hrefStack vs GPTinf

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

hrefStack compared with GPTinf
Detail	hrefStack	GPTinf
What it does	AI agent that grows your search traffic through autonomous SEO content research, writing, publishing, and ranking tracking	AI writing toolkit for humanizing, detecting, and refining AI-generated text
Stage	Startup	Not given
Founded	2024	2023
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free plan: 10,000 words per month, no credit card required. Starter plan: $45 per month for 100,000 words per month. Pro plan: $69 per month for unlimited words. All plans include AI images, CMS publishing, and AI Agent access. Yearly billing available with 17% savings.	Free tier available for all tools. Paid plans: Lite $4.99/monthly (5000 humanizer words, 2500 paraphraser words), Pro $12.49/monthly (25000 humanizer words, 12500 paraphraser words), Unlimited $29.99/monthly (unlimited humanizer and paraphraser words). Yearly plans available at 50% discount.
Key features	Autonomous keyword and competitor-gap research Publication-ready article writing with six-dimension quality self-audit Scheduled publishing to your CMS including WordPress, Shopify, Wix, Ghost, and Sanity Google ranking and AI-search citation tracking across ChatGPT, Perplexity, and Google AI Overviews Automatic refresh of underperforming content Content calendar planning Full editorial control with approval gates before publication 10 free SEO tools with no signup required	Free tier with no registration required File upload capability for humanizer and paraphraser
What makes it different	AI employee that executes the full content pipeline, not a writing assistant that produces drafts Optimization for both traditional search engines and AI-powered discovery surfaces like ChatGPT and Perplexity Grounded in your actual search data with full Search Console integration Multi-surface AI visibility tracking across rankings, AI Overviews, ChatGPT, and Perplexity citations	Custom non-AI algorithms instead of AI refining AI Achieves average AI score under 5% after humanization 37% better detection results than competitors Human-first approach that supports rather than replaces human thinking Ethical stance against cheating and academic dishonesty
Community votes	0	0
DR (Domain Rating by Ahrefs)	15 −1 (down) since last check	70 no change since last check
Trust Flow (Majestic)	21	14
Citation Flow (Majestic)	27	38
Referring domains (Majestic)	91	820

6 details filled in for both companies.

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