Endpoint Playground

Try the CourtListener Opinion Search API

Searches CourtListener's opinion-search index by text and returns opinion-result metadata with a cursor for the next page. The endpoint does not return opinion detail, dockets, judges, alerts, or account data.

What a live request returned

14 Oct 2026: 20 results; 5 fields had a value in every checked item and 2 varied between items.

Observed request: GET /courtlistener/search?q=qualified+immunity
Fields with a value in every checked item: case_name, court, court_id, date_filed, url

Sample value profiles: date_filed: 2010-08-18 to 2026-01-29; url: courtlistener.com.

Request: GET /courtlistener/search
Cost: 2 credits/request
Auth: apiKey
Checks passed, 7 days to 14 Oct 2026: 99.9%, median 1.44 s
Monitored request: GET /courtlistener/search?q=qualified+immunity

CourtListener Opinion Search API documentation CourtListener platform page Pricing

Prefilled cURL

curl 'https://api.crawlora.net/api/v1/courtlistener/search?q=%22qualified+immunity%22' \
  -H "x-api-key: $CRAWLORA_API_KEY"

Request parameters

Parameter	Type	Required	Prefilled value	Description
q	string	Yes	"qualified immunity"	Opinion search text
cursor	string	No		Cursor from a prior response's next_cursor field

Example JSON response

{
  "code": 200,
  "msg": "OK",
  "data": {
    "query": "qualified immunity",
    "results": [
      {
        "case_name": "Example v. Example",
        "court": "Supreme Court of the United States",
        "url": "https://www.courtlistener.com/opinion/12345/example-v-example/"
      }
    ],
    "next_cursor": "cD0yMDI2LTA4LTI3"
  }
}

More CourtListener endpoints

Browse CourtListener courts Browse CourtListener judicial people

The sample response, schema and code snippets below work without an account. Sending a live request needs an API key.

Set up API key Endpoint docs

Endpoint

Choose one catalog endpoint for this request.

1 shown

Group

Method

Auth

Endpoint

GETapiKey2 credits/requestcourtlistener.searchResponseDocCourtListener

GET /courtlistener/search

Search CourtListener opinions

API key required. Paste a full key or rotate one from the API Keys page.

Set up API key

View docs

API key

API key required for live requests. Your key is only used to send requests from this Playground.

not configured

Active Playground key: not configured

Manage API keys in Console

Required query parameters

requiredstring

Opinion search text

Add an API key to send a live request.

If an active API key is configured, Copy cURL includes it. Share links never include API keys.

View docs

Sample responseGET

Shown before your first request. Add an API key and send a request to see the live response, status, latency, and headers.

{
  "code": 200,
  "msg": "OK",
  "data": {
    "query": "qualified immunity",
    "results": [
      {
        "case_name": "Example v. Example",
        "court": "Supreme Court of the United States",
        "url": "https://www.courtlistener.com/opinion/12345/example-v-example/"
      }
    ],
    "next_cursor": "cD0yMDI2LTA4LTI3"
  }
}

Endpoint Playground

Try the CourtListener Opinion Search API

What a live request returned

14 Oct 2026: 20 results; 5 fields had a value in every checked item and 2 varied between items.

Observed request: GET /courtlistener/search?q=qualified+immunity
Fields with a value in every checked item: case_name, court, court_id, date_filed, url

Sample value profiles: date_filed: 2010-08-18 to 2026-01-29; url: courtlistener.com.

Request: GET /courtlistener/search
Cost: 2 credits/request
Auth: apiKey
Checks passed, 7 days to 14 Oct 2026: 99.9%, median 1.44 s
Monitored request: GET /courtlistener/search?q=qualified+immunity

CourtListener Opinion Search API documentation CourtListener platform page Pricing

Prefilled cURL

curl 'https://api.crawlora.net/api/v1/courtlistener/search?q=%22qualified+immunity%22' \
  -H "x-api-key: $CRAWLORA_API_KEY"

Request parameters

Parameter	Type	Required	Prefilled value	Description
q	string	Yes	"qualified immunity"	Opinion search text
cursor	string	No		Cursor from a prior response's next_cursor field

Example JSON response

{
  "code": 200,
  "msg": "OK",
  "data": {
    "query": "qualified immunity",
    "results": [
      {
        "case_name": "Example v. Example",
        "court": "Supreme Court of the United States",
        "url": "https://www.courtlistener.com/opinion/12345/example-v-example/"
      }
    ],
    "next_cursor": "cD0yMDI2LTA4LTI3"
  }
}

More CourtListener endpoints

Browse CourtListener courts Browse CourtListener judicial people

The sample response, schema and code snippets below work without an account. Sending a live request needs an API key.

Set up API key Endpoint docs

Endpoint

Choose one catalog endpoint for this request.

1 shown

Group

Method

Auth

Endpoint

GETapiKey2 credits/requestcourtlistener.searchResponseDocCourtListener

GET /courtlistener/search

Search CourtListener opinions

API key required. Paste a full key or rotate one from the API Keys page.

Set up API key

View docs

API key

API key required for live requests. Your key is only used to send requests from this Playground.

not configured

Active Playground key: not configured

Manage API keys in Console

Required query parameters

requiredstring

Opinion search text

Add an API key to send a live request.

If an active API key is configured, Copy cURL includes it. Share links never include API keys.

View docs

Sample responseGET

Shown before your first request. Add an API key and send a request to see the live response, status, latency, and headers.

{
  "code": 200,
  "msg": "OK",
  "data": {
    "query": "qualified immunity",
    "results": [
      {
        "case_name": "Example v. Example",
        "court": "Supreme Court of the United States",
        "url": "https://www.courtlistener.com/opinion/12345/example-v-example/"
      }
    ],
    "next_cursor": "cD0yMDI2LTA4LTI3"
  }
}