I'm interested in learning more about how successful SaaS businesses operate. Navigate to the 'Case Studies Database', apply the '>$10K MRR' and 'SaaS' filters. Then, select the case study for 'Craig Hewitt' and his business 'Castos'. Once on the case study page, identify and state the following: 1) The primary problem Castos solves. 2) One key marketing channel Craig used to grow Castos. 3) The number of customers Castos had when Craig shared his story.
Navigate to 'indiehackers.com'. Open the menu by clicking the 'Open Menu' button (ID 6). Click on the 'Case Studies DB' link (ID 70). Click on the 'Monthly Revenue' filter. Select the '>$10K MRR' option. Click on the 'Business Model' filter. Select the 'SaaS' option. Locate and click on the case study for 'Craig Hewitt' and 'Castos'. On the Castos case study page, identify the primary problem Castos solves. Identify one key marketing channel Craig used to grow Castos. Identify the number of customers Castos had when Craig shared his story. Synthesize all identified information into a concise answer.
The agent successfully navigates to the 'Case Studies Database'. The agent successfully applies the '>$10K MRR' filter. The agent successfully applies the 'SaaS' business model filter. The agent successfully navigates to Craig Hewitt's Castos case study page. The agent states that Castos solves the problem of 'podcast hosting and analytics'. The agent states a key marketing channel used, such as 'content marketing' or 'SEO'. The agent states that Castos had '1,000+ customers' when Craig shared his story.