PublicAPIs
APIsList
Spinneret
API Tracker
The Unsplash API
Yappes
AnyAPI
A collective list of APIs. Build something.

OpenRouter
MandAPI
AunuCore.bond
APIClan.us
Api.Airforce
boldrouter
Requesty.ai
One API key for Claude and GPT models, compatible with the Anthropic and OpenAI formats. Works with Claude Code, Cursor and Codex CLI. Pay as you go, below official list prices.
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.
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API
API List
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| Website | apilist.fun | apivai.com |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of API List yet.
APIVAI is a pay-as-you-go API gateway for Claude and GPT models. One API key works with both the Anthropic Messages format and the OpenAI Chat Completions / Responses formats, so existing tools and SDKs work by changing only the base URL. Key features One key for Claude (Fable, Opus, Sonnet,...
What each product offers, as listed by its team.

Possible disadvantages
No features have been listed yet.
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.
No analysis of APIVAI yet.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using API List and APIVAI. 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 APIVAI since Oct 2026.
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