20 TheKeyword alternatives in 2026
The best TheKeyword alternatives for keyword research APIs: DataForSEO, AppDrift and Bing Webmaster Tools, by our benchmark of November 7, 2026.
Keyword research API alternatives
TheKeyword is #11 of the 13 providers we rank.
Every provider of this API, ranked: Keyword research 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 | 59.5 | 53 | $0.12 |
| 2 | AppDrift, $14.99 monthly | 56.8 | 11 | Unknown. The provider's pages give this plan's price, but not how many keywords it pays for. |
| 3 | Bing Webmaster Tools, free | 51.6 | 5 | $0.00 |
| 4 | seodata.dev, $4.99 monthly | 48.7 | 8 | $0 extra per 1,000. The $4.99 monthly price covers any number of keywords. |
| 5 | YepAPI, top-up, Pay as you go | 41.2 | 14 | $1.50 |
| 6 | Mangools, $15 monthly | 40.8 | 19 | $0.0001 |
| 7 | SE Ranking, $29 monthly | 39.2 | 15 | $0.0039 |
| 8 | AnyAPI, top-up from $10, Manual top-up | 39.0 | 17 | $4.95 |
| 9 | Omkar Cloud, $48 monthly, Grow Plan | 37.1 | 24 | $0.48 |
| 10 | Seonio, $15 monthly, Starter | 32.4 | 12 | $1.00 |
| 12 | Zutrix, $7 pack | 23.3 | 16 | Unknown. The provider's pages give this plan's price, but not how many keywords it pays for. |
| 13 | Answer Socrates, $299 monthly | 20.9 | 2 | $11.96 |
Related keywords API alternatives
On our TheKeyword plan pages, we compare each TheKeyword plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 keywords first.
| Provider and plan | $ per 1,000 keywords |
|---|---|
| Alura, free | $0.00 |
| AnyAPI, free trial key, POST /v1/run/ahrefs.keyword_ideas | $0.00 |
| WordRadar, free | $0.00 |
| YepAPI, free credit, POST /v1/seo/keywords/ideas | $0.00 |
| 5118, contact us, Enterprise custom edition, POST /keyword/word/v2 | not published |
| Arsenkin Tools, ₽2,490 monthly | not published |
| Haloscan, €59 monthly | not published |
| Just-Magic, ₽2,500 monthly, Ecilopp, POST /api_v1.php, WordStat suggestions (wssug) | not published |
| SEOZoom, contact us | not published |
| SISTRIX, contact us | not published |
| Zutrix, contact us | not published |
| seodata.dev, $4.99 monthly | not published |
Compare every related keywords API plan: Related keywords API pricing: free and cheapest plans compared