keyword

girlfriends 21st birthday

Monthly search volume and cost-per-click data for "girlfriends 21st birthday" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=girlfriends+21st+birthday&country=us" +--------------+------------------+ | volume | 210 | | cpc | $0.56 | | competition | 1 | | country | US | | updated | 2026-06-18 | +--------------+------------------+

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
girlfriend 21st birthday gifts	2,400	$1.28	13/20
21st birthday gifts for girlfriend	2,400	$1.51	10/20
girlfriend 21st present	2,400	$1.28	10/20
girlfriend 21st birthday	480	$0.52	13/20
21st girlfriend birthday ideas	170	$1.84	11/20
21st birthday ideas for girlfriend	170	$1.84	10/20
21st birthday ideas girlfriend	170	$1.11	10/20
girlfriends 21st birthday ideas	170	$1.84	10/20
ideas for gf 21st birthday	170	$1.84	10/20
girlfriends 21st	30	$0.09	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=girlfriends+21st+birthday&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