Search US court opinions (SCOTUS, federal circuits, state appellate/supreme — ~9
Search US court opinions (SCOTUS, federal circuits, state appellate/supreme — ~9M opinions). Query by free-text (party names, keywords, docket #, citation). Filter by court slug (e.g., "scotus", "ca9", "nysupct"), filing date range, and order (relevance/dateFiled-desc/dateFiled-asc/citeCount-desc). Returns clusterId, caseName, court, year, docket, reporter citations, citationCount, snippet, canonical URL. Discovery-side complement to case-verify. Backed by CourtListener (Free Law Project); underlying opinions are public domain.
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://2s.io/api/law/case-search
| Category | Search and research |
|---|---|
| Provider host | 2s.io |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"court": "example",
"filedAfter": "2024-01-01",
"filedBefore": "2024-01-01",
"limit": 10,
"order": "relevance",
"q": "xx"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"const": "GET"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"court": {
"type": "string"
},
"filedAfter": {
"type": "string"
},
"filedBefore": {
"type": "string"
},
"limit": {
"default": 10,
"maximum": 20,
"minimum": 1,
"type": "integer"
},
"order": {
"enum": [
"relevance",
"dateFiled-desc",
"dateFiled-asc",
"citeCount-desc"
],
"type": "string"
},
"q": {
"maxLength": 500,
"minLength": 2,
"type": "string"
}
},
"required": [
"q"
],
"type": "object"
},
"type": {
"const": "http"
}
},
"required": [
"type",
"method",
"queryParams"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}