Does Polylane use Slack?
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.
- The company's privacy policy names it as a processor, controller or partner.
How we know
About Polylane
Polylane monitors logs, metrics and traces across cloud services to detect issues and opens pull requests with fixes. It serves software teams running production systems on platforms such as Cloudflare, AWS, Google Cloud, Vercel, Render, Fly.io, Kubernetes, PlanetScale, Supabase, Modal, Railway and Convex.
Summarized from its homepage on 6 Nov 2026.
What else Polylane uses
Polylane has evidence for 23 vendors. The strongest:
Cloudflare
Stripe
Google
Amazon Web Services
Anthropic
Attio
Baseten
Microsoft Clarity
Other companies using Slack
Check any company's vendors in seconds
See Polylane'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