Tool Comparison
Open Payments (CMS) vs SentiSense
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web, API
Best if
- You want official sources.
- You're newer to investing and want something approachable
- Paid from
- $15/mo
- Free plan
- Yes
- Platforms
- Web, API
Best if
- Delayed quotes won't cut it; you need real-time data
- You want stock ideas, screeners, and quant.
- You trade often and need tooling built for speed
Pick Open Payments (CMS) instead if
Open Payments (CMS)
Free · Web · API
- You want official sources.
- You're newer to investing and want something approachable
Start here
SentiSense
Free • From $15/mo · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want stock ideas, screeners, and quant.
- You trade often and need tooling built for speed
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
Open Payments (CMS) and SentiSense cover a lot of the same ground (3 shared categories, APIs & data feeds, data visualizations, and regulatory filings monitoring), so for the basics you won't go far wrong with either. SentiSense simply does more: 22 categories to Open Payments (CMS)'s 4, including stock ideas, screeners, and quant. Open Payments (CMS) counters by being completely free.
What readers say
Open Payments (CMS)
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Key differences at a glance
- Real-time data
- SentiSense
- Broader coverage
- SentiSense22 vs 4 categories
- Beginner friendly
- Open Payments (CMS)
- Free plan
- Both
What Open Payments (CMS) does best
- Search tools across official Sunshine Act records for payments and ownership interests reported by drug manufacturers, device manufacturers, and group purchasing organizations.
- Comparison tools for General Payments, Research Payments, and Ownership or Investment Interests across program years.
- Lookup tools for physicians, non-physician practitioners, teaching hospitals, manufacturers, products, payment categories, dates, and dollar amounts from the public web tool.
- Charts, filters, and downloadable tables to move from a provider, company, or product question into the underlying records.
- Download support for bulk datasets when healthcare, pharma, medtech, policy, or compliance workflows need repeatable offline analysis.
What SentiSense does best
- The web app and REST API to combine market data, social sentiment, news clustering, institutional flow, insider trading, congressional trading, and AI analysis.
- Tracking SentiSense Score, a per-ticker sentiment signal blending news, Reddit, and X/Twitter context for stock discovery and crowd-conviction monitoring.
- Documents & News APIs for sentiment metrics across news articles, social posts, and AI-curated stories, subject to source-content restrictions.
- Review AI-curated story clusters with generated titles, sentiment, ticker badges, source aggregation, and impact scores.
- Market Mood as a 0-100 fear/greed-style index built from internal signals with historical views.
Side by side
Pricing comparison
See for yourself
Side by side
Price, platforms, data, and market coverage.ShowHide
Side by side
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free • From $15/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | — | 18 limits: Free: api requests per month: 1,000, Free: rate limit per min: 30 +16 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | — | No |
Integrations | — | SentiSense REST API, SentiSense Python SDK +10 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Intermediate, Advanced |
Best for | — | Retail Traders, Pro Retail +7 more |
Categories covered | 4 | 22 |
Regions | North America | North America |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and 15-min Delayed and Pricing: Vendor |
Data partners | — | 6 partners: TradingView, Polygon.io +4 more |
Capabilities | — | Universe builder and AI summaries: News |
Security | — | 3 signals: Data residency: US, Encryption at rest +1 more |
| Try it | Visit Open Payments (CMS) | Visit SentiSense |
Standout features
The best features of Open Payments (CMS) and SentiSense.ShowHide
Standout features
What Open Payments (CMS) does best
- Search tools across official Sunshine Act records for payments and ownership interests reported by drug manufacturers, device manufacturers, and group purchasing organizations.
- Comparison tools for General Payments, Research Payments, and Ownership or Investment Interests across program years.
- Lookup tools for physicians, non-physician practitioners, teaching hospitals, manufacturers, products, payment categories, dates, and dollar amounts from the public web tool.
- Charts, filters, and downloadable tables to move from a provider, company, or product question into the underlying records.
- Download support for bulk datasets when healthcare, pharma, medtech, policy, or compliance workflows need repeatable offline analysis.
