> ## Documentation Index
> Fetch the complete documentation index at: https://developers.criteo.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Welcome

<div className="w-full">
  <div className="w-full px-6 py-2.5 flex items-center justify-center gap-3 text-sm flex-wrap" style={{ backgroundColor: '#fe5000' }}>
    <span className="text-white/90">We are implementing a new API versioning policy launching with the 2026.07 release.</span>

    <a href="/criteo-apis/docs/versioning-policy" className="no-underline font-semibold text-white underline underline-offset-2 hover:text-orange-100 transition whitespace-nowrap">
      Read the policy →
    </a>
  </div>

  <section
    className="px-6 pt-24 pb-16 sm:pt-32 sm:pb-20 relative"
    style={{
backgroundImage: "linear-gradient(rgba(254, 80, 0, 0.15), rgba(254, 80, 0, 0.15)), url(https://mintcdn.com/criteo-e1682996/oGhV8AgFf1afoax4/images/segments-bg.svg?fit=max&auto=format&n=oGhV8AgFf1afoax4&q=85&s=19f25bd297ac0ba20bc0625fea8b17d1)",
backgroundSize: "cover",
backgroundPosition: "center",
backgroundRepeat: "no-repeat",
}}
  >
    <div className="max-w-3xl mx-auto text-center relative z-10">
      <h1 className="text-4xl font-bold tracking-tight text-gray-950 dark:text-white sm:text-5xl">
        Criteo Developer Documentation
      </h1>

      <p className="mt-6 text-lg leading-relaxed text-gray-600 dark:text-gray-400 sm:text-xl">
        Guides, API references, and resources to integrate with Criteo's commerce media platform.
      </p>
    </div>
  </section>

  <div className="px-6 py-4">
    <div className="max-w-5xl mx-auto">
      <div className="rounded-xl border border-orange-200 bg-orange-50 dark:border-orange-900/50 dark:bg-orange-950/20 px-5 py-3 flex flex-wrap items-center gap-x-4 gap-y-2">
        <div className="flex items-center gap-2.5">
          <span className="text-sm text-gray-700 dark:text-gray-300">Current API version</span>
          <span className="inline-flex items-center rounded-full px-2.5 py-0.5 font-semibold text-white text-xs" style={{ backgroundColor: '#fe5000' }}>2026.07</span>
        </div>

        <span className="text-gray-300 dark:text-gray-700 hidden sm:inline">·</span>

        <span className="text-sm text-gray-500 dark:text-gray-400 inline-flex items-center gap-1.5 flex-wrap ml-auto">
          The next API version
          <span className="inline-flex items-center rounded-full px-2.5 py-0.5 font-semibold text-white text-xs" style={{ backgroundColor: '#fe5000' }}>2027.01</span>
          will be live <strong className="text-gray-700 dark:text-gray-300">January 2027</strong>
        </span>
      </div>
    </div>
  </div>

  <section className="px-6 py-16 bg-gray-50 dark:bg-gray-900">
    <div className="max-w-5xl mx-auto">
      <p className="text-xs font-semibold uppercase tracking-widest mb-2" style={{ color: '#fe5000' }}>Get started</p>

      <h2 className="text-2xl font-semibold text-gray-950 dark:text-white sm:text-3xl">
        API Resources
      </h2>

      <p className="mt-2 text-lg text-gray-600 dark:text-gray-400">
        Shared platform guides that apply to all Criteo public APIs — authentication, versioning, rate limits, and more.
      </p>

      <div className="mt-8">
        <CardGroup cols={2}>
          <Card title="Set up your Partner Account" icon="rocket" href="/criteo-apis/docs/create-your-partner-account">
            Create your partner account, app, and credentials. Set up OAuth authentication.
          </Card>

          <Card title="Concepts" icon="lightbulb" href="/criteo-apis/docs/authentication">
            API patterns, response formats, bulk calls, rate limits, and error handling.
          </Card>

