# DR Checker, $15 monthly, Pro, POST /api/tools/authority-score: Domain authority API

> Website authority on a 0–100 scale.

DR Checker's domain authority API on its Pro plan. It costs $75.00 per 1,000 domains. It returns 2 of the 5 key fields we check: Authority score, Referring domains.
We haven't run DR Checker through [our domain authority API benchmark](https://datacircle.dev/best-domain-authority-api.txt) yet.
Half of the 158 plans we rank by price cost $4.209 per 1,000 domains or less. This plan costs less per 1,000 domains than 1% of the 158 plans.
[DataForSEO's top-up from $50](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-bulk-ranks-live/llms.txt) is the cheapest paid plan per 1,000 domains: $0.036.
[AnyAPI](https://datacircle.dev/domain-authority-apis/anyapi/top-up-from-10-manual-top-up-post-v1-run-semrush-overview/llms.txt), [SE Ranking](https://datacircle.dev/domain-authority-apis/se-ranking/29-monthly-add-on-monthly-billing-get-v1-backlinks-authority-domain/llms.txt) and [DataForSEO](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-bulk-ranks-live/llms.txt) are the best domain authority API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-tools-authority-score
- [Domain authority API: 4 providers compared on price and data](https://datacircle.dev/best-domain-authority-api.txt)
- Get it: https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Request: `POST https://dr-checker.com/api/tools/authority-score`
- API key: with the plan, on https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Its API docs: https://dr-checker.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing#authority-score
- Sold by: DR Checker (https://dr-checker.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 40%
- Authority score: ✓
- Referring domains: ✓

## Price

- $ per 1,000 domains: $75.00
- Per: result
- Billing: monthly
- $ a month: $15

## Charges

- Also pays for: from the same budget: Domain Rating · Domain Rating, bulk · Domain age

## Overage

- Units cap: hard

## In their words

- Their pitch: Website authority on a 0–100 scale.

## Data

- Freshness: 7 days
- Keep data: no limit
- Use data: You're welcome to use the tools for personal, business, or research purposes within your applicable plan and usage limits. You agree not to misuse the service by attempting to overload our servers, bypass account limits, scrape data at scale without permission, or use the service for any illegal purpose. [...] You may not copy, reproduce, or redistribute the tool or its content without permission.

## Plan

- Pay: $15
- You get: 10,000 credits a month
- Enough for: 200 results a month
- Expires: at the monthly reset, no rollover

## Rate limit

- Per second: 0.17
- Batch: 100

## Speed

- Answer: in the call

## The call

- You send: domains, Content-Type header "application/json"
- Method: POST
- Path: /api/tools/authority-score

## About the plan

- Plan: Pro
- Who can get it: anyone

## The 12 fields the plan's answer can hold

domain, authority score, referring domains, global rank, checked at, from cache, authority score history, status, invalid domains, truncated, max domains, quota status

## DR Checker's plans (3)

- [DR Checker, $15 monthly, Pro, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-tools-authority-score/llms.txt): $75.00 per 1,000, 40% complete, 7 days
- [DR Checker, $109.80 yearly, Pro, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/109-80-yearly-pro-post-api-tools-authority-score/llms.txt): $45.75 per 1,000, 40% complete, 7 days
- [DR Checker, contact us, Custom Plan, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/contact-us-custom-plan-post-api-tools-authority-score/llms.txt): 40% complete, 7 days

## DR Checker's calls (3)

- `POST /api/tools/authority-score`: [DR Checker, $15 monthly, Pro, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-tools-authority-score/llms.txt)
- `GET /api/dr-checker`: [DR Checker, $15 monthly, Pro, GET /api/dr-checker](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-get-api-dr-checker/llms.txt)
- `POST /api/dr-checker`: [DR Checker, $15 monthly, Pro, POST /api/dr-checker](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-dr-checker/llms.txt)

## DR Checker's APIs (1)

- [DR Checker: domain authority API pricing, 3 plans, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-tools-authority-score/llms.txt)

## DR Checker: domain authority API alternatives

- [Omkar Cloud, $16 monthly, Starter Plan, GET /domains/authority, Domain Authority](https://datacircle.dev/domain-authority-apis/omkar-cloud/16-monthly-starter-plan-get-domains-authority-domain-authority/llms.txt): $0.80 per 1,000, 60% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-05.

- https://dr-checker.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://dr-checker.com/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://dr-checker.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing