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

Auth0
Clerk
Keycloak
AuthKit
PropelAuth
Hanko
ZITADEL
Open-source Auth0/Clerk Alternative

Which is more popular?
Based on our record, Portkey should be more popular than Stack Auth. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | portkey.ai | stack-auth.com |
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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
W18D3 C3: Full Stack Auth Review: User/Computer Order & Developer Build Order
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Portkey and Stack Auth. 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 / 11 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 / about 1 month 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 2 months ago
Five minutes. That's how long Stack Auth takes to set up. - Source: dev.to / 12 months ago
Stack Auth (S24) | San Francisco, CA | Full-time Hiring founding & design engineers! We're building the customer platform for developers — think of a single service that does auth, payments, analytics, marketing emails, and so much more.... - Source: Hacker News / about 1 year ago
StackAuth is an open-source authentication and user management platform designed to integrate seamlessly into Next.js projects. Its combination of frontend/backend APIs and pre-built UI components dramatically simplifies the integration... - Source: dev.to / almost 2 years ago
When comparing Portkey and Stack Auth, you can also consider the following products.


Auth0 is a program for people to get authentication and authorization services for their own business use.
Compare Auth0 to Portkey or Stack Auth:


Clerk.io, the artificial intelligence for e-commerce that knows your customers interests.
Compare Clerk to Portkey or Stack Auth:

Open-source LLM Observability for Developers
Compare Helicone AI to Portkey or Stack Auth:

Open Source Identity and Access Management for modern Applications and Services.
Compare Keycloak to Portkey or Stack Auth: