Skills Development Veeva Vault API Authentication and Querying

Veeva Vault API Authentication and Querying

v20260423
veeva-install-auth
This guide details how to perform authentication and data operations with the Veeva Vault platform using its REST API. It covers obtaining session IDs via username/password or OAuth 2.0, and executing complex queries using VQL (Veeva Query Language). Ideal for developers integrating document management systems in the life sciences sector.
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Overview

Veeva Vault Install & Auth

Overview

Authenticate with Veeva Vault REST API using session-based auth. Base URL: https://{vault}.veevavault.com/api/{version}/. All requests require a session ID obtained via username/password or OAuth 2.0.

Instructions

Step 1: Install VAPIL (Java) or HTTP Client

# Java (VAPIL - Vault API Library)
# Add to pom.xml or gradle
# https://github.com/veeva/vault-api-library

# Python/Node.js -- use HTTP client
pip install requests
# or
npm install axios

Step 2: Obtain Session ID

import requests

vault_url = "https://myvault.veevavault.com/api/v24.1"
auth_response = requests.post(f"{vault_url}/auth", data={
    "username": os.environ["VEEVA_USERNAME"],
    "password": os.environ["VEEVA_PASSWORD"],
})
session_id = auth_response.json()["sessionId"]
print(f"Session ID: {session_id[:20]}...")

Step 3: Make Authenticated Request

headers = {"Authorization": session_id}
response = requests.get(f"{vault_url}/metadata/objects", headers=headers)
print(f"Objects: {len(response.json()['objects'])}")

Step 4: VQL Query

query = "SELECT id, name__v, status__v FROM documents WHERE status__v = 'Approved'"
response = requests.post(f"{vault_url}/query", headers=headers, data={"q": query})
for doc in response.json().get("data", []):
    print(f"  {doc['name__v']} (ID: {doc['id']})")

Error Handling

Error Cause Solution
INVALID_SESSION_ID Session expired Re-authenticate
INSUFFICIENT_ACCESS Missing permissions Check security profile
INVALID_DATA Bad VQL syntax Validate query syntax

Resources

Next Steps

Proceed to veeva-hello-world for document operations.

Info
Category Development
Name veeva-install-auth
Version v20260423
Size 2.35KB
Updated At 2026-04-28
Language