
HackerRank
CodeSignal
iMocha
TestGorilla
HackerEarth
mettl
DevSkiller
Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

exa.ai
Parallel AI
Perplexity.ai
Mojeek
Firecrawl
JINA
Lyrenth is an AI-readable web index that turns any public URL into a clean, structured AIDocument (JSON or Markdown) so agents and RAG systems can read the web faster, cheaper, and more reliably.

Which is more popular?
Based on our record, Codility seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codility.com | lyrenth.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


The Codility platform includes: CodeCheck - Design role-specific remote skills assessments to screen your technical candidates before moving them to the interview stage. CodeLive - Host technical remote or onsite interviews via our shared editor using a range of templates and whiteboards....
Lyrenth operates an AI-readable web index and API that transforms public web pages into a stable, machine-first AIDocument: cleaned Markdown, page structure, provenance, and token and cost economics in a single JSON contract. It is built for autonomous agents, LLM-based assistants, RAG and...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
An Introduction to Codility: The Tech Hiring Platform for Engineering Teams
No Lyrenth videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codility and Lyrenth.
Lyrenth's answer:
Lyrenth is an index, not a scraper. That one difference changes the economics.
A scraper fetches the page again for every caller, every time. Lyrenth fetches it once, turns it into a clean AIDocument, and serves that same document to everyone who asks for the URL afterwards. Over 3.7 billion pages are already indexed, across 166 million domains, growing by more than 50 million a day.
Lyrenth's answer:
Because the work has usually been done already.
Lyrenth's answer:
Developers who need machines to read the web reliably.
In practice that is developer-first: people who read the docs, try the free tier without a card, and integrate the same day.
Lyrenth's answer:
What we publish is the interface, not the engine. The AIDocument contract is open, versioned and validated against a public JSON Schema, so what you build against is stable and inspectable. How we produce it is ours.
What you actually integrate with:
Open standards we implement rather than reinvent:
The index, the crawler and the extraction pipeline are built in-house. Lyrenth is not a wrapper around someone else's scraping service.
Lyrenth's answer:
At the end of 2025 our founder, Aleksandar Martinovic, read a short post that said the next big thing is not only making AI smarter, but giving AI the ability to see the web the way humans see it. That sentence started Lyrenth.
The problem became hard to unsee. Every AI company, agent and assistant was solving the same task privately: fetch a page, strip the navigation, remove the cookie banners, parse broken HTML, pay for the same work again and again. The information was already on the web. What was missing was a layer machines could read.
So we started building one. Not a replacement for the web, and not a closed archive owned by one model company, but a cleaner, structured, machine-readable version of pages that already exist.
Two parts came out of that, and we keep them separate on purpose:
It is bootstrapped, and currently in public beta.
Lyrenth's answer:
Lyrenth is in public beta and we do not name individual users without their permission, so there is no customer list to publish yet. When there is one, it will be real names who agreed to be listed.
What we can point at instead is where Lyrenth is already integrated:
Share your experience with using Codility and Lyrenth. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codility is a platform that helps companies assess the coding skills of developers. They offer a range of online coding tests and assessments that enable employers to evaluate candidates' technical abilities.
We have no reviews of Lyrenth yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


- Technical skills: have they got the walk to match the talk? Programming languages on a resume mean little if candidates are unable to demonstrate their hard coding skills. You can test these skills with technical skill tests, such as... - Source: dev.to / over 2 years ago
Codility : Verify and improve coding skills. - Source: dev.to / over 5 years ago
Tracking Lyrenth since Sep 2026.
When comparing Codility and Lyrenth, you can also consider the following products.

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to Codility or Lyrenth:


CodeSignal is the leading assessment platform for technical hiring.
Compare CodeSignal to Codility or Lyrenth:

Parallel AI helps businesses work smarter, with custom-built features designed to save time, money, and energy. Build virtual companies with AI employees, subject matter experts to chat with anytime, anywhere.
Compare Parallel AI to Codility or Lyrenth:

