curl --request POST \
  --url https://api.entendre.finance/v1/vault/documents \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "filename": "note.txt",
  "base64": "SGVsbG8="
}
'

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({filename: 'note.txt', base64: 'SGVsbG8='})
};

fetch('https://api.entendre.finance/v1/vault/documents', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.entendre.finance/v1/vault/documents"

payload = {
    "filename": "note.txt",
    "base64": "SGVsbG8="
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "data": {
    "id": "doc_6f31e8c4-41ce-47af-9db7-3ad295a0a601",
    "organization_id": "org_123",
    "document_type": "bill",
    "document_source": "upload",
    "file_directory": "Bills/2026/10",
    "file_size": 48213,
    "filename": "invoice",
    "original_filename": "invoice.pdf",
    "file_extension": "pdf",
    "summary": "Vendor invoice.",
    "hash_sum": null,
    "confidence_level": 0,
    "language": "en",
    "created_at": "2026-10-19T12:00:00.000Z",
    "deleted_at": null
  }
}

{
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid path, query or request body.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Invalid or expired API Key",
    "request_id": "req_example",
    "suggested_action": "Send an API key in X-API-Key, or an OAuth access token as Authorization: Bearer. Refresh an expired access token.",
    "documentation_url": "https://entendre.ai/docs/get-started/authentication"
  }
}

{
  "error": {
    "code": "FORBIDDEN",
    "message": "Insufficient access to organization",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "RESOURCE_NOT_FOUND",
    "message": "Resource not found",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "CONFLICT",
    "message": "The resource state does not allow this operation.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "RATE_LIMITED",
    "message": "Rate limit exceeded. Retry after 30s.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "INTERNAL_ERROR",
    "message": "Internal server error",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "SERVICE_UNAVAILABLE",
    "message": "Service unavailable.",
    "request_id": "req_example"
  }
}