Fastgen
Visual Low-Code Backend Builder
liteLLM
One library to standardize all LLM APIs
Updated February 2026
| Fastgen | liteLLM | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 16 | 17 |
| Pros | 18 | 8 |
| FactScore™ | 61.5 | 62.8 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Fastgen — Pros
Easy to use 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
—Only in liteLLM — Pros
Support for custom models Caching and load balancing Easy provider switching OpenAI-compatible API Performance analysis integration Standardized API Unified interface for LLMs Versatile API callingOnly in Fastgen — Cons
—Both tools — Cons
—Only in liteLLM — Cons
—Details
| Fastgen | liteLLM | |
|---|---|---|
| Categories | No-code Platforms, Unified API, Databases and backend frameworks | Unified API, AI Infrastructure Tools |
| Platforms | Web | Web |
| Became Popular | June 12, 2023 | August 9, 2023 |
| Website | fastgen.com | github.com |
Who Should Pick Which?
Choose Fastgen if...
- Easy to use
- Supportive team
- Time-saving
Choose liteLLM if...
- Support for custom models
- Caching and load balancing
- Easy provider switching
With a FactScore™ of 61.5 vs 62.8, liteLLM leads in community reception. Fastgen uniquely offers Easy to use and Supportive team, while liteLLM stands out for Support for custom models and Caching and load balancing.
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...
liteLLM
liteLLM is a must for working with different models. We use different models for different tasks and subtasks. With liteLLM the code stays exactly the same and we can just focus on choosing the rig...
Big fan of liteLLM: one API for OpenAI/Anthropic/Groq/etc. Makes multi-model stacks painless
I find myself recommending this library to serious LLM-powered app developers that are trying to standardize their codebase by unifying all the APIs they use. Love it!
Related Comparisons
Frequently Asked Questions
Which is better, Fastgen or liteLLM?
Based on FactScore™, liteLLM leads with a score of 62.8 vs 61.5. liteLLM has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Fastgen compared to liteLLM?
Fastgen uniquely offers: Easy to use, Supportive team, Time-saving, Low-code solution, Quick iteration.
What are the pros of liteLLM compared to Fastgen?
liteLLM uniquely offers: Support for custom models, Caching and load balancing, Easy provider switching, OpenAI-compatible API, Performance analysis integration.
Is Fastgen better rated than liteLLM?
Fastgen is rated 5.0★ from 16 reviews. liteLLM is rated 5.0★ from 17 reviews.
What is the FactScore™ of Fastgen and liteLLM?
FactScore™ weighs rating and review volume together. Fastgen scores 61.5 and liteLLM scores 62.8.
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