# 20 TheKeyword alternatives in 2026

Last updated: November 7, 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](https://datacircle.dev/keyword-research-apis/thekeyword/free#49-monthly-pro-post-api-v1-keywords-analyze) is #11 of the 13 providers we rank. Every provider of this API, ranked: [Keyword research API: best providers in 2026](https://datacircle.dev/best-keyword-research-api)

1. [DataForSEO, top-up from $50, Pay as you go](https://datacircle.dev/keyword-research-apis/dataforseo/free-1-trial-credit-post-v3-dataforseo-labs-google-keyword-overview-live#top-up-from-50-pay-as-you-go-post-v3-dataforseo-labs-google-keyword-overview-live): Overall score 59.5, Accuracy score 53, $0.12 per 1,000 keywords
2. [AppDrift, $14.99 monthly](https://datacircle.dev/keyword-research-apis/appdrift/14-99-monthly): Overall score 56.8, Accuracy score 11
3. [Bing Webmaster Tools, free](https://datacircle.dev/keyword-research-apis/bing-webmaster-tools/free-get-webmaster-api-svc-json-getkeywordstats): Overall score 51.6, Accuracy score 5, $0.00 per 1,000 keywords
4. [seodata.dev, $4.99 monthly](https://datacircle.dev/keyword-research-apis/seodata-dev/free-anonymous#4-99-monthly): Overall score 48.7, Accuracy score 8, $0 extra per 1,000. The $4.99 monthly price covers any number of keywords.
5. [YepAPI, top-up, Pay as you go](https://datacircle.dev/keyword-research-apis/yepapi/free-credit-post-v1-seo-keywords#top-up-pay-as-you-go-post-v1-seo-keywords): Overall score 41.2, Accuracy score 14, $1.50 per 1,000 keywords
6. [Mangools, $15 monthly](https://datacircle.dev/keyword-research-apis/mangools/free#15-monthly): Overall score 40.8, Accuracy score 19, $0.0001 per 1,000 keywords
7. [SE Ranking, $29 monthly](https://datacircle.dev/keyword-research-apis/se-ranking/free#29-monthly): Overall score 39.2, Accuracy score 15, $0.0039 per 1,000 keywords
8. [AnyAPI, top-up from $10, Manual top-up](https://datacircle.dev/keyword-research-apis/anyapi/free-trial-key-post-v1-run-semrush-keywords#top-up-from-10-manual-top-up-post-v1-run-semrush-keywords): Overall score 39.0, Accuracy score 17, $4.95 per 1,000 keywords
9. [Omkar Cloud, $48 monthly, Grow Plan](https://datacircle.dev/keyword-research-apis/omkar-cloud/free-plan-get-keywords-overview#48-monthly-grow-plan-get-keywords-overview): Overall score 37.1, Accuracy score 24, $0.48 per 1,000 keywords
10. [Seonio, $15 monthly, Starter](https://datacircle.dev/keyword-research-apis/seonio/free-1-post-api-v1-keywords-global#15-monthly-starter-post-api-v1-keywords-global): Overall score 32.4, Accuracy score 12, $1.00 per 1,000 keywords
12. [Zutrix, $7 pack](https://datacircle.dev/keyword-research-apis/zutrix/7-pack): Overall score 23.3, Accuracy score 16
13. [Answer Socrates, $299 monthly](https://datacircle.dev/keyword-research-apis/answer-socrates/free#299-monthly): Overall score 20.9, Accuracy score 2, $11.96 per 1,000 keywords

## Related keywords API alternatives

On our [TheKeyword plan pages](https://datacircle.dev/related-keywords-apis/thekeyword/free), we compare each TheKeyword plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 keywords first.

- [Alura, free](https://datacircle.dev/related-keywords-apis/alura/free): $0.00 per 1,000 keywords
- [AnyAPI, free trial key, POST /v1/run/ahrefs.keyword_ideas](https://datacircle.dev/related-keywords-apis/anyapi/free-trial-key-post-v1-run-ahrefs-keyword-ideas): $0.00 per 1,000 keywords
- [WordRadar, free](https://datacircle.dev/related-keywords-apis/wordradar/free): $0.00 per 1,000 keywords
- [YepAPI, free credit, POST /v1/seo/keywords/ideas](https://datacircle.dev/related-keywords-apis/yepapi/free-credit-post-v1-seo-keywords-ideas): $0.00 per 1,000 keywords
- [5118, contact us, Enterprise custom edition, POST /keyword/word/v2](https://datacircle.dev/related-keywords-apis/5118/free-post-keyword-word-v2#contact-us-post-keyword-word-v2): no price per 1,000 keywords
- [Arsenkin Tools, ₽2,490 monthly](https://datacircle.dev/related-keywords-apis/arsenkin-tools/2490-monthly): no price per 1,000 keywords
- [Haloscan, €59 monthly](https://datacircle.dev/related-keywords-apis/haloscan/59-monthly): no price per 1,000 keywords
- [Just-Magic, ₽2,500 monthly, Ecilopp, POST /api_v1.php, WordStat suggestions (wssug)](https://datacircle.dev/related-keywords-apis/just-magic/2500-monthly-ecilopp-post-api-v1-php-wordstat-wssug): no price per 1,000 keywords
- [SEOZoom, contact us](https://datacircle.dev/related-keywords-apis/seozoom/99-monthly#contact-us): no price per 1,000 keywords
- [SISTRIX, contact us](https://datacircle.dev/related-keywords-apis/sistrix/419-monthly#contact-us): no price per 1,000 keywords
- [Zutrix, contact us](https://datacircle.dev/related-keywords-apis/zutrix/7-pack#contact-us): no price per 1,000 keywords
- [seodata.dev, $4.99 monthly](https://datacircle.dev/related-keywords-apis/seodata-dev/free-anonymous#4-99-monthly): no price per 1,000 keywords

Compare every related keywords API plan: [Related keywords API pricing: free and cheapest plans compared](https://datacircle.dev/related-keywords-api-pricing)