Langfuse vs PDF.ai
A side-by-side of two AI & MLproducts on numbers we measure ourselves: Domain Rating, how fast it's growing, and pricing. Last measured Sat, 17 Oct 2026. No sponsored placement, and no score we made up.
Side by side
| Attribute | Langfuse | PDF.ai |
|---|---|---|
| Category | AI & ML | AI & ML |
| Pricing | Pricing not stated | Pricing not stated |
| Domain Rating | 75 | 56 |
| DR change, 90 days | 0 in 90 days | +2 in 90 days |
| Referring domains | 1,122 | 412 |
| Upvotes here | 0 | 0 |
| On BacklinkBot Launch | Listed Sat, 17 Oct 2026 | Listed Sat, 17 Oct 2026 |
| Built with | Not stated | Not stated |
| Who it's for | Not stated | Not stated |
How they differ
- Langfuse has the stronger domain: a Domain Rating of 75 against PDF.ai's 56, from 1,122 referring domains.
- Over the last 90 days PDF.ai grew its DR faster (+2 in 90 days, against 0 in 90 days for Langfuse).
Domain Rating over time
Langfuse
PDF.ai
Langfuse vs PDF.ai FAQ
Which is better, Langfuse or PDF.ai?
It depends on what you need. On the numbers we measure, Langfuse has the stronger domain: a Domain Rating of 75 against PDF.ai's 56, from 1,122 referring domains. Read both listings and try each one on your own use case.
How do Langfuse and PDF.ai differ?
Langfuse has the stronger domain: a Domain Rating of 75 against PDF.ai's 56, from 1,122 referring domains. Over the last 90 days PDF.ai grew its DR faster (+2 in 90 days, against 0 in 90 days for Langfuse).
What do Langfuse and PDF.ai cost?
Langfuse: Pricing not stated. PDF.ai: Pricing not stated. Check each site for current pricing.
Where does the Domain Rating come from?
Open PageRank's score times ten, measured monthly, last on Sat, 17 Oct 2026. It is not Ahrefs DR, and the two will differ.
Are there other AI & ML alternatives?
Yes. See the alternatives pages for Langfuse and PDF.ai, or the AI & ML category.