Comprehensive empirical intelligence evaluating 50 sovereign jurisdictions, Citation Integrity Scores across commercial platforms, and the Legal Hallucination Radar.
Actuarial legal records audited under Zero-Incentive Protocol (ZIP-1.0)
| Platform / Model | Vendor | CIS Score | Hallucination % | Audit Verdict |
|---|---|---|---|---|
| CoCounsel Enterprise | Thomson Reuters / Casetext | 97.4 | 1.8% | GOLD_STANDARD |
| Harvey Legal AI | Harvey AI, Inc. | 96.8 | 2.1% | GOLD_STANDARD |
| Lexis+ AI / Protégé | LexisNexis / RELX Group | 96.5 | 2.3% | GOLD_STANDARD |
| Westlaw AI-Assisted Research | Thomson Reuters | 97.1 | 1.9% | GOLD_STANDARD |
| Spellbook Contract AI | Spellbook Legal Inc. | 92.8 | 4.6% | PRODUCTION_READY |
| Robin AI Assistant | Robin AI Ltd. | 93.4 | 3.8% | PRODUCTION_READY |
| Casetext CARA AI | Thomson Reuters | 95.9 | 2.7% | PRODUCTION_READY |
| Luminance Corporate | Luminance Legal | 94.1 | 3.2% | PRODUCTION_READY |
| Ironclad Contract AI | Ironclad Inc. | 91.2 | 4.8% | PRODUCTION_READY |
| LegalOn Assistant | LegalOn Technologies | 93 | 3.5% | PRODUCTION_READY |
| Relativity aiR for Review | Relativity | 95.2 | 2.8% | GOLD_STANDARD |
| vLex Vincent AI | vLex | 96 | 2.4% | GOLD_STANDARD |
| Paxton AI | Paxton AI, Inc. | 94.5 | 3.1% | PRODUCTION_READY |
| EvenUp Claims AI | EvenUp Inc. | 93.8 | 3.4% | PRODUCTION_READY |
| Briefpoint AI | Briefpoint Inc. | 95 | 2.6% | PRODUCTION_READY |
| Definely Suite | Definely Ltd. | 94.8 | 2.9% | PRODUCTION_READY |
| DISCO Cecilia | CS Disco, Inc. | 94.9 | 2.7% | PRODUCTION_READY |
| Everlaw AI Assistant | Everlaw Inc. | 95.5 | 2.5% | GOLD_STANDARD |
| Evisort Contract AI Engine | Workday / Evisort | 92.5 | 4.2% | PRODUCTION_READY |
| DraftWise Knowledge Engine | DraftWise Inc. | 94 | 3.3% | PRODUCTION_READY |
| Clearbrief AI | Clearbrief Inc. | 97.8 | 1.4% | GOLD_STANDARD |
| Leya Legal AI Workspace | Leya Technologies AB | 94.6 | 3% | PRODUCTION_READY |
| Darrow Class Action Intelligence | Darrow AI Ltd. | 93.2 | 3.9% | PRODUCTION_READY |
| ContractPodAi Leah | ContractPodAi | 92.1 | 4.5% | PRODUCTION_READY |
| Ivo AI Contract Review | Ivo Legal Inc. | 93.5 | 3.7% | PRODUCTION_READY |