Best Search & SEO APIs (2026)
Best Search & SEO APIs (2026) are ReefAPI category hubs for live JSON: search and SEO APIs return SERP, keyword, trend and discovery signals. ReefAPI offers 2 search & seo APIs behind one key, one credit pool and the same { ok, data, meta, error } envelope, with examples derived from the catalog and committed live snapshots.
Ranked Search & SEO API list
Ordered by how many endpoints each API exposes, then alphabetically.
| # | Engine | What it returns | Actions | Snapshot sample | Free tier | Landing |
|---|---|---|---|---|---|---|
| 1 | Bing Search | Web search results — ranked organic pages with title, URL, snippet, answer box and related sear... | 4 | title: The Best Laptops We've Tested (September 2026) | PCMag | yes | View API |
| 2 | Google Trends | Currently trending searches for a geo (title + approx traffic + news articles) | 4 | geo: US; trends: miami airport | yes | View API |
What each Search & SEO API covers
Bing Search includes 4 actions (search, news, videos). Bing Search The primary catalog return is web search results — ranked organic pages with title, url, snippet, answer box and related sear....
Google Trends includes 4 actions (trending_now, suggest, categories). Search interest over time, by region, and trending now. The primary catalog return is currently trending searches for a geo (title + approx traffic + news articles).
Questions about Search & SEO APIs
Which Search & SEO API is free?
Every Search & SEO API listed here can be tried with ReefAPI's free tier: 1,000 credits on signup, no card required. The current hub includes Bing Search, Google Trends.
Do these Search & SEO APIs need login?
No source-site login is needed for the listed ReefAPI responses. You call ReefAPI with an x-api-key header, and each engine returns the standard JSON envelope.
How fresh is the Search & SEO data?
Production requests fetch live data through ReefAPI. The table's sample data point comes from the committed snapshot for each engine, and the sitemap uses catalog freshness for recrawling.
What is the best Search & SEO API to start with?
Bing Search appears first because this hub ranks engines by action count, then alphabetically for ties. Use that as a coverage signal, then choose the API whose returned fields match your workflow.