Why SaaS and Reddit fit
SaaS buyers ask specific questions ("best tool for X", "Y vs Z", "is W worth it") and Reddit threads answer them in the buyer's own language. Those threads rank in Google and feed ChatGPT, Perplexity and Google AI Overviews, so a strong Reddit presence puts you in the exact moment a buyer is choosing.
The subreddits that matter for SaaS
Map the communities where your users actually are: r/SaaS, r/startups, r/Entrepreneur, and the tool or role-specific subreddits for your category, such as r/devops, r/marketing or r/sales. General subreddits like r/technology rarely convert. Depth in three relevant communities beats a shallow spread.
The moves that work
Find threads that already rank or get cited for your category. Answer the question fully, then mention your product only where it genuinely helps, as one option with a reason. Keep the thread alive with real follow-up. Then track whether AI tools start naming you.
What to measure
Not upvotes. Ask the AI tools your buyers use the questions your buyers ask, and watch whether your product appears and which thread is cited. That is the metric that ties Reddit SEO to pipeline. If you would rather have this run for you, Upvote Labs does SaaS-focused Reddit SEO and reports exactly these citations.