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Get a model

GET
/api/models/{modelId}
curl --request GET \
--url https://api.langparse.dev/api/models/invoice \
--header 'X-Api-Key: <X-Api-Key>'

Fetch a single model by its id or its friendly key/slug, including its full field schema, extraction strategy, validation rule, and output tags.

modelId
required
string

Model id (mdl_…) or friendly key/slug.

Example
invoice

The model.

Media typeapplication/json
object
data
required

A model (schema + strategy + output tags). Own key id; slug is a friendly, unique-per-org handle accepted anywhere the id is.

object
key
additional properties
any
Examplegenerated
{
"data": {}
}

Missing or invalid API key.

Media typeapplication/json

Error response. statusCode mirrors the HTTP status; statusMessage is human-readable.

object
statusCode
integer
statusMessage
string
Example
{
"statusCode": 404,
"statusMessage": "Document not found"
}

Model not found.

Media typeapplication/json

Error response. statusCode mirrors the HTTP status; statusMessage is human-readable.

object
statusCode
integer
statusMessage
string
Example
{
"statusCode": 404,
"statusMessage": "Document not found"
}