No. 13 of 68 ·Content Optimization Software

ContentBrief.io

Web · API · paid plans from $29/mo

Freedom report

One barScore 5.2

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedThinly documented

ContentBrief.io is ranked #13 of 68 in content optimization software on Freedom251. It runs on API, Web. There is a free plan. Paid plans start at $29/mo.

ContentBrief.io plans and pricing

All plans

Free Free Free to use; brief limits not stated contentbrief.io · 5 Oct 2026

OpenClaw Starter Kit $6.99 once Buy once, use forever Config templates · 5 ready-made skills · Deployment checklist contentbrief.io · 5 Oct 2026

Freelancer Pack $29/mo monthly 10 briefs/month · Full SERP analysis · Keyword data and questions · PDF export contentbrief.io · 5 Oct 2026

SEO Content OS $34 once One-time payment Strategy templates · Audit toolkit · Keyword research framework · Content calendar contentbrief.io · 5 Oct 2026

Agency Scale $99/mo monthly 50 briefs/month · Everything in Freelancer · Team sharing · Priority support · API access contentbrief.io · 5 Oct 2026

Compared on content optimization software

Free plan: Yes
Paid from: $29/mo
Search intent analysis: Yes
Topic coverage analysis: Yes
Content briefs: Yes
Content item limit: 10 items

Best ContentBrief.io alternatives

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The record

What it does: ContentBrief.io generates AI-powered SEO content briefs by analyzing search results, extracting keyword data, and producing structured outlines.
SERP analysis: It analyzes the top 10 ranking pages, including their word counts, headings, content structure, and gaps.
Keyword data: Briefs include People Also Ask questions, related searches, and semantic keywords.
Outline builder: The outline builder generates H2/H3 structure with talking points based on ranking pages.
Brief workflow: The site describes a workflow from entering a keyword to reviewing and exporting a brief, and says generation takes about 30 seconds.
Export: The Freelancer Pack includes PDF export, and the homepage says briefs can be copied or exported to a writer.
Audience: The site names content teams, SEO agencies, freelance writers, and founders as intended users.
Integrations and data providers: The privacy policy says Supabase is used for authentication and data storage, Brave Search API fetches search results, and Stripe processes payments.
Data collected: The service stores account email, encrypted password, generated briefs, and usage data such as IP address, browser type, operating system, referring URLs, and pages visited.
Security and cookies: The privacy policy states that data is encrypted in transit using TLS and at rest, and that the site uses essential authentication cookies but not third-party tracking or advertising cookies.
Retention: The policy says account information and briefs are retained while an account is active, and personal data is deleted within 30 days after account deletion, subject to legal retention requirements.
Support: Agency Scale includes priority support, and the terms and privacy policy provide [email protected] for inquiries.
Plan limits: Unused briefs do not roll over to the next billing period, and subscriptions renew automatically unless cancelled before renewal.
Service limitations: The terms say availability is not guaranteed at 100%, the service depends on third-party search APIs, and brief quality may vary with available search data and keyword.
Price from: $29/mo

Where it ranks on Freedom251

Best Content Optimization Software in 2026#13 of 68
Best SEO Content Optimization Software in 2026#10 of 26

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Sources

contentbrief.io/terms· checked 5 Oct 2026
contentbrief.io· checked 5 Oct 2026
contentbrief.io/privacy· checked 5 Oct 2026