Companies using Inkeep and PostHog

6 companies in our data have public evidence for both Inkeep and PostHog, and 3 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

6companies use both

75%of Inkeep users

under 1%of PostHog users

3name both as subprocessors

Companies using one are 10 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

Company	Inkeep	PostHog
Nylasnylas.comNylas provides APIs for email, calendar, contacts, and meeting data that sync across providers like Gmail, Microsoft Graph, Exchange, and IMAP.Communications Developer tools
Penpotpenpot.appPenpot is an open-source design platform for UI design, design systems, and prototyping.Design and creative Developer tools
Recall.aiDeveloper tools
Langfuselangfuse.comLangfuse is an open source platform for tracing, evaluating, and improving AI agents.AI and machine learning Developer tools
Ablyably.comAbly provides realtime infrastructure for message delivery, ordering, and failover, along with APIs and products for pub/sub, chat, AI transport, live objects, spaces, and database sync.Cloud and infrastructure Developer tools
Clerkclerk.comClerk provides authentication and user management features for applications, including sign-in, multi-factor authentication, and multi-tenancy.Developer tools Identity and access

The two technologies

Inkeep

Support and chat

Inkeep is an AI agent platform for building and deploying AI agents. It is used to create customer-facing assistants and coworker agents that answer customer questions, automate resolution tasks, and keep knowledge bases up to date.

Summarized from inkeep.com on 8 Nov 2026.

75% of the 8 companies we see using Inkeep also show the other.

All 8 companies using Inkeep 5 name it as a subprocessor More in Support and chat

PostHog

Analytics

PostHog is a platform that ingests and stores product analytics, errors, session replays, and business data so teams and their AI agents can query and act on it. It is used to answer product questions, investigate issues across tools, and give agents product context.

Summarized from posthog.com on 8 Nov 2026.

under 1% of the 1,752 companies we see using PostHog also show the other.

All 1,752 companies using PostHog 1,109 name it as a subprocessor More in Analytics

Other pairs

Companies with their own evidence for both.

More with Inkeep

Cloudflare8companies

Google Workspace8companies

Amazon Web Services6companies

Stripe6companies

Google Analytics5companies

Slack5companies

Questions

How many companies use both Inkeep and PostHog?

6 companies in StrataDB's data have public evidence for both, and 3 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Inkeep and PostHog?

Nylas, Penpot, Recall.ai, Langfuse and Ably, and 1 more company. Each one links to the evidence behind it.

How does StrataDB know a company uses Inkeep and PostHog?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Inkeep and PostHog

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

Every company and vendor, with its public source
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