Datacircle

Seonio pricing: backlink API

Seonio's siteThis page as plain textBacklink API: the 5 best providers comparedSeonio: backlink API alternatives

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100% complete: all 5 key fields we checkSee the 5 fields
$0.00per 1,000 backlinksWe haven't run Seonio through our backlink API benchmark yet.This plan is free. We rank 105 plans for backlink APIs by price. Half the plans cost $0.225 per 1,000 backlinks or less.Keys.so's ₽34,900 monthly plan costs the least per 1,000 backlinks. Keys.so's ₽34,900 monthly plan charges nothing per call. You get as many backlinks as Keys.so's rate limit allows.BacklinkMCP's $19 monthly plan covers any number of backlinks. BacklinkMCP's $19 monthly plan costs less up front than Keys.so's ₽34,900 monthly plan.DataForSEO, BacklinkMCP and SE Ranking are the best backlink API providers in the Datacircle benchmark.
Type a number to see the cheapest Seonio plan for that many backlinks. The table below then sorts the other plans by what each costs.
Plan: Free $1 one of Seonio's 10 plans
Call: POST /api/v1/backlink/table Seonio's only call for this API
API: Backlink API one of Seonio's 8 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • All 5 key fields we check. Source URL, Anchor text, Follow or nofollow, Authority, First and last seen.
  • Nothing to pay. You get $1 of credit once, enough for 50 pages. Calls stop once your credit runs out. Unused credit expires 30 days after the account is verified.
  • One call. You send target to POST /api/v1/backlink/table. You can also send limit. The call returns the links that point to the domain you send.
  • Who can get it: anyone with a verified account. Keep data: no limit. Use data: with conditions.

Seonio: backlink API alternatives

Seonio alternatives: other backlink API providers by price

The table starts with Seonio's cheapest paid plan. Next come plans from other providers with the price per 1,000 backlinks closest to Seonio's.

Seonio, $480 yearlyAnyAPI, top-up from $10, Manual top-up, POST /v1/run/seo.backlinksAizhan, top-upRankParse, $59 monthly, Agency (monthly), POST /v1/batchYepAPI, top-up
$ per 1,000 backlinks$0.089$0.05$0.075$0.079$0.10
Completeness100%100%40%80%100%
Billingyearlypay firstpay firstmonthlypay first
Pay$480$10any amount$59any amount
Enough for4,500 pages a month200,000 resultsas many as you pay for7,500 pages a monthas many as you pay for
Freshnessunknownunknownunknown3 monthsunknown
Who can get itanyone with an eligible accountanyone 18 or over, for business or professional use, not in an embargoed jurisdiction or on a restricted-party listanyoneanyone with a valid email addressanyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

  1. seonio.com/pricing
  2. seonio.com/product/api
  3. seonio.com/product/api/backlink/table
  4. seonio.com/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Source URL
  • Anchor text
  • Follow or nofollow
  • Authority
  • First and last seen
Price
$ per 1,000 backlinks$0.00
Perpage of 100
Billingfree
Charges
Also pays forfrom the same budget: Keyword Research · Keyword Difficulty · Keyword Intent · Keyword Demographics · Keyword Clustering · Keyword Suggestions · Keyword Metrics by Country · SERP · SERP Scraper · Scraper · Website Traffic · Website Ranking · Website Category · Website Competitors · Similar Websites · URL Stats · URL Keywords · Website Stats · Backlink History · AI Visibility Report · AI Visibility Result · Site Audit · Site Audit Result · Seonio SEO Agent · SEO Page Checker
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchThe strongest backlinks to a domain or URL, one per referring domain.
Data
Keep datano limit
Use data[...] you may use reports, API responses, and outputs generated through your account for: your internal business purposes, your own websites, products, applications, and projects, client work performed by you or your organization, integrations that use Seonio data as part of a broader product or workflow, provided that you comply with these Terms and applicable law [...] You must not: resell standalone access to Seonio, resell or sublicense API access, API keys, or your account, resell raw datasets, raw API responses, or raw outputs as a separate data product, use the Service or outputs to build a substantially similar competing service without our written permission, misrepresent Seonio outputs as official, guaranteed, real-time, or independently verified data, remove or obscure any usage restrictions, source notices, or attribution requirements that may be shown in the Service
Plan
Pay$0
You get$1
Enough for50 pages, once
Expires30 days after the account is verified
Rate limit
Per second5
Batch1
Speed
Answerin the call
The call
You sendtarget. Optional: limit
MethodPOST
Path/api/v1/backlink/table
About the plan
PlanFree $1
Who can get itanyone with a verified account
The 19 fields the plan's answer can hold

target, source URL, source domain, target URL, target domain, anchor text, link type, row type, dofollow, backlink rank, source page rank, source domain rank, backlink spam score, first seen, last seen, is new, is lost, created at, updated at

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