seodata.dev

keyword

st louis arch

Monthly search volume and cost-per-click data for "st louis arch" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=st+louis+arch&country=us" +--------------+------------------+ | volume | 90,500 | | cpc | $0.28 | | competition | 0.46 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
st louis missouri arch 90,500 $0.28 20/20
the gateway arch 60,500 $0.44 20/20
gateway arch st louis 40,500 $0.47 20/20
gateway arch st louis missouri 40,500 $0.47 20/20
st arch 40,500 $0.76 20/20
arch gateway 33,100 $0.3 20/20
gateway arch 33,100 $0.29 20/20
gateway arch missouri 33,100 $0.45 20/20
missouri gateway arch 33,100 $0.45 20/20
st louis gateway arch 33,100 $0.45 20/20

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://app.seodata.dev/v1/keyword?q=st+louis+arch&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