Python
import requests
url = "https://app.langwatch.ai/api/traces/search"
payload = {
"startDate": 123,
"endDate": 123
}
headers = {
"X-Auth-Token": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'X-Auth-Token': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({startDate: 123, endDate: 123})
};
fetch('https://app.langwatch.ai/api/traces/search', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));curl --request POST \
--url https://app.langwatch.ai/api/traces/search \
--header 'Content-Type: application/json' \
--header 'X-Auth-Token: <api-key>' \
--data '
{
"startDate": 123,
"endDate": 123
}
'{
"traces": [
"<unknown>"
],
"pagination": {
"totalHits": 123,
"scrollId": "<string>"
}
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}Traces
Search traces
Search traces for a project
POST
/
api
/
traces
/
search
Python
import requests
url = "https://app.langwatch.ai/api/traces/search"
payload = {
"startDate": 123,
"endDate": 123
}
headers = {
"X-Auth-Token": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'X-Auth-Token': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({startDate: 123, endDate: 123})
};
fetch('https://app.langwatch.ai/api/traces/search', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));curl --request POST \
--url https://app.langwatch.ai/api/traces/search \
--header 'Content-Type: application/json' \
--header 'X-Auth-Token: <api-key>' \
--data '
{
"startDate": 123,
"endDate": 123
}
'{
"traces": [
"<unknown>"
],
"pagination": {
"totalHits": 123,
"scrollId": "<string>"
}
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}{
"error": "<string>",
"message": "<string>"
}Authorizations
Project API key for sending traces and accessing project-scoped resources. Format: sk-lw-... (no underscore). Obtain one by creating a project via the Admin API or the LangWatch UI.
Body
application/json
Show child attributes
Show child attributes
Output format: 'digest' (AI-readable trace digest) or 'json' (full raw data)
Available options:
digest, json When true, fetches full span data for each trace. Useful for bulk export. Default false.
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