Reported ranking
Best and worst sites for AI agents to legal admin / research case law.
Ranked from recent CrawlDex observations. Last verified Jun 9, 2026. Based on 7 observations.
Publication status
More data needed- 5
- ranked websites
- 100
- best AES
- 27
- hardest AES
- 73%
- board handoff share
Search indexing requires at least eight recent qualifying rows. This page still serves the full table for agents and humans when the count is lower.
Ranked table
All ranked sites for agents trying to legal admin / research case law
Outcome signal is shown on the same 0-100 scale as the public AES board until split outcome rates are exposed by the board feed.
| Rank | Site | AES | Outcome signal | Top blocker | Last verified |
|---|---|---|---|---|---|
| 1 | Casetext casetext.com | 100 | 100% | none observed | Jun 9, 2026 |
| 2 | Fastcase fastcase.com | 80 | 80% | login walls | Jun 9, 2026 |
| 3 | Lexisnexis lexisnexis.com | 80 | 80% | login walls | Jun 9, 2026 |
| 4 | Westlaw westlaw.com | 80 | 80% | login walls | Jun 9, 2026 |
| 5 | Justia justia.com | 27 | 27% | login walls | Jun 9, 2026 |
Worst-of section
The hardest reported sites for AI agents
AES 27
Justia
Top blocker: login walls. Last verified Jun 9, 2026. Low confidence, 3 observations.
AES 80
Westlaw
Top blocker: login walls. Last verified Jun 9, 2026. Low confidence, 1 observations.
AES 80
Lexisnexis
Top blocker: login walls. Last verified Jun 9, 2026. Low confidence, 1 observations.
AES 80
Fastcase
Top blocker: login walls. Last verified Jun 9, 2026. Low confidence, 1 observations.
AES 100
Casetext
Top blocker: none observed. Last verified Jun 9, 2026. Low confidence, 1 observations.