          <Card title="Troubleshooting" icon="wrench" href="/criteo-apis/docs/api-troubleshooting-guide">
            Connectivity, debugging guides, error codes, and escalation guidelines.
          </Card>

          <Card title="Resources" icon="box" href="/criteo-apis/docs/api-client-libraries">
            Client libraries, OpenAPI spec, and Postman collection.
          </Card>
        </CardGroup>
      </div>
    </div>
  </section>

  <section className="px-6 py-16">
    <div className="max-w-5xl mx-auto">
      <p className="text-xs font-semibold uppercase tracking-widest mb-2" style={{ color: '#fe5000' }}>API Specific Resources</p>

      <div className="mb-10">
        <h2 className="text-2xl font-semibold text-gray-950 dark:text-white">Retail Media API</h2>

        <p className="mt-2 mb-5 text-base text-gray-600 dark:text-gray-400">
          Build sponsored product campaigns, onsite display ads, and analytics on retailer platforms. Manage campaigns, line items, targeting, and reporting programmatically.
        </p>

        <CardGroup cols={3}>
          <Card title="Guides" icon="book-open" href="/retail-media/docs/welcome-to-criteo">
            Endpoint guides, campaign management, and integration walkthroughs.
          </Card>

          <Card title="API Reference" icon="code" href="/retail-media/v2026.07/reference">
            Full interactive reference for all Retail Media API endpoints.
          </Card>

          <Card title="What's New" icon="bullhorn" href="/retail-media/changelog/changelog">
            Recent updates and release notes for the Retail Media API.
          </Card>
        </CardGroup>
      </div>

      <div>
        <h2 className="text-2xl font-semibold text-gray-950 dark:text-white">Marketing Solutions API</h2>

        <p className="mt-2 mb-5 text-base text-gray-600 dark:text-gray-400">
          Automate advertising across Criteo's commerce media network. Manage campaigns, audiences, creatives, and performance analytics at scale.
        </p>

        <CardGroup cols={3}>
          <Card title="Guides" icon="book-open" href="/marketing-solutions/docs/welcome-to-criteo">
            Endpoint guides, campaign automation, and audience targeting.
          </Card>

          <Card title="API Reference" icon="code" href="/marketing-solutions/v2026.07/reference">
            Full interactive reference for all Marketing Solutions API endpoints.
          </Card>

          <Card title="What's New" icon="bullhorn" href="/marketing-solutions/changelog/changelog">
            Recent updates and release notes for the Marketing Solutions API.
          </Card>
        </CardGroup>
      </div>
    </div>
  </section>

  <section className="px-6 py-16 bg-gray-50 dark:bg-blue-950/30">
    <div className="max-w-5xl mx-auto">
      <p className="text-xs font-semibold uppercase tracking-widest mb-2" style={{ color: '#fe5000' }}>Delivery API</p>

      <h2 className="text-2xl font-semibold text-gray-950 dark:text-white sm:text-3xl">
        Retailer Integration
      </h2>

      <p className="mt-2 text-lg text-gray-600 dark:text-gray-400">
        Integrate Criteo's onsite ad delivery system into your retail platform.
      </p>

      <div className="mt-8">
        <CardGroup cols={2}>
          <Card title="Integration Overview" icon="book-open" href="/retailer-integration/docs/overview">
            Get started with the ad delivery system and end-to-end integration process.
          </Card>

          <Card title="Ad Formats" icon="layer-group" href="/retailer-integration/docs/format-overview">
            Explore sponsored products, display, video, and other available formats.
          </Card>

          <Card title="API Calls and Parameters" icon="code" href="/retailer-integration/docs/api-calls">
            Configure ad requests, parameters, and response handling.
          </Card>

          <Card title="Tracking and Beacons" icon="signal" href="/retailer-integration/docs/introduction-to-beacons">
            Set up ad tracking with the Beacon SDK and server-side beacons.
          </Card>
        </CardGroup>
      </div>
    </div>
  </section>
</div>