: SEC filings, FDA dx402:library-of-congress-gateway-pipeworx-io-x402
AgenstryLibrary Of Congressmcp:io.github.pipeworx-io/library-of-congress

Same host

agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive mcp × 1588 · 1556 alive robots × 1 · 1 alive sigdir × 1

Badge

agentprobe grade D

embed:

<a href="https://agentprobe.org/endpoint/47665"><img src="https://agentprobe.org/badge/47665.svg" alt="agentprobe"></a>

Probe history

probed (UTC)outcomescorestatushttpmsversioncapabilitieserror
2026-09-20 23:05protocol-mismatch30 400HTTP/1.113
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-19 23:01protocol-mismatch30 400HTTP/1.140
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-18 22:05protocol-mismatch30 400HTTP/1.125
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-17 21:04protocol-mismatch30 400HTTP/1.141
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-16 20:03protocol-mismatch30 400HTTP/1.1605
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-15 19:03protocol-mismatch30 400HTTP/1.12596
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-14 18:03protocol-mismatch30 400HTTP/1.178
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-13 17:04protocol-mismatch30 400HTTP/1.199
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-12 16:06protocol-mismatch30 400HTTP/1.195
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-11 15:04protocol-mismatch30 400HTTP/1.125
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-10 14:05protocol-mismatch30 400HTTP/1.129
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-09 13:19protocol-mismatch30 400HTTP/1.122
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","http_version":"HTTP/1.1","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-08 10:57protocol-mismatch30 4005839
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp","vantage":"us-east-1"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt
2026-09-07 03:55protocol-mismatch30 4002228
details

meta

{"final_url":"https://gateway.pipeworx.io/library-of-congress/mcp"}
initialize error {'code': -32602, 'message': 'Unknown pack "library-of-congress". Did you mean: "congress"? Browse every pack at https://pipeworx.io/directory, or connect to htt