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unsubscribe

Exposed by 1316 servers, with 5 different definitions behind the one name.

The same name does not mean the same tool here.

1316 servers expose unsubscribe and we have recorded 5 distinct definitions of it. Compare the parameters below before assuming one is a drop-in for another.

io.github.pipeworx-io/complex-portal reachable

EBI Complex Portal MCP.

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/comtrade reachable

Comtrade MCP — UN Comtrade API for international bilateral trade data

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/conceptnet reachable

ConceptNet MCP — open multilingual word/phrase relation graph

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/confluence reachable

Confluence MCP — wraps the Confluence Cloud REST API v2 (OAuth)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/congress reachable

Congress MCP — US Congress data via GovTrack API (free, no auth required)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/congressional-documents reachable

Congressional Documents — full-text search and retrieval over the official

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/conspiracy-theory reachable

conspiracy-theory MCP — wraps StupidAPIs (requires X-API-Key)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/coordinates reachable

Coordinate geometry MCP.

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/coresignal reachable

Coresignal MCP — LinkedIn-adjacent company + employee data (coresignal.com)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/corporate-apology reachable

corporate-apology MCP — wraps StupidAPIs (requires X-API-Key)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/could-have-been-email reachable

could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/countries reachable

Countries MCP — world country data from REST Countries API v3.1

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/country-state-city reachable

CountryStateCity MCP — wraps CountryStateCity API (api.countrystatecity.in/v1)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/court-listener reachable

CourtListener MCP — Free Law Project's CourtListener API (free, no auth required for basic access)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/cpsc reachable

CPSC MCP — US consumer-product safety recalls (CPSC, free, no auth).

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/crates reachable

Crates.io MCP — wraps the crates.io REST API v1 (free, no auth)

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/crawlbase reachable

Crawlbase MCP — wraps the Crawlbase Crawling API (crawlbase.com, formerly

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/crc reachable

Checksum MCP — CRC-32 & Adler-32.

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/creditcard reachable

Credit-card number validation MCP.

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
io.github.pipeworx-io/cricket reachable

Cricket MCP — wraps CricAPI (api.cricapi.com) for live cricket data.

Unsubscribe from Alerts

Cancel a subscription by id. Ownership is enforced — you can only cancel your own subscriptions. The row is deactivated (not deleted) so its historical events stay available via recent_alerts.

ParameterTypeDescription
id* string Subscription id (uuid) returned by subscribe.

* required

Author's annotations: readOnlyHint=False, openWorldHint=True, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.

no output schema sha256 b377a1b22c1cd914 read 2026-08-27 repository
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What this page is

Every field above is reproduced as the server published it at the time shown. The description and the annotations are claims by the server's author. Toolpin does not call tools, so we cannot tell you whether a tool does what it says.

What we can tell you is whether the claim changed. The hash covers the fields the MCP specification defines, so a vendor build stamp does not move it but a rewritten description does. See how we monitor, or this server's change history.