Carolina

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Research · Vendor site 2026-10-04

Carolina is an open-access Brazilian Portuguese corpus developed by USP researchers, containing hundreds of millions of tokens and millions of texts from 1970–2021 with provenance and typology metadata. The WaC-wiPT methodology supports NLP research and downstream corpora at C4AI-USP.

Updated 2026-10-04View sources

Official website

Category: Research
Free access: Corpus downloads are free and open access under published terms of use since March 2022.
API access: Not confirmed; distribution is via downloadable corpus files and documentation.

Is Carolina right for you?

A good fit for

Computational linguists and NLP teams working on Brazilian Portuguese models and linguistic analysis.

Before you choose

Version 1.2 Ada remains imbalanced by text type; users must comply with corpus terms of use and citation requirements.

Brazilian Portuguese corpus

Carolina presents a large contemporary Portuguese corpus with open download access, documentation, and research context from USP digital humanities and AI labs.

What it can do

Features & capabilities

Unknown is different from unavailable. Each fact carries its own evidence.

Capability	Value	Evidence	Checked
Size	Homepage lists Ada 1.2 with about 823 million tokens, over two million texts, and 11+ GB.	Facts sourced	2026-10-04
Methodology	Project describes WaC-wiPT Web-as-Corpus with provenance and typology labeling.	Facts sourced	2026-10-04
Institution	Developed by LaViHD and C4AI-USP researchers for Portuguese NLP.	Facts sourced	2026-10-04

Understand the total cost

Carolina pricing & plans

Free

Corpus downloads are free and open access under published terms of use since March 2022.

Access: Corpus downloads are free and open access under published terms of use since March 2022.

Explore pricing & history

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The practical questions

Frequently asked questions

What is Carolina used for?

Does Carolina have a free plan?

Corpus downloads are free and open access under published terms of use since March 2022.. This record lists ongoing free access; check the plan limits before starting.

How much does Carolina cost?

No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.

Can I use Carolina through an API?

Not confirmed; distribution is via downloadable corpus files and documentation.. API access and subscription access may have different terms; consult the linked sources.

What should I check before choosing it?

Version 1.2 Ada remains imbalanced by text type; users must comply with corpus terms of use and citation requirements.

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

Identity and profile

Reviewed vendor source

Read original source ↗

2026-10-04

Facts apply to the named version and check date. Send a sourced correction if something changed.