
OpenRouter
liteLLM
Helicone AI
Eden AI
boldrouter
Langfuse
APIPark
Build production-grade & reliable AI apps with Portkey

OpenRouter
liteLLM
Requesty.ai
Cheap AI API gateway for 109 frontier models

Which is more popular?
Based on our record, Portkey should be more popular than AtmoRouter.dev. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | portkey.ai | atmorouter.dev |
| Pricing | ||
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Portkey yet.
AtmoRouter is a cheap AI API gateway that puts 109 frontier models from 12 families behind one OpenAI-compatible endpoint (https://atmorouter.dev/v1), and also accepts Anthropic-compatible clients. Change the base URL, keep your SDK, and tools like Cursor, Cline, Claude Code and any OpenAI client...
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
Walkthroughs and reviews on video.
PortKeys LH5H Review - High Brightness 5.2" Touchscreen Monitor with camera control
More videos
No AtmoRouter.dev 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.


Share your experience with using Portkey and AtmoRouter.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Once you outgrow it, pay-as-you-go charges each provider's list price with no markup on tokens, plus the 5.5% fee when you buy credits. If you already have keys with OpenAI, Anthropic or Google, bring your own key routes through them... - Source: dev.to / 5 days ago
Portkey has the broadest adoption story in the open-source gateway space, a large community, and a deep enterprise tier. It is a reasonable pick for teams that want a mature product with a long feature list. - Source: dev.to / 26 days ago
Portkey is an open-source AI gateway that unifies access to 250+ Large Language Models (LLMs) across dozens of providers behind a single, OpenAI-compatible API. Instead of integrating with each provider's SDK, applications send requests... - Source: dev.to / about 1 month ago
Card generation uses the standard OpenAI chat-completions request, so --base-url works with any compatible server. By default it points at AtmoRouter, a cheap AI API gateway and OpenRouter alternative: 155 models behind one... - Source: dev.to / 9 days ago
Sent 5774 chars (~1444 tokens, estimated as chars/4) to atmo/deepseek-v4.1-flash at https://atmorouter.dev/v1 # Fix plan — https://bayuh85.github.io/atmorouter-blog/posts/vetskill/ ## 1. robots-txt — create /robots.txt (also fixes... - Source: dev.to / 12 days ago
The review is one short chat call per flagged skill, so it should cost close to nothing. Vetskill defaults to AtmoRouter, a cheap AI API gateway and OpenRouter alternative: 181 models behind one OpenAI-compatible and Anthropic-compatible... - Source: dev.to / 14 days ago
When comparing Portkey and AtmoRouter.dev, you can also consider the following products.



Open-source LLM Observability for Developers
Compare Helicone AI to Portkey or AtmoRouter.dev:

Requesty is the control plane for AI spend and access. One endpoint to reach 600+ models across major providers, with fallbacks, analytics, cost controls and governance. Route traffic intelligently, enforce policies and keep full control over AI use.
Compare Requesty.ai to Portkey or AtmoRouter.dev:

Regrouping the best AI APIs for 10mn integration in your code
Compare Eden AI to Portkey or AtmoRouter.dev:

A unified, OpenAI-compatible gateway to every major LLM provider. One endpoint, one key, one bill - with automatic routing and failover.
Compare boldrouter to Portkey or AtmoRouter.dev: