PublicAPIs
Spinneret
The Unsplash API
AnyAPI
Abstract APIs
Building APIs with Node.js
Mocklets
A collective list of APIs. Build something.

ChatGPT
Claude AI
Perplexity.ai
Phind
LangChain
Poe
ArtiBot AI
A cognitive AI layer that upgrades LLMs with planning, memory, and self-verification

Which is more popular?
Based on our record, API List seems to be more popular. It has been mentioned 18 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
API
API List
|
|
|
|---|---|---|
| Website | apilist.fun | rubibot.org |
| Pricing | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of API List yet.
RubiBot is a cognitive AI platform that upgrades large language models with planning, memory, and self-verification layers. Most AI tools rely purely on prompt-based text generation, which often leads to shallow reasoning, inconsistencies, and errors in complex tasks. RubiBot addresses this...
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
API List is recommended for developers, software engineers, and project managers who are seeking new APIs to integrate, particularly those who are in the early stages of project planning and need an efficient way to explore available options.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing API List and RubiBot.
RubiBot's answer:
RubiBot is unique because it focuses on cognitive architecture rather than raw text generation. Instead of relying solely on prompts, it augments existing language models with planning, memory, and self-verification layers. This allows RubiBot to reason more systematically, maintain context over time, and detect its own mistakes—capabilities that most AI tools lack.
RubiBot's answer:
Users should choose RubiBot when they need reliable reasoning instead of fluent guesses. While many competitors optimize for speed or creativity, RubiBot prioritizes structured thinking, long-horizon planning, and error awareness. This makes it better suited for engineering, research, and complex problem-solving tasks where correctness and consistency matter.
RubiBot's answer:
RubiBot is designed for developers, engineers, researchers, and advanced AI users who work on complex workflows. Its primary audience includes people who need AI systems that can reason step by step, manage long-term context, and support technical or scientific decision-making rather than simple content generation.
RubiBot's answer:
RubiBot was created from the observation that modern AI models are powerful but often unreliable when tasks require planning, memory, or self-correction. The project began as an experiment to explore whether adding cognitive structures on top of existing models could significantly improve reasoning quality without retraining them. Over time, this experiment evolved into RubiBot as a Proto-AGI research platform.
RubiBot's answer:
RubiBot is built using large language models combined with custom cognitive systems, including planning modules, memory architectures, and verification loops. It integrates modern AI tooling, agent-based design patterns, and modular reasoning pipelines, while remaining model-agnostic so it can work with different LLM backends.
RubiBot's answer:
RubiBot is currently used by individual developers, researchers, and early-stage teams rather than large enterprise customers.
Independent AI developers
Researchers and academics
Engineers working on complex problem-solving tasks
Early-stage startups experimenting with AI agents
Share your experience with using API List and RubiBot. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

This simple and intuitive website categorizes APIs (and allows for multiple categories per API). Some social aspects are introduced; like upvotes, comments, list of companies using the API. - Source: dev.to / almost 2 years ago
If you haven’t tried it yet, I recommend writing a simple code snippet to fetch data from an API. You can start with a fun API to experiment with. Plus, all the examples and code snippets are available in this repository for you to explore. - Source: dev.to / about 2 years ago
I don't know any good ones specifically, but https://apilist.fun was helpful back when I was playing around. Source: over 3 years ago
Tracking RubiBot since Feb 2026.
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No-limits, do-what-you-want API for access to 200K+ HD pics.
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