bhrefs — SEO Tools

Endpoints

GET /backlinks?domain={domain}

Full backlinks list with DR score (0–100), harmonic rank, PageRank, sorted by DR DESC

Price: $0.01

curl https://backlink-finder.fly.dev/backlinks?domain=nytimes.com

{"domain":"nytimes.com","backlink_count":182104,"backlinks":[{"linking_domain":"googleapis.com","dr_score":100,"harmonic_rank":1,...}]}

GET /bundle?domain={domain}

Target's own DR + full backlinks list with per-linker DR. Combo deal.

Price: $0.015

curl https://backlink-finder.fly.dev/bundle?domain=nytimes.com

{"domain":"nytimes.com","target_dr_score":78,"backlink_count":182104,"backlinks":[...]}

GET /gap?yours={d1}&competitor={d2}

Domains linking to competitor but not to you, with DR per entry

Price: $0.10

curl 'https://backlink-finder.fly.dev/gap?yours=cognite.com&competitor=siemens.com'

{"gap_count":847,"opportunities":[{"domain":"techcrunch.com","authority_score":89}]}

GET /find?first_name=…&last_name=…&domain=…

Email finder — verified business email for a person

Price: $0.05

curl 'https://backlink-finder.fly.dev/find?first_name=John&last_name=Smith&domain=acme.com'

{"email":"john.smith@acme.com","confidence":0.92}

GET /preview/{domain}

Free preview — top 5 backlinks with DR + target DR

Price: free

curl https://backlink-finder.fly.dev/preview/nytimes.com

About

Every /backlinks response includes a dr_score (0–100) for each linking domain, derived from Common Crawl Web Graph harmonic centrality on a log-rank scale. Top 5M domains covered. Free /preview shows DR before you pay.

Designed for AI agents doing SEO research, link prospecting, and competitive analysis. All responses are structured JSON.