New Site Radar vs OpenTools
Disclosure: we build New Site Radar. Everything below about OpenTools comes from its public pages as we read them on October 3, 2026 (sources at the bottom). Products change; if something here is out of date, email hello@newsiteradar.com and we will fix it.
OpenTools is an AI tools directory for searching and comparing tools by task, category and pricing, with an "Ask AI" search. New Site Radar organizes discovery around recent website registration and growing traffic, with payment signals and modelled revenue ranges for niche research.
Side by side
- What it tracks
- New Site Radar: AI tool sites registered in 2025 or later that are gaining traffic
- OpenTools: AI tools of every kind: 2,500+ curated tools searchable by task, category and pricing, with lists for all time, this month and today, plus directories of AI models, MCP servers and AI experts
- Interface language
- New Site Radar: English, Spanish, Simplified Chinese
- OpenTools: English (other languages not checked)
- Paid plan
- New Site Radar: Pro $19/month or $149/year
- OpenTools: Free for readers; paid options are for tool makers: newsletter ads at about $10 CPM (primary placement) or about $30 CPM (edition takeover); tool submissions need a paid listing subscription (price not shown before sign-in)
- Free plan
- New Site Radar: 20-site monthly sample of the rankings, every site page, watchlist of 10 sites
- OpenTools: Browsing and searching the directory, and a free AI newsletter
- Second-source check of traffic numbers
- New Site Radar: Yes: traffic is compared with a second, independent source (search-traffic estimates, or Tranco rank for brand-driven sites); sites only one source covers are labelled; site owners can request a correction, with review outcomes shown on the site page.
- OpenTools: Not described on the pages we checked
- Revenue view
- New Site Radar: Detected payment provider and real pricing, with a modelled revenue range and its confidence
- OpenTools: Not described on the pages we checked
- API / MCP
- New Site Radar: Remote MCP server, 7 read-only tools; free accountless key: 20 calls/day, Pro-only fields hidden; Pro keys: no daily cap.
- OpenTools: Not described on the pages we checked
When OpenTools is the better fit
- You want an "Ask AI" search for finding AI tools.
- You need an AI models directory showing pricing and context window.
When New Site Radar is the better fit
- You want AI tool sites that launched recently and are starting to grow, before they are well known.
- You want to know how far to trust each number: every figure is checked against a second source where one exists, and the evidence is on the site page (see the methodology).
- You want to query the data from Claude Code, Cursor or Codex over MCP.
Try it: the growth rankings have a free monthly sample, and Pro shows the full board.
Sources
- OpenTools home page: https://opentools.ai/ (checked October 3, 2026)
- OpenTools launch page: https://opentools.ai/friends/launch-tool (checked October 3, 2026)
- OpenTools advertising page: https://marshy-teller-328.notion.site/Advertise-With-OpenTools-37cb46049ad8809cb84bc22cb6fb03ed (checked October 3, 2026)
- OpenTools newsletter: https://newsletter.opentools.ai/ (checked October 3, 2026)
- New Site Radar: pricing, methodology