20 Keyword Insights alternatives in 2026
The best Keyword Insights alternatives for related keywords APIs: DataForSEO, Bing Webmaster Tools and Bukvarix, by our benchmark of November 5, 2026. Keyword Insights's website is keywordinsights.ai.
Related keywords API alternatives
Keyword Insights is #13 of the 14 providers we rank.
Every provider of this API, ranked: Related keywords API: best providers in 2026
| Rank | Provider and plan | Overall score | Accuracy score | $ per 1,000 keywords |
|---|---|---|---|---|
| 1 | DataForSEO, top-up from $50, Pay as you go | 60.3 | 88 | $0.12 |
| 2 | Bing Webmaster Tools, free | 58.8 | 18 | $0.00 |
| 3 | Bukvarix, free, Without registration | 55.6 | 3 | $0.00 |
| 4 | Mangools, $15 monthly | 55.5 | 59 | $0.0001 |
| 5 | seodata.dev, $4.99 monthly | 46.5 | 2 | $0 extra per 1,000. The $4.99 monthly price covers any number of keywords. |
| 6 | Alura, $69.99 monthly | 46.4 | 4 | $0.028 |
| 7 | Morningscore, $299 monthly | 44.9 | 21 | $0.598 |
| 11 | Argosor, $19 monthly | 34.5 | 28 | Unknown |
| 12 | AnyAPI, top-up from $10, Manual top-up | 33.4 | 5 | $0.16 |
| 14 | Omkar Cloud, $16 monthly | 28.2 | 29 | Unknown |
Unknown: the provider's pages give the plan's price. They don't say how many keywords come with the plan.
SERP API alternatives
Scrappa, SerpKite and SerpScraper.dev are the best SERP API providers in the Datacircle benchmark.
On our Keyword Insights plan pages, we compare each Keyword Insights plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 searches first.
Compare every SERP API plan: SERP API pricing: free and cheapest plans compared
- DataForSEO alternatives
- Bing Webmaster Tools alternatives
- Bukvarix alternatives
- Mangools alternatives
- seodata.dev alternatives
- Alura alternatives
- Morningscore alternatives
- Argosor alternatives
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