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Abierto vs SAM.gov
SAM.gov is the official system: you register your business there and most solicitations are answered there. Abierto reads the same notices from SAM.gov's public bulk files and adds what SAM.gov keeps elsewhere: the award that followed each solicitation, the agency's buying history and the incumbent. Use both; always confirm a deadline on SAM.gov.
Feature by feature
| Feature | Abierto | SAM.gov |
|---|---|---|
| Official record | No. A copy, rebuilt nightly, that links every notice back to SAM.gov | Yes |
| Entity registration and UEI | No | Yes, required to be paid on a federal contract |
| One page per solicitation | Yes: every revision and amendment of a solicitation on one page | One page per notice; each revision gets a new notice ID |
| Award next to the solicitation | Yes, matched from USAspending by contract and solicitation number | No; award data is in a separate search |
| Agency, office and vendor profiles | Yes, with what each office buys and who it pays | No |
| Saved searches and email alerts | Smart filters from a plain description of your business, with email alerts, on paid plans | Yes, with a SAM.gov account |
| Machine-readable | Markdown and JSON version of every page, a public API and WebMCP tools, no key | Bulk extracts, and APIs that need a key with daily limits |
| Price | Free to read. Pro $99 a month, Team $249 a month, billed monthly | Free |
Abierto's column lists only what its plans do today. Every limit is on the pricing page.
Choose SAM.gov if
- You need to register, update your entity or submit an offer.
- You need the official text of a notice, or the authoritative deadline.
Choose Abierto if
- You want to know who won the last contract like this one, and for how much.
- You want an office's or a competitor's history on one page.
- You want to read a solicitation with its amendments together, or cite it in a stable URL.