What SentiSense does best
- The web app and REST API to combine market data, social sentiment, news clustering, institutional flow, insider trading, congressional trading, and AI analysis.
- Tracking SentiSense Score, a per-ticker sentiment signal blending news, Reddit, and X/Twitter context for stock discovery and crowd-conviction monitoring.
- Documents & News APIs for sentiment metrics across news articles, social posts, and AI-curated stories, subject to source-content restrictions.
- Review AI-curated story clusters with generated titles, sentiment, ticker badges, source aggregation, and impact scores.
- Market Mood as a 0-100 fear/greed-style index built from internal signals with historical views.
All details
Every attribute we track for Open Payments (CMS) and SentiSense.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Other | StocksETFsBondsOptions |
Experience | BeginnerIntermediateAdvanced | IntermediateAdvanced |
Target audience | Not specified | Retail TradersPro RetailDay TradersSwing TradersAlgo TradersAnalystsQuants/DevelopersHedge Funds+1 more |
Regions | North America | North America |
Coverage details | Countries: US | Countries: USIdentifiers: Ticker and CIK |
| Data | ||
Data freshness | Not specified | Real-time15-min Delayed |
Pricing sources | Not specified | Vendor |
Data partners | Not specified | TradingViewPolygon.ioSEC EDGARFINRACongressional STOCK Act disclosuresNews, Reddit, X/Twitter, Substack, Discord, and public social sources |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: None | Auth: APIKeySDKs: Python and TSDocs |
Import methods | Not specified | Manual |
Integrations | Not specified | SentiSense REST APISentiSense Python SDKSentiSense JavaScript/TypeScript SDKSentiSense GitHub SDK repositoriesSentiSense MCP ConnectorAI Agent SkillClaude CodeCodex+4 more |
Export formats | CSVJSON | JSON |
| Plans & trust | ||
Security & compliance | Not specified | Data residency: USEncryption at restEncryption in transit |
Capability signals | Not specified | Universe builderAI summaries: News |
Vendor & support | Centers for Medicare & Medicaid Services (CMS), U.S. Department of Health & Human ServicesCountry: USSupport: Email and Phone | Compass AI Data Services, LLCSupport: Email |
Curation ratings | Methodology 5/5Reliability 5/5UX 4/5 | Not specified |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free | Freeapi requests per month: 1,000 · rate limit per min: 30 · +8 more |
| Entry paid plan | — | $15/mo“PRO”rate limit per min: 300 · annual price usd: 144 · +6 more |
Questions we keep getting
What's the difference between Open Payments (CMS) and SentiSense?
Open Payments (CMS) leans toward APIs & data feeds, data visualizations, and regulatory filings monitoring, while SentiSense puts more weight on stock ideas, screeners, and data visualizations. They overlap in 3 categories, so for most people it comes down to workflow preference and price.
How much do Open Payments (CMS) and SentiSense cost?
Good news: both Open Payments (CMS) and SentiSense have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Open Payments (CMS) or SentiSense?
Open Payments (CMS) is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do Open Payments (CMS) and SentiSense have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose Open Payments (CMS) or SentiSense?
It depends on what you're after. Pick Open Payments (CMS) if official sources matter to you; go with SentiSense if you'd rather have stock ideas and screeners. And if you only need the basics both share, let price decide.
What asset classes do Open Payments (CMS) and SentiSense cover?
Open Payments (CMS) covers other. SentiSense covers stocks, ETFs, and bonds.
Does Open Payments (CMS) or SentiSense have real-time data?
SentiSense offers real-time data, which matters if you trade actively. Open Payments (CMS) runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from Open Payments (CMS) and SentiSense?
Open Payments (CMS) exports to CSV. SentiSense is stingier about getting data out.
Is Open Payments (CMS) or SentiSense better for day trading?
SentiSense is the one positioned more for active traders. Open Payments (CMS) is the better fit if you care less about fast trading workflows and more about a calmer research process.
Which has a better stock screener: Open Payments (CMS) or SentiSense?
SentiSense has a stock screener for surfacing ideas; Open Payments (CMS) doesn't, and focuses its energy elsewhere.
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.