Fastgen
Visual Low-Code Backend Builder
OpenRouter
Discover and use the latest LLMs with your own APIs
Updated February 2026
| Fastgen | OpenRouter | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 16 | 23 |
| Pros | 18 | 14 |
| FactScore™ | 61.5 | 69 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Fastgen — Pros
Supportive team Time-saving Low-code solution Quick iteration API design Automation capabilities Backend development Internal operations Reliable UI design Workflow builder Drag-and-drop interface Fast performance Feature rich No code community Non-technical user friendly Private database integrationBoth tools — Pros
Easy to useOnly in OpenRouter — Pros
Multi-model AI access Quick model switching Seamless integration Test multiple models side-by-side Dev-friendly Handle LLM traffic Inference provider On-demand AI access Single API for all models Test all available models Universal API key Usage dashboard Versatile AI platformOnly in Fastgen — Cons
—Both tools — Cons
—Only in OpenRouter — Cons
—Details
| Fastgen | OpenRouter | |
|---|---|---|
| Categories | No-code Platforms, Unified API, Databases and backend frameworks | Unified API |
| Platforms | Web | Web |
| Became Popular | June 12, 2023 | January 30, 2026 |
| Website | fastgen.com | openrouter.ai |
Who Should Pick Which?
Choose Fastgen if...
- Supportive team
- Time-saving
- Low-code solution
Choose OpenRouter if...
- Multi-model AI access
- Quick model switching
- Seamless integration
With a FactScore™ of 61.5 vs 69, OpenRouter leads in community reception. Fastgen uniquely offers Supportive team and Time-saving, while OpenRouter stands out for Multi-model AI access and Quick model switching.
What Users Say
Fastgen
Congrats on the launch! We've been lucky at Craftwork as early adopters - we're using Fastgen as a tool to create and iterate on automations while we build out a product that is fairly heavy on cus...
I have built an automation with Fastgen, Typeform and Telegram. Super simple and easy to use. I love the UI and how easy it is to maintain & update. Much better than Zapier or other comparable ...
Great product, we've been using it for a few months now and it allowed us to move a significant part of our backend code to an easy-to-use environment where even non-tech people can make changes in...
OpenRouter
Shout-out to OpenRouter for giving us seamless multi-model access and letting us switch between AI providers like pros. Their API was a key enabler in testing performance across models and optimizi...
We use OpenRouter to optimize for maximum uptime for all of the third-party models that power Olive. We built Olive around many models across Anthropic, OpenAI, Google, including even open weight m...
Talespinner uses OpenRouter to allow for switching between different language models. They make it super easy to do this, because they offer one API format for all language models.
Related Comparisons
Frequently Asked Questions
Which is better, Fastgen or OpenRouter?
Based on FactScore™, OpenRouter leads with a score of 69 vs 61.5. OpenRouter has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Fastgen compared to OpenRouter?
Fastgen uniquely offers: Supportive team, Time-saving, Low-code solution, Quick iteration, API design.
What are the pros of OpenRouter compared to Fastgen?
OpenRouter uniquely offers: Multi-model AI access, Quick model switching, Seamless integration, Test multiple models side-by-side, Dev-friendly.
Is Fastgen better rated than OpenRouter?
Fastgen is rated 5.0★ from 16 reviews. OpenRouter is rated 5.0★ from 23 reviews.
What is the FactScore™ of Fastgen and OpenRouter?
FactScore™ weighs rating and review volume together. Fastgen scores 61.5 and OpenRouter scores 69.
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