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RankParse pricing and alternatives: related keywords API

RankParse's sitellms.txtBest related keywords API in 2026

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50% complete: 3 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 keywordsWe rank 53 plans by price. Mangools's $15 monthly plan costs the least per 1,000 keywords: $0.0001. Mangools charges for each page of results. We count 10,000 keywords on each page to get the $0.0001 price.Mangools, DataForSEO and SE Ranking are the best related keywords API providers in our benchmark.
Plan: Free one of RankParse's 5 plans
Call: POST /v1/google-ads/keyword-ideas RankParse's only call for this API
API: Related keywords API one of RankParse's 5 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 3 of the 6 key fields we check. Search volume, Cost per click, Competition.
  • Nothing to pay. You get 100 credits, which pay for RankParse's other calls. This call costs none of them for up to 3,000 calls a month. Calls stop once your credits run out.
  • One call. You send keywords or url to POST /v1/google-ads/keyword-ideas. You set the Content-Type header to "application/json". You can also send language, geo_target_constants, keyword_plan_network, include_adult_keywords and limit. The call returns keywords like the one you send.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

RankParse: related keywords API alternatives

The table starts with RankParse's cheapest paid plan. Next come plans from other providers with the price per 1,000 keywords closest to RankParse's.

RankParse, $108 yearlyMangools, $70.50 monthlyDataForSEO, top-up from $50, Pay as you go, POST /v3/keywords_data/google_ads/keywords_for_keywords/liveKeywordTool.io, $816 yearly, Starter (annual), GET /v2/search/suggestions/bingAnyAPI, pay as you go, Pay per call with x402 and MPP, POST /v1/run/seo.related_keywords
$ per 1,000 keywords$0.003$0.0028$0.0045$0.045$0.16
Completeness50%83%67%67%100%
Billingyearlymonthlypay firstyearlypay as you go
Pay$108$70.50$50$816per call
Enough for3,000 calls a month1,200 pages a dayabout 555 pages50 pages a dayas many as you pay for
Freshnessunknownunknownliveunknown1 month
Who can get itanyone with a valid email address and a Google Ads account connected to RankParseanyone of legal age to form a binding contractanyone not in Russia, Belarus, Cuba, Iran, Syria, Myanmar, North Korea or Russian-occupied Ukraineanyone 18 or over with a Keyword Tool accountanyone 18 or over, for business or professional use, not in an embargoed jurisdiction or on a restricted-party list, paying from a USDC wallet on Base (x402) or a Tempo wallet (MPP)

Every related keywords API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-29.

  1. rankparse.com
  2. rankparse.com/docs/credits
  3. rankparse.com/docs/endpoints/google-ads
  4. rankparse.com/docs/rate-limiting
  5. rankparse.com/pricing
  6. rankparse.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
  • Keyword difficulty, not in the answer
  • Search intent, not in the answer
Price
$ per 1,000 keywords$0.00
Perpage of 1,000
Billingfree
Charges
Also pays forfrom the same budget: POST /v1/google-ads/keyword-metrics · GET /v1/google-ads/accounts
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchDiscovers new keyword ideas from seed keywords, a URL, or both, each with average monthly searches, competition and top-of-page bid range.
Data
Keep datano limit
Use dataYou may use RankParse data to build products, conduct research, enrich datasets, and power automated workflows. You may not: resell raw API responses as a standalone data product, use the API to build a service that directly competes with RankParse's API offering, attempt to circumvent rate limits, or use the service for any unlawful purpose.
Plan
Pay$0
You get100 credits
Enough for3,000 calls a month
Rate limit
Per day100
Per second1
Batch1
The call
You sendone of keywords or url, Content-Type header "application/json". Optional: language, geo_target_constants, keyword_plan_network, include_adult_keywords, limit
MethodPOST
Path/v1/google-ads/keyword-ideas
About the plan
PlanFree
Who can get itanyone with a valid email address and a Google Ads account connected to RankParse
The 9 fields the plan's answer can hold

keyword, search volume, competition, competition index, low top of page bid, high top of page bid, results returned, total results, customer ID

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