Docling
#1 in document extraction apis · free forever, permissive on both the code and the models, and nothing ever leaves your infrastructure.
verdictthe only entry where the privacy question is answered by architecture rather than by a policy page — and it publishes real accuracy figures while doing it.
| Mistral OCR | Docling | |
|---|---|---|
| price | $4 / 1,000 pages | free |
| free tier | no | yes |
| cost/1000 pages | $4, $2 batch | $0 |
| tables cost extra | via $5 document ai tier | no |
| licence | proprietary api | mit code, cdla-permissive models |
| trains on your docs | zdr option, scope unclear | no — self-hosted |
| self-host | no | yes, only option |
switch foranyone processing documents they cannot send to a third party, which in this category is most people.
- +free with no tiers, mit code and permissive model licences
- +nothing leaves your infrastructure — no retention question
- +published accuracy figures in a technical report
- +docling-serve turns it into your own api
- −no vendor sla, support or managed scaling
- −two separate licences to accept, code and models
- −accuracy and throughput depend on your own hardware
- −no hosted option if you don't want to run it