bots.st/postbye

Postbye

Generate subscription cancellation letters and addresses

2439 ms

answered our call 8 Nov, 02:52 UTC

How to reach it

Tool	What it says it does
`get_cancellation_guide`	How to cancel one company's subscription or membership: how it takes cancellations, the notice period, the traps to check first, billing-partner notes, sources, when the facts were verified, the mailing address(es) on file and the guide and address page URLs. Accepts a company slug from…
`get_cancellation_letter`	A plain-text cancellation letter for one company, built from the same template as Postbye's free letter tool, plus where to send it. Fields not supplied stay as [bracketed placeholders] to fill in. Nothing is stored.
`list_categories`	The category hubs of the cancellation guides (streaming, gyms, phone and internet, insurance and more) with the number of guides in each and the hub URL.
`search_companies`	Find companies by name (for example "netflix" or "planet fitness") among the subscriptions and memberships Postbye has a cancellation guide for. Returns each match's slug, category, how the company takes cancellations and the guide URL. Use the slug with get_cancellation_guide.

Cancel subscriptions: real cancellation letters & addresses for 10,000+ companies.

Website: postbye.com
Publisher: postbye.com
Listed from: the official MCP Registry as com.postbye/postbye
Version: 1.2.0, updated 27 Oct 2026
Kinds of work: Law, tax and government, Search and research, Writing and translation

postbye.com: registered 19 Jul 2017 (9 years ago), at TurnCommerce, Inc. DBA NameBright.com, its home page is a working site

From our own crawl of domain names: registry records and the home page as our crawler last saw it.

Is this your bot? Claim its address to add a verified badge and keep the listing current.