Get signed URL for artifact upload | Mind Reasoner API Documentation

Generates a pre-signed URL for uploading an artifact (transcript) to the mind. The signed URL can be used to upload the file directly to cloud storage.

Authentication

AuthorizationBearer

API key passed as Bearer token in Authorization header (e.g., “Authorization: Bearer YOUR_API_KEY”)

Path parameters

mindIdstringRequiredformat: "uuid"

Query parameters

fileNamestringOptional

Original filename (optional). Used to preserve file extension.

contentTypestringOptional

Content type of the file (optional). Defaults to application/octet-stream.

Response

Successful response with signed URL

signedUrlstringformat: "uri"

Pre-signed URL for uploading the artifact file

fileNamestring

Generated safe filename for the artifact

artifactIdstringformat: "uuid"

ID of the created artifact record

contentTypestring

Content type of the artifact file

Errors

401

Unauthorized Error

404

Not Found Error

1	{
2	"signedUrl": "https://storage.googleapis.com/bucket/path?signature=...",
3	"fileName": "1234567890_uuid.vtt",
4	"artifactId": "123e4567-e89b-12d3-a456-426614174004",
5	"contentType": "text/vtt"
6	}

1	{
2	"signedUrl": "https://storage.googleapis.com/bucket/path?signature=...",
3	"fileName": "1234567890_uuid.vtt",
4	"artifactId": "123e4567-e89b-12d3-a456-426614174004",
5	"contentType": "text/vtt"
6	}

$	curl https://api.reasoner.com/api/mindsim/minds/123e4567-e89b-12d3-a456-426614174000/signed-url \
>	-H "Authorization: Bearer <token>"