OSF US Case Law Search (1.55M federal court opinions)GET /x402/legal/cases/:query · x402 API by osf-master-server
Look up US federal court cases by case name, party, court, or citation across 1.55 million+ opinion records: SCOTUS all time and all 13 federal appellate circuits (CourtListener), plus SEC litigation releases and SEC administrative proceedings. Returns case name, court, date, citations and a provenance URL per match. Case metadata and citations, not opinion full text.
What does this x402 API do?
OSF US Case Law Search (1.55M federal court opinions). This is an x402-gated GET API resource from osf-master-server. TOLL·402 did not invoke this route automatically because doing so was not considered safe. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.
- Published price
- No normalized USD price is recorded
- Networks
- Base
- Latest evidence
- TOLL·402 did not invoke this route automatically because doing so was not considered safe
- Resource ID
- a1ed7fd9ed02c22c9c1711aa
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://api.osf-master-server.com/x402/legal/cases/:query", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Observed in cdp-bazaar
The registry record was observed and retained with provenance.
- Observed in 402-index
Discovered through bazaar.
- Exact route checked
not safely testable · unresolved-url-template
- Registry record checked
Registry health: healthy.
- Origin reachable
HEAD https://api.osf-master-server.com/ returned 200.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.