keyword

number 21 cake topper

Monthly search volume and cost-per-click data for "number 21 cake topper" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=number+21+cake+topper&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 1 | | country | US | | updated | 2026-08-18 | +--------------+------------------+

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
21st birthday cake toppers	880	$0.35	2/20
cake toppers 21st birthday	880	$0.44	2/20
cake toppers for 21st birthday	880	$0.35	2/20
21st birthday cake topper	720	$0.43	2/20
cake topper 21st birthday	720	$0.35	2/20
cake topper for 21st birthday	720	$0.43	2/20
cake toppers 21st	390	$0.32	2/20
21st cake decoration	30	$0.66	7/20
21st cake decorations	30	$0.66	6/20
twenty one cake topper gold	10	$0	4/20

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=number+21+cake+topper&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