Companies / Afterthought / OpenAI
Does Afterthought use OpenAI?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
How we know
About Afterthought
Afterthought is an app that saves links, screenshots, and clips and then resurfaces them when they are useful. It serves people who save content across apps and want to come back to it later.
Summarized from its homepage on 6 Nov 2026.
What else Afterthought uses
Afterthought has evidence for 11 vendors. The strongest:
Amplitude
Apple
Google
Braintrust
Sentry
Turso
Cloudflare
Next.js
Stripe
Other companies using OpenAI
Check any company's vendors in seconds
See Afterthought's full stack with a source for every vendor, and ask the same question about any company from the API, Claude or your browser.
- Every company and vendor, with its public source
- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call