keyword

free access codes

Monthly search volume and cost-per-click data for "free access codes" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=free+access+codes&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0.06 | | country | US | | updated | 2026-06-30 | +--------------+------------------+

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
access codes	2,400	$0.02	8/20
access code for books	90	$0	7/20
free access codes for textbooks	40	$0	7/20
free access code	30	$0	14/20
buy access code for textbook	30	$0	8/20
buy access codes for textbooks	30	$0	8/20
buy textbook access codes	30	$0	8/20
where can i buy access codes for textbooks	30	$0.49	8/20
where to buy access codes for textbooks	30	$0.49	8/20
where to buy textbook access codes	30	$0.49	8/20

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=free+access+codes&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