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keyword

exhaled carbon dioxide

Monthly search volume and cost-per-click data for "exhaled carbon dioxide" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=exhaled+carbon+dioxide&country=us" +--------------+------------------+ | volume | 260 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
breathe in carbon dioxide 320 $0 11/20
carbon dioxide breath 320 $0 11/20
carbon dioxide in breath 320 $0 11/20
exhaling carbon dioxide 260 $0 13/20
carbon dioxide exhale 260 $0 12/20
exhalation carbon dioxide 260 $0 12/20
carbon dioxide exhaled 260 $0 11/20
exhalation of carbon dioxide 260 $0 11/20
exhaling co2 140 $0.56 12/20
can we breathe carbon dioxide 70 $0 11/20

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=exhaled+carbon+dioxide&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt