Casetext
The legal research pioneer — now the CoCounsel foundation.
Acquired — still operating
acquired by Thomson Reuters 2023 ($650M); folded into CoCounsel
About
Casetext (casetext.com) was the AI legal research pioneer (CARa); acquired by Thomson Reuters for $650M in 2023 and folded into CoCounsel.
Kept as a historical record: the acquisition that brought grounded legal AI to Westlaw. See co-counsel for the current product.
What it can do
- Pioneered AI legal research
- $650M acquisition
- Now part of CoCounsel
Setup
Historical record — use CoCounsel (Thomson Reuters) for the current product.
Prerequisites
See co-counsel.
Use cases
Works with
Trust score — 6/10
Scored 6/10 (metrics tier). Historical record: the pioneer whose $650M acquisition built CoCounsel. Scored as legacy — the live product is co-counsel. Proprietary, provider-estimated adoption. Metrics tier.
How the trust score is built
Full methodology →- Adoption · stars/downloads, log-scaled vs peers
- 7.0/10
- Maintenance · recency, releases, issue load
- 5.0/10
- Openness · license + docs
- 4.8/10
- Manual review · sanity read + red-flag check
- 7.0/10
- · provider-tier estimate — thinner evidence (no public adoption metric)
- · Legacy pioneer — provider-tier estimate
- · no release date — neutral maintenance score
- · Historical record: pioneer acquired for $650M (2023), now CoCounsel foundation. Closed SaaS.
Sources
Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.