keyword

21st birthday gift

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

$ curl "https://api.seodata.dev/v1/keyword?q=21st+birthday+gift&country=us" +--------------+------------------+ | volume | 6,600 | | cpc | $1.34 | | competition | 1 | | country | US | | updated | 2026-07-01 | +--------------+------------------+

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
birthday gift ideas 21st	9,900	$1.12	15/20
21st birthday gift ideas	6,600	$1.25	20/20
21st birthday gifts	6,600	$1.32	20/20
birthday 21 gifts	6,600	$1.32	15/20
birthday gift 21	6,600	$1.32	15/20
birthday gifts 21	6,600	$1.34	15/20
21st birthday gifts for her	880	$1.58	17/20
ideas for 21st birthday gifts	590	$1.08	17/20
twenty first birthday present ideas	30	$0.61	16/20
21st year birthday gifts	20	$0.57	17/20

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=21st+birthday+gift&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