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Discover, compare, and integrate public APIs using real-time health monitoring, OpenAPI documentation, and live availability signals.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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PAP
Public API
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| Website | public-api.org | tryprofound.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Profound Tutorial & Review For Beginners 2026
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Public API and Profound. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

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Profound is an enterprise-grade AI search analytics platform that tracks brand mentions, citations, and sentiment across ChatGPT, Perplexity, Copilot, and Gemini answers. It provides share-of-voice benchmarking and...
Profound alternatives are AI visibility platforms tracking brand citations across ChatGPT, Perplexity, Claude, and other major AI platforms at lower prices or with broader coverage. Profound Starter covers only...
Profound offers a free 7-day trial with 50 daily prompts on ChatGPT, Gemini and AI Overviews. After that it's Enterprise only, priced on a demo call, with up to 9 engines.
When comparing Public API and Profound, you can also consider the following products.

API marketplace for finding and connecting to the world's top APIs.
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Stay ahead by monitoring and your content & brand across major AI Search Platforms. With Otterly.AI, you can automatically track brand mentions and website citations on Google AI Overviews/AI Mode, ChatGPT, Perplexity, Gemini, and Copilot.
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Live status of free public APIs, updated every hour. Find reliable, no-credit-card APIs for weather, news, finance, geocoding, and cryptocurrency.
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All-in-one Marketing Toolkit for digital marketing professionals.
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Search the APIs and web services that national open data portals list, one country at a time: Korea, Japan, the US, France, Germany, the UK, Taiwan, Canada, Australia and Singapore. Lists are refreshed weekly.
Compare GovAPI Atlas to Public API or Profound:

Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
Compare Ahrefs to Public API or Profound: