
liteLLM
boldrouter
Portkey
Eden AI
APIPark
OpenAI
Helicone AI
A router for LLMs and other AI models

FreeFormatter
DevTools Advanced
DeveloperToolStack
JSON Formatter & Validator
AllDevToolsHub
Code Beautify JSON Validator
Boop
Fast browser-based tools for SQL, JDBC URLs, explain plans, PL/SQL dependencies, DDL scripts, regex, redirects, encoders, payloads, and backend workflows.

Which is more popular?
Based on our record, OpenRouter seems to be more popular. It has been mentioned 67 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | openrouter.ai | devtoolstack.in |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
The AI Tool Most Serious Writers Are Using (OpenRouter Review)
More videos
No DevToolStack.in 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 OpenRouter and DevToolStack.in. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


You are late to the game, but "better late than sorry." The date was April 20, 2026. According to OpenRouter, that was the last week when closed-weights models had more usage. Since then, the majority has been with open-weights models.... - Source: dev.to / about 2 months ago
Import time Import requests Url = 'https://openrouter.ai/api/v1/chat/completions' Headers = { 'Authorization': 'Bearer sk-or-v1-your-key-here', 'Content-Type': 'application/json' } Payload = { 'model':... - Source: dev.to / 6 days ago
Curl -sS https://openrouter.ai/api/v1/models | python3 -c " Import json, sys For m in json.load(sys.stdin)['data']: if m['id'].endswith(':free') and 'tools' in (m.get('supported_parameters') or []): print(m['id']) ". - Source: dev.to / 12 days ago
Tracking DevToolStack.in since May 2026.
When comparing OpenRouter and DevToolStack.in, you can also consider the following products.


Freeformatter is a platform that contains free online tools for developers, including formatters (json, html, xml, sql, etc.), minifiers (css, javascript), compactors, validators, and much more.
Compare FreeFormatter to OpenRouter or DevToolStack.in:

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

A collection of developer tools in one place in your browser
Compare DevTools Advanced to OpenRouter or DevToolStack.in:

Build production-grade & reliable AI apps with Portkey
Compare Portkey to OpenRouter or DevToolStack.in:

120 free browser-based developer utilities. No sign-up required.
Compare DeveloperToolStack to OpenRouter or DevToolStack.in: