Skills Development Set Up Hex SDK API Authentication

Set Up Hex SDK API Authentication

v20260423
hex-install-auth
This guide provides a comprehensive walkthrough for setting up and configuring authentication for the Hex SDK/CLI using OAuth 2.0 Bearer tokens. It is essential for developers looking to integrate Hex into a project, allowing programmatic control over triggering project runs, checking status, and managing connections via the Hex API.
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Overview

Hex Install & Auth

Overview

Configure Hex API authentication using OAuth 2.0 Bearer tokens. The Hex API at app.hex.tech/api/v1/ lets you programmatically trigger project runs, check status, manage users, and configure connections. Tokens are generated per-user in the Hex workspace settings.

Prerequisites

  • Hex account (Team or Enterprise plan)
  • Workspace admin access for API token generation
  • At least one published Hex project

Instructions

Step 1: Generate API Token

  1. Open Hex workspace settings
  2. Navigate to API tokens section
  3. Click New Token
  4. Set description and expiration
  5. Select scopes: "Read projects" and/or "Run projects"

Step 2: Configure Environment

# .env (NEVER commit)
HEX_API_TOKEN=hex_token_abc123...
HEX_WORKSPACE_URL=https://app.hex.tech

# .gitignore
.env
.env.local

Step 3: Verify Connection

// verify-hex.ts
import 'dotenv/config';

const TOKEN = process.env.HEX_API_TOKEN!;

async function verify() {
  const response = await fetch('https://app.hex.tech/api/v1/projects', {
    headers: { 'Authorization': `Bearer ${TOKEN}`, 'Content-Type': 'application/json' },
  });
  if (!response.ok) throw new Error(`Hex API ${response.status}`);
  const projects = await response.json();
  console.log(`Connected! Found ${projects.length} projects`);
  return projects;
}

verify().catch(console.error);
# curl verification
curl -s -H "Authorization: Bearer $HEX_API_TOKEN" \
  https://app.hex.tech/api/v1/projects | python3 -m json.tool

Token Scopes

Scope Endpoints Use Case
Read projects ListProjects, GetProjectRuns, GetRunStatus Monitoring
Run projects RunProject, CancelRun (+ all read) Orchestration

Error Handling

Error Cause Solution
401 Unauthorized Invalid or expired token Regenerate in workspace settings
403 Forbidden Missing scope Create token with "Run projects" scope
404 Not Found Wrong workspace URL Verify HEX_WORKSPACE_URL

Resources

Next Steps

After auth, proceed to hex-hello-world.

Info
Category Development
Name hex-install-auth
Version v20260423
Size 2.82KB
Updated At 2026-04-26
Language