keyword

legacy system definition

Monthly search volume and cost-per-click data for "legacy system definition" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=legacy+system+definition&country=us" +--------------+------------------+ | volume | 880 | | cpc | $0 | | competition | 0.01 | | country | US | | updated | 2026-06-22 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
legacy it systems	1,900	$16.55	20/20
legacy systems	1,900	$7.63	20/20
legacy system	1,900	$16.55	18/20
legacy systems definition	880	$0	16/20
definition legacy system	880	$0	14/20
legacy system meaning	880	$0	14/20
legacy systems means	880	$0	14/20
what is a legacy system	880	$14.19	13/20
what is the legacy system	880	$0	13/20
definition of legacy system	720	$0	14/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=legacy+system+definition&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt