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For DSP Partners

Premium Mobile Supply at Scale

Access verified, high-quality mobile app inventory through OpenRTB integration. Low latency, transparent auctions, and enterprise-grade infrastructure.

Self-Service OpenRTB IntegrationGet Sandbox Access
Managed Setup with Our TeamContact Partnerships
OpenRTB 2.5+
Low-latency
Full transparency
OpenRTB 2.5
Standard-compliant bid requests
First-Price
Transparent auction mechanics
iOS & Android
Mobile app inventory
5 Formats
Banner, video, native, and more

Why Partner with Oprello

Built for enterprise DSPs who demand performance and transparency

Premium Inventory

Access to verified, brand-safe mobile app inventory across gaming, entertainment, utilities, and lifestyle categories.

  • Verified publishers
  • Invalid Traffic (IVT) filtering
  • Brand safety controls
  • Impression tracking

Low Latency Infrastructure

Infrastructure optimized for speed. Configurable tmax with per-DSP timeout controls and parallel bid fan-out.

  • Parallel DSP fan-out
  • Per-DSP timeout controls
  • Configurable tmax
  • Optimized routing

OpenRTB 2.5+ Compliant

Full OpenRTB 2.5+ compliance with support for native, video, and display formats. Easy integration.

  • Standard compliant
  • Native extensions
  • Video VAST support
  • Custom extensions

Transparent Auctions

Fair, transparent first-price auctions with win/loss notice URLs. Supply chain transparency via schain.

  • First-price auctions
  • Win/loss notices (nurl/lurl)
  • Supply chain (schain)
  • Deal support (PMP)

Scalable Infrastructure

Cloud infrastructure with in-memory caching and optimized auction latency. Bid requests are processed in parallel across all registered DSPs.

  • European cloud infrastructure
  • Parallel processing
  • In-memory caching
  • Optimized server-side processing

Privacy & Security

Full GDPR, CCPA, GPP, and COPPA signal pass-through. HTTPS-only communication with consent-aware ad serving.

  • HTTPS only
  • Consent signal pass-through
  • COPPA-compliant mