Project AURIONAI Use-Cases Research & Innovation
tabular

TabPFN v1

TabPFN v1 (2022).

Prior LabsPrior LabsGermanyTabPFNFamily
Prior Labs
Levelmodel
Classtabular
Parametersnot in the notes
Contextnot in the notes
Released2022
Opennessunknown
Runs onnot in the notes
Statusactive

Lineage

successor
TabPFN v1 to TabPFN v2: successor, medium confidenceTabPFN v2 to TabPFN-2.6: successor, medium confidenceTabPFN v1TabPFN v1Prior Labs, 2022TabPFN v2TabPFN v2Prior Labs, 2025TabPFN-2.6TabPFN-2.6Prior Labs, Mar 2026
Prior LabsTabPFN v2 is a child (successor)medium confidencenotes
Where this comes from
Parent and child relations from model cards, Hugging Face base_model fields and the genealogy tables of the research notes. The tree shows two generations each way, 3 models. Confidence and evidence are the notes' own.

R&D Topics

Tabular foundation modelsproduced by

Identity

Developer
Prior Labs
Family
TabPFN
Released
2022 sourcesnotes
Weights published
–
Record checked
10 Oct 2026
Where this comes from
Developer and dates from the research notes. Release date is the vendor's public announcement; weights date is when open weights were published.

Architecture and Size

Architecture
other
Total parameters
– sources
Active parameters
–
Checkpoint parameters
–
Context length
not in the notes
Input
table
Output
table
Where this comes from
Parameter counts as the developer states them. Where the checkpoint holds a different total, both are shown (register A16).

Openness and Access

Openness
unknown
Licence
not in the notes sources
Access routes
not in the notes
Where this comes from
The licence file governs over registry tags and aggregator labels.

Deployment

Runs on
not in the notes
Footprint
not in the notes
Runtimes
not in the notes
Where this comes from
Deployment tiers and runtimes as named in the notes. Footprint is the notes' figure, not a measurement by AURION.

Indonesia

Indonesian support
not stated
Regional languages
not in the notes
Jakarta hosting
unknown
Languages
not in the notes
Where this comes from
Indonesia fields are carried on every model; unknown is an allowed value.

Benchmark Results

The notes record no benchmark result for this model.

Industry Use Cases

No industry use case links this model.

Sources

  1. The state of Tabular Foundation Models (2026) mindfulmodeler.substack.com https://mindfulmodeler.substack.com/p/the-state-of-tabular-foundation-models

To cite this page: Project AURION, AI Use-Cases Research & Innovation, "TabPFN v1", https://aurion.semai.id/models/prior-labs-tabpfn-v1/, records of October 2026.