Looking up business entity data from any US Secretary of State databases just got significantly cheaper. OpenSOSData provides real-time access to Secretary of State records across all 50 US states at $0.0314 per lookup -- that is Pi pricing, and it is the lowest price in the market by a wide margin.
What You Get Per Lookup
- Entity name, type, and status
- Formation date and entity ID
- Registered agent name and full address
- Principal office address
- Officers and managers (where publicly available)
- Direct link to the official SOS filing
Quick Start
One API call. No SDK required. Works with any HTTP client.
curl -X POST https://api.opensosdata.com/v1/lookup \
-H "x-api-key: YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"entity_name": "Acme Corp", "state": "DE"}'Pricing Comparison
| Provider | Price per lookup | Subscription required |
|---|---|---|
| OpenSOSData | $0.0314 (Pi) | No |
| OpenCorporates | $0.10 - $0.50 | Yes |
| Cobalt Intelligence | $0.50 - $2.00 | Yes |
| Middesk | $1.00+ | Yes (enterprise) |
Get Started
Join the waitlist at opensosdata.com. Start with $3.14 (Pi dollars) -- exactly 100 lookups. No subscription. No minimums beyond the initial wallet activation.