Helios vs Casetext: Which is Better in 2026?
Choosing between Helios and Casetext comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Helios
AI-powered policy intelligence and advisory support
Best for you if:
- • You need AI assistants features specifically
- • AI-native platform for policy intelligence and advisory.
- • Automates legislative tracking, regulatory analysis, and policy drafting.
Casetext
AI-powered legal research that finds relevant authority faster
Best for you if:
- • You need AI for legal features specifically
- • GPT-4 powered legal assistant acquired by Thomson Reuters for $650M, now integrated with Westlaw
- • CoCounsel analyzes up to 10,000 documents per project for e-discovery, due diligence, and contract review
| At a Glance |  Helios |  Casetext |
|---|---|---|
Starts at | Custom | Custom |
Best For | AI Assistants | AI for Legal |
Rating | 4.4/5 | 4.5/5 |
Choose Helios or Casetext?
Choose Helios if
AI-powered policy intelligence and advisory support
- Reduces reliance on external consultants and point solutions.
- Significantly improves efficiency for policy teams.
- Provides fully cited and sourced policy documents.
- Your work is AI assistants-shaped, not AI for legal-shaped
Choose Casetext if
AI-powered legal research that finds relevant authority faster
- Legal AI platform
- Good research
- Active development
- Your work is AI for legal-shaped, not AI assistants-shaped
| Feature | Helios | Casetext |
|---|---|---|
| Pricing Model | Paid | Paid |
| User Rating | ★4.4/5 63 reviews | ★4.5/5 201 reviews |
| Categories | AI AssistantsAI Research | AI for LegalAI Research |
In-Depth Analysis
Helios
AI-powered policy intelligence and advisory support
Strengths
- +Reduces reliance on external consultants and point solutions.
- +Significantly improves efficiency for policy teams.
- +Provides fully cited and sourced policy documents.
- +Operates 24/7, continuously learning organizational priorities.
- +Remembers past work and internal context for consistent insights.
Weaknesses
- -Specific pricing details are not publicly available.
- -Requires an intelligence assessment to get started, indicating a potentially complex onboarding process.
Key features
Casetext
AI-powered legal research that finds relevant authority faster
Strengths
- +Legal AI platform
- +Good research
- +Active development
- +Good features
- +Time saving
Weaknesses
- -Expensive
- -Legal focus only
- -Learning curve
- -Thomson Reuters owned
- -Support varies
Key features
Pricing: Helios vs Casetext
| Plan | Helios | Casetext |
|---|---|---|
| Tier 1 | N/A | 150 Solo |
| Tier 2 | N/A | 225 CoCounsel Core |
| Tier 3 | N/A | 500 Unlimited |
| Tier 4 | N/A | 428 Westlaw Precision |
Pricing verified from each vendor's public pricing page. Compare in detail on Helios pricing and Casetext pricing.
Who Should Use What?
On a budget?
Both are paid. Compare plans on their websites.
Go with: Casetext
Want the highest-rated option?
Helios: 4.4/5 (63 reviews). Casetext: 4.5/5 (201 reviews).
Go with: Casetext
Value user reviews?
Helios: 63 reviews (4.4/5). Casetext: 201 reviews (4.5/5).
Go with: Casetext
3 Questions to Help You Decide
What's your budget?
Both are paid. Pricing won't help you decide here.
What's your use case?
Helios is a AI assistants tool. Casetext is in AI for legal. Pick the category that matches your needs.
How important are ratings?
Casetext is rated higher: 4.5/5 vs 4.4/5.
Key Takeaways
Casetext
- Higher user rating: 4.5/5 vs 4.4/5
- Larger review base (201 reviews)
- Our pick for this comparison
Helios
- Better fit for AI assistants
The Bottom Line
Casetext is our pick.
Frequently Asked Questions
Is Helios or Casetext better?
Casetext is rated in our evaluation. Both are paid.
What are Helios and Casetext used for?
Helios: AI-powered policy intelligence and advisory support. Casetext: AI-powered legal research that finds relevant authority faster.
What does Helios cost vs Casetext?
Helios is a paid tool. Casetext is a paid tool. Visit their websites for detailed pricing.