Endpoint
POST /search/v1/answer
curl -X POST https://api.case.dev/search/v1/answer \
-H "Authorization: Bearer sk_case_YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"query": "What is the statute of limitations for medical malpractice in California?"
}'
casedev search:v1 answer \
--query "What is the statute of limitations?"
import Casedev from 'casedev';
const client = new Casedev({ apiKey: 'sk_case_YOUR_API_KEY' });
const result = await client.search.v1.answer({
query: 'What is the statute of limitations for medical malpractice in California?'
});
console.log(result.answer);
// "In California, the statute of limitations for medical malpractice
// is generally 3 years from the date of injury or 1 year from when
// the patient discovered the injury [1]. Exceptions exist for
// foreign objects [2] and minors [3]."
for (const citation of result.citations) {
console.log(`[${citation.id}] ${citation.title}: ${citation.url}`);
}
import casedev
client = casedev.Casedev(api_key='sk_case_YOUR_API_KEY')
result = client.search.v1.answer(
query='What is the statute of limitations for medical malpractice in California?'
)
print(result.answer)
for citation in result.citations:
print(f'[{citation.id}] {citation.title}: {citation.url}')
result, _ := client.Search.V1.Answer(ctx, casedev.SearchV1AnswerParams{
Query: casedev.F("What is the statute of limitations?"),
})
fmt.Println(result.Answer)
for _, c := range result.Citations {
fmt.Printf("[%s] %s: %s\n", c.ID, c.Title, c.URL)
}
Response
{
"answer": "In California, the statute of limitations for medical malpractice is generally 3 years from the date of injury or 1 year from when the patient discovered or should have discovered the injury, whichever comes first [1]. However, there are exceptions for cases involving foreign objects left in the body [2] and for minors [3].",
"citations": [
{
"id": "1",
"url": "https://law.cornell.edu/california/medical-malpractice",
"title": "California Medical Malpractice Laws",
"text": "California Code of Civil Procedure Section 340.5..."
},
{
"id": "2",
"url": "https://findlaw.com/healthcare/foreign-object-exception",
"title": "Foreign Object Exception",
"text": "When a foreign object is left in the body..."
}
]
}
Parameters
| Parameter | Type | Default | Description |
|---|---|---|---|
query | string | Required | Question to answer |
numResults | number | 10 | Number of sources to search |
includeDomains | array | — | Only search these domains |
excludeDomains | array | — | Exclude these domains |
useCustomLLM | boolean | false | Use Case.dev LLM for answer |
model | string | gpt-4o | LLM model (when useCustomLLM: true) |
stream | boolean | false | Stream the response |
Examples
Basic question
casedev search:v1 answer \
--query "What are the requirements for a valid non-compete agreement in Texas?"
const result = await client.search.v1.answer({
query: 'What are the requirements for a valid non-compete agreement in Texas?'
});
result = client.search.v1.answer(
query='What are the requirements for a valid non-compete agreement in Texas?'
)
result, _ := client.Search.V1.Answer(ctx, casedev.SearchV1AnswerParams{
Query: casedev.F("What are the requirements for a valid non-compete agreement in Texas?"),
})
Authoritative sources only
casedev search:v1 answer \
--query "What is the current federal minimum wage?" \
--include-domain dol.gov \
--include-domain law.cornell.edu \
--include-domain congress.gov \
--num-results 5
const result = await client.search.v1.answer({
query: 'What is the current federal minimum wage?',
includeDomains: ['dol.gov', 'law.cornell.edu', 'congress.gov'],
numResults: 5
});
result = client.search.v1.answer(
query='What is the current federal minimum wage?',
include_domains=['dol.gov', 'law.cornell.edu', 'congress.gov'],
num_results=5
)
result, _ := client.Search.V1.Answer(ctx, casedev.SearchV1AnswerParams{
Query: casedev.F("What is the current federal minimum wage?"),
IncludeDomains: casedev.F([]string{"dol.gov", "law.cornell.edu", "congress.gov"}),
NumResults: casedev.F(int64(5)),
})
With custom LLM
casedev search:v1 answer \
--query "Explain the differences between Chapter 7 and Chapter 11 bankruptcy" \
--use-custom-llm \
--model "anthropic/claude-sonnet-4.5"
const result = await client.search.v1.answer({
query: 'Explain the differences between Chapter 7 and Chapter 11 bankruptcy',
useCustomLLM: true,
model: 'anthropic/claude-sonnet-4.5'
});
result = client.search.v1.answer(
query='Explain the differences between Chapter 7 and Chapter 11 bankruptcy',
use_custom_llm=True,
model='anthropic/claude-sonnet-4.5'
)
result, _ := client.Search.V1.Answer(ctx, casedev.SearchV1AnswerParams{
Query: casedev.F("Explain the differences between Chapter 7 and Chapter 11 bankruptcy"),
UseCustomLlm: casedev.F(true),
Model: casedev.F("anthropic/claude-sonnet-4.5"),
})
Web data only. For comprehensive legal research, use Lexis, Westlaw, or OpenLaws.

