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KeywordTool.io pricing and alternatives: keyword research API, GET /v2/search/volume/bing

KeywordTool.io's sitellms.txt

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67% complete: 4 of the 6 key fields we checkSee the 6 fields
$0.059per 1,000 keywordsHalf of the 33 plans we rank by price cost $0.16 per 1,000 keywords or less. This plan is cheaper than 72% of the 33 plans.Mangools's $15 monthly plan costs the least per 1,000 keywords: as little as $0.0001. Mangools's $15 monthly plan covers up to 5,000,000 keywords a day.
Plan: Starter one of KeywordTool.io's 9 plans
Call: GET /v2/search/volume/bing one of KeywordTool.io's 2 calls for this API
API: Keyword research API one of KeywordTool.io's 2 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 4 of the 6 key fields we check. Search volume, Monthly trend, Cost per click, Competition.
  • A monthly subscription. You pay $88 for 50 requests a day, enough for 50,000 results. Calls stop once your requests run out. Unused requests expire: resets every 24 hours.
  • One call. You send keyword to GET /v2/search/volume/bing. You can also send metrics_location, metrics_language, metrics_network, metrics_source, metrics_currency and complete. The call returns each keyword's search data.
  • Who can get it: anyone 18 or over with a Keyword Tool account. Keep data: no limit. Use data: with conditions.

KeywordTool.io: keyword research API alternatives

We list other providers' plans closest to this plan in price per 1,000 keywords.

This planKeywordTool.io, $88 monthly, Starter, GET /v2/search/volume/bingMoz, freeSE Ranking, top-up from $50Mangools, $30.50 monthlyDataForSEO, top-up from $50, Pay as you go, POST /v3/keywords_data/google_ads/search_volume/live
$ per 1,000 keywords$0.059$0.00$0.004$0.051$0.09
Completeness67%33%83%83%67%
Billingmonthlyfreepay firstmonthlypay first
Pay$88$0$50$30.50$50
Enough for50,000 results a daynot published12,500,000 results20,000 results a dayabout 555,555 results
Freshnessunknownunknown1 monthunknownlive
Who can get itanyone 18 or over with a Keyword Tool accountanyone with a valid, non-expired credit cardanyone who isn't a direct competitor of SE Rankinganyone of legal age to form a binding contractanyone not in Russia, Belarus, Cuba, Iran, Syria, Myanmar, North Korea or Russian-occupied Ukraine

Keyword research API pricing: plans compared

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. api.keywordtool.io/v2/openapi.json
  2. keywordtool.io/api
  3. keywordtool.io/api.md
  4. keywordtool.io/fair-usage
  5. keywordtool.io/pro
  6. keywordtool.io/terms-service

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
  • Cost per click
  • Competition
  • Keyword difficulty, not in the answer
  • Search intent, not in the answer
Price
$ per 1,000 keywords$0.059
Perresult
Billingmonthly
$ a month$88
Charges
Also pays forfrom the same budget: Keyword suggestions · Analyze competitors
Overage
Units caphard
In their words
Their pitchGet 100% accurate Google and Bing search volume for a list of keywords (sourced directly from Google Keyword Planner and Bing Keyword Planner).
Data
Keep datano limit
Use dataYou may use Service only for lawful purposes and in accordance with Terms. You agree not to use Service: In any way that violates any applicable national or international law or regulation. For the purpose of exploiting, harming, or attempting to exploit or harm minors in any way by exposing them to inappropriate content or otherwise. To transmit, or procure the sending of, any advertising or promotional material, including any "junk mail", "chain letter," "spam," or any other similar solicitation. To impersonate or attempt to impersonate Company, a Company employee, another user, or any other person or entity. In any way that infringes upon the rights of others, or in any way is illegal, threatening, fraudulent, or harmful, or in connection with any unlawful, illegal, fraudulent, or harmful purpose or activity. To engage in any other conduct that restricts or inhibits anyone's use or enjoyment of Service, or which, as determined by us, may harm or offend Company or users of Service or expose them to liability. Additionally, you agree not to: Use Service in any manner that could disable, overburden, damage, or impair Service or interfere with any other party's use of Service, including their ability to engage in real time activities through Service. Use any robot, spider, or other automatic device, process, or means to access Service for any purpose, including monitoring or copying any of the material on Service. [...]
Plan
Pay$88
You get50 requests a day
Enough for50,000 results a day
Expiresresets every 24 hours
Rate limit
Per day50
Per second0.25
Batch1,000
The call
You sendkeyword. Optional: metrics_location, metrics_language, metrics_network, metrics_source, metrics_currency, complete
MethodGET
Path/v2/search/volume/bing
About the plan
PlanStarter
Who can get itanyone 18 or over with a Keyword Tool account
The 8 fields the plan's answer can hold

keyword, search volume, monthly searches, search volume trend, cost per click, competition, device breakdown, total keywords

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