seodata.dev

keyword

exhaling co2

Monthly search volume and cost-per-click data for "exhaling co2" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=exhaling+co2&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0.56 | | competition | 0.87 | | country | US | | updated | 2026-06-08 | +--------------+------------------+
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
carbon dioxide breath 320 $0 13/20
carbon dioxide and breathing 320 $0 12/20
carbon dioxide in breath 320 $0 12/20
breathe in carbon dioxide 320 $0 11/20
breathing carbon dioxide 320 $0 11/20
exhaling carbon dioxide 260 $0 13/20
carbon dioxide exhale 260 $0 12/20
exhaled carbon dioxide 260 $0 12/20
breathing and co2 210 $1.46 13/20
breathing co2 210 $1.46 13/20

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=exhaling+co2&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