Helicone AI
Open-source LLM Observability for Developers
LastMile AI
AI developer platform for engineering teams
Updated June 2026
| Helicone AI | LastMile AI | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 13 | 14 |
| Pros | 4 | 20 |
| FactScore™ | 57.3 | 58.8 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Helicone AI — Pros
Easy integration LLM observability Responsive team User-friendly interfaceBoth tools — Pros
—Only in LastMile AI — Pros
AI workbooks Access to multiple AI models Productivity focus Collaborative development Free tier AI config Code generation Community support Config management Content creation Customization options Easy to use Excellent performance Generative AI workflows Model access Production-ready models Rapid improvement SDK Translations Version controlOnly in Helicone AI — Cons
—Both tools — Cons
—Only in LastMile AI — Cons
Code generationDetails
| Helicone AI | LastMile AI | |
|---|---|---|
| Categories | Automation tools, AI Metrics and Evaluation | Unified API, AI Infrastructure Tools, AI Metrics and Evaluation |
| Platforms | Web | Web |
| Added | August 22, 2024 | October 18, 2023 |
| Website | www.helicone.ai | lastmileai.dev |
Who Should Pick Which?
Choose Helicone AI if...
- Easy integration
- LLM observability
- Responsive team
Choose LastMile AI if...
- AI workbooks
- Access to multiple AI models
- Productivity focus
With a FactScore™ of 57.3 vs 58.8, LastMile AI leads in community reception. Helicone AI uniquely offers Easy integration and LLM observability, while LastMile AI stands out for AI workbooks and Access to multiple AI models.
What Users Say
Helicone AI
Helicone is a great tool for monitoring your LLM projects. As a user, I've personally experienced the platform's benefits. Justin's attention to customers and industry expertise are truly impressiv...
I found Helicone in the middle of development, and it has been awesome. It gives me extremely useful and detailed insights on usage, costs, and response times, with just a couple of lines of code.
Helicone just works right out of the box – really helpful for us to dig into user issues and understanding how much money we're burning on LLM API calls.
LastMile AI
This looks great. Our engineering team has had trouble building our AI app. Specially due to the fact that this "new" tech stack had to be learnt. ML and AI knowledge isn't enough to build great pr...
Amazing product! definitely a game-changer.
Really love the approach of the team in terms of product and GTM! I have already tested several templates for both coding and workflow automation - a pretty intuitive and enjoyable experience. Besi...
Related Comparisons
Frequently Asked Questions
Which is better, Helicone AI or LastMile AI?
Based on FactScore™, LastMile AI leads with a score of 58.8 vs 57.3. LastMile AI has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Helicone AI compared to LastMile AI?
Helicone AI uniquely offers: Easy integration, LLM observability, Responsive team, User-friendly interface.
What are the pros of LastMile AI compared to Helicone AI?
LastMile AI uniquely offers: AI workbooks, Access to multiple AI models, Productivity focus, Collaborative development, Free tier.
Is Helicone AI better rated than LastMile AI?
Helicone AI is rated 5.0★ from 13 reviews. LastMile AI is rated 5.0★ from 14 reviews.
What is the FactScore™ of Helicone AI and LastMile AI?
FactScore™ weighs rating and review volume together. Helicone AI scores 57.3 and LastMile AI scores 58.8.
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