langchain.com
In short: Getting listed on LangChain Integrations is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Build your standalone integration package with tests and submit the required LangChain documentation PR.
Build your standalone integration package with tests and submit the required LangChain documentation PR.
Must fit an accepted integration type, pass standard tests, be published as a package, and complete code plus docs review.
Open the submission page on langchain.com and complete its form — that is the "Open submit page" link at the top of this page.
Must fit an accepted integration type, pass standard tests, be published as a package, and complete code plus docs review.
Priority sets the band — this one is high. Cost (free) and effort (moderate) move it within that band, which puts it in the high impact tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.