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Rankability pricing: related keywords API

Rankability's sitellms.txtRelated keywords API: 4 providers compared on price and dataRankability: related keywords API alternatives

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67% complete: 4 of the 6 key fields we checkSee the 6 fields
$97 monthlyWe haven't run Rankability through our related keywords API benchmark yet.This plan costs $97 a month. We rank 143 plans for related keywords APIs by price. Half the plans cost $0.486 per 1,000 keywords or less.XMLRiver's ₽15,000 monthly plan is the cheapest paid plan per 1,000 keywords: $0.00009. XMLRiver charges for each page of results. We count 2,000 keywords on each page to get the $0.00009 price.Mangools, DataForSEO and AnyAPI are the best related keywords API providers in our benchmark.
Plan: Starter one of Rankability's 6 plans
Call: POST /researcher/jobs Rankability's only call for this API
API: Related keywords API one of Rankability's 9 APIs

About this item

  • A copy at most 7 days old. You get keyword data from Rankability's database.
  • 4 of the 6 key fields we check. Search volume, Cost per click, Keyword difficulty, Search intent.
  • A monthly subscription. You pay $97 a month.
  • One call. You send topics to POST /researcher/jobs. The call returns a job. You fetch the answer once the job is done.
  • Who can get it: businesses, for legitimate business purposes. Keep data: no limit. Use data: with conditions.

Rankability: related keywords API alternatives

Rankability alternatives: every related keywords API provider ranked

We list other providers' plans billed monthly. These plans come closest to this plan in number of key fields. Each plan in the table gives live data or data at most a week old.

This planRankability, $97 monthlykwrds.ai, $49 monthlyOmkar Cloud, $16 monthlyRush Analytics, $49 monthly
Completeness67%67%67%17%
Billingmonthlymonthlymonthlymonthly
Pay$97$49$16$49
Enough fornot published600 pages a month20,000 pages a monthabout 116,633 pages a month
Freshness7 dayslivelivelive
Who can get itbusinesses, for legitimate business purposesanyone with an accountanyone aged 18 or over who is not in a country under a United States embargo or on a United States list of prohibited or restricted partiesanyone with an account on rush-analytics.com

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

  1. help.rankability.com/account-and-settings/understanding-billing-and-credits.md
  2. help.rankability.com/api/api-credits-rate-limits-and-errors.md
  3. help.rankability.com/api/api-getting-started
  4. help.rankability.com/api/api-researcher.md
  5. help.rankability.com/researcher/discover-keywords.md
  6. rankability.com/api
  7. rankability.com/pricing
  8. rankability.com/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Search volume
  • Monthly trend, not in the answer
  • Cost per click
  • Competition, not in the answer
  • Keyword difficulty
  • Search intent
Price
Billingmonthly
$ a month$97
Charges
Also pays forfrom the same budget: 139 other calls: the 60 requests per minute per key
In their words
Their pitchCreate and poll asynchronous Rankability Researcher jobs, understand pooled usage and caching, and read saved keyword projects.
Data
Freshness7 days
Keep datano limit
Use dataSection 8: "You may use the Services for legitimate business purposes, including work performed for your clients where your plan allows it. You may not, however, resell, sublicense, white-label, or commercially redistribute the Services, Content, or any Educational Services, or provide unauthorized third-party access to them." [...] "Authorized Automation must use valid credentials issued to your account, stay within your plan, the applicable documentation, and any published rate or usage limits, and comply with these Legal Terms." [...] "As a user of the Services, you agree not to:" "Systematically retrieve data or other content from the Services to create or compile, directly or indirectly, a collection, compilation, database, or directory without written permission from us." [...] "Engage in any automated use of the Services other than Authorized Automation [...]" (Legal Terms, rankability.com/terms)
Plan
Pay$97
Rate limit
Per second1
Batch20
Speed
Answerby polling
The call
You sendtopics. Optional: country, location, client_id, business_description, competitor_domains, target_audience, content_goals, include_gsc, use_knowledge_base, mode "discover", refresh, Idempotency-Key
MethodPOST
Path/researcher/jobs
About the plan
PlanStarter
Who can get itbusinesses, for legitimate business purposes
The 8 fields the plan's answer can hold

keyword, search volume, keyword difficulty, cost per click, search intent, opportunity score, KO score, cluster

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