# KeywordTool.io, $88 monthly, Starter, GET /v2/search/suggestions/google: Related keywords API

> Get keyword suggestions from Google, YouTube, Bing, Microsoft Copilot, Perplexity, Amazon, eBay, App Store, Play Store, Instagram, X (Twitter), Reddit, Pinterest, Etsy, TikTok, Naver, and Google Trends.

KeywordTool.io's related keywords API on its Starter plan. It costs $0.059 per 1,000 keywords. It returns 4 of the 6 key fields we check: Search volume, Monthly trend, Cost per click, Competition.
Half of the 54 plans we rank by price cost $0.55 per 1,000 keywords or less. This plan is cheaper than 77% of the 54 plans.
[Mangools's $15 monthly plan](https://datacircle.dev/related-keywords-apis/mangools/15-monthly/llms.txt) is the cheapest paid plan 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](https://datacircle.dev/related-keywords-apis/mangools/15-monthly/llms.txt), [DataForSEO](https://datacircle.dev/related-keywords-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-dataforseo-labs-google-keyword-ideas-live/llms.txt) and [SE Ranking](https://datacircle.dev/related-keywords-apis/se-ranking/29-monthly-add-on-monthly-billing-get-v1-keywords-similar/llms.txt) are the best related keywords API providers in our benchmark.

- This page: https://datacircle.dev/related-keywords-apis/keywordtool-io/88-monthly-starter-get-v2-search-suggestions-google
- [Best related keywords API in 2026](https://datacircle.dev/best-related-keywords-api.txt)
- Get it: https://keywordtool.io/pro
- Request: `GET https://api.keywordtool.io/v2/search/suggestions/google`
- API key: with the plan, on https://keywordtool.io/pro
- Its API docs: https://keywordtool.io/api#keyword-suggestions-endpoint
- Sold by: KeywordTool.io (https://keywordtool.io)
- Checked: 2026-10-29

## In the answer

- Completeness: 67%
- Search volume: ✓
- Monthly trend: ✓
- Cost per click: ✓
- Competition: ✓

## Price

- $ per 1,000 keywords: $0.059
- Per: page of 1,000
- Billing: monthly
- $ a month: $88

## Charges

- Also pays for: from the same budget: Search volume · Analyze competitors

## Overage

- Units cap: hard

## In their words

- Their pitch: Get keyword suggestions from Google, YouTube, Bing, Microsoft Copilot, Perplexity, Amazon, eBay, App Store, Play Store, Instagram, X (Twitter), Reddit, Pinterest, Etsy, TikTok, Naver, and Google Trends.

## Data

- Keep data: no limit
- Use data: You 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 get: 50 requests a day
- Enough for: 50 pages a day
- Expires: resets every 24 hours

## Rate limit

- Per day: 50
- Per second: 0.25
- Batch: 1

## The call

- You send: keyword. Optional: exclude, category, country, language, metrics, type, metrics_location, metrics_language, metrics_network, metrics_currency, complete
- Method: GET
- Path: /v2/search/suggestions/google

## About the plan

- Plan: Starter
- Who can get it: anyone 18 or over with a Keyword Tool account

## The 10 fields the plan's answer can hold

keyword, search volume, monthly searches, search volume trend, cost per click, low top of page bid, high top of page bid, competition, device breakdown, total keywords

## KeywordTool.io's plans (9)

- [KeywordTool.io, $88 monthly, Starter, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/88-monthly-starter-get-v2-search-suggestions-google/llms.txt): $0.059 per 1,000, 67% complete
- [KeywordTool.io, $188 monthly, Growth, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/188-monthly-growth-get-v2-search-suggestions-google/llms.txt): $0.063 per 1,000, 67% complete
- [KeywordTool.io, $388 monthly, Scale, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/388-monthly-scale-get-v2-search-suggestions-google/llms.txt): $0.065 per 1,000, 67% complete
- [KeywordTool.io, $788 monthly, Agency, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/788-monthly-agency-get-v2-search-suggestions-google/llms.txt): $0.066 per 1,000, 67% complete
- [KeywordTool.io, $816 yearly, Starter (annual), GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/816-yearly-starter-annual-get-v2-search-suggestions-google/llms.txt): $0.045 per 1,000, 67% complete
- [KeywordTool.io, $1,776 yearly, Growth (annual), GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/1776-yearly-growth-annual-get-v2-search-suggestions-google/llms.txt): $0.049 per 1,000, 67% complete
- [KeywordTool.io, $3,696 yearly, Scale (annual), GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/3696-yearly-scale-annual-get-v2-search-suggestions-google/llms.txt): $0.051 per 1,000, 67% complete
- [KeywordTool.io, $7,536 yearly, Agency (annual), GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/7536-yearly-agency-annual-get-v2-search-suggestions-google/llms.txt): $0.052 per 1,000, 67% complete
- [KeywordTool.io, contact us, Enterprise & Custom, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/contact-us-enterprise-custom-get-v2-search-suggestions-google/llms.txt): 67% complete

## KeywordTool.io's calls for this API (2)

- `GET /v2/search/suggestions/bing`: [KeywordTool.io, $88 monthly, Starter, GET /v2/search/suggestions/bing](https://datacircle.dev/related-keywords-apis/keywordtool-io/88-monthly-starter-get-v2-search-suggestions-bing/llms.txt)
- `GET /v2/search/suggestions/google`: [KeywordTool.io, $88 monthly, Starter, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/88-monthly-starter-get-v2-search-suggestions-google/llms.txt)

## KeywordTool.io's APIs (2)

- [KeywordTool.io: keyword research API pricing, 9 plans, GET /v2/search/volume/bing](https://datacircle.dev/keyword-research-apis/keywordtool-io/88-monthly-starter-get-v2-search-volume-bing/llms.txt)
- [KeywordTool.io: keyword research API pricing, 9 plans, GET /v2/search/volume/google](https://datacircle.dev/keyword-research-apis/keywordtool-io/88-monthly-starter-get-v2-search-volume-google/llms.txt)
- [KeywordTool.io: related keywords API pricing, 9 plans, GET /v2/search/suggestions/google](https://datacircle.dev/related-keywords-apis/keywordtool-io/88-monthly-starter-get-v2-search-suggestions-google/llms.txt)

## KeywordTool.io: related keywords API alternatives

- [SE Ranking, free trial, GET /v1/keywords/similar](https://datacircle.dev/related-keywords-apis/se-ranking/free-trial-get-v1-keywords-similar/llms.txt): $0.00 per 1,000, 100% complete, 1 month
- [RankParse, $59 monthly](https://datacircle.dev/related-keywords-apis/rankparse/59-monthly/llms.txt): $0.02 per 1,000, 50% complete
- [DataForSEO, top-up from $50, Pay as you go, POST /v3/keywords_data/bing/keywords_for_keywords/live](https://datacircle.dev/related-keywords-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-keywords-data-bing-keywords-for-keywords-live/llms.txt): $0.03 per 1,000, 67% complete, live
- [Mangools, $30.50 monthly](https://datacircle.dev/related-keywords-apis/mangools/30-50-monthly/llms.txt): $0.051 per 1,000, 83% complete

## 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.

- https://api.keywordtool.io/v2/openapi.json
- https://keywordtool.io/api
- https://keywordtool.io/api.md
- https://keywordtool.io/fair-usage
- https://keywordtool.io/pro
- https://keywordtool.io/terms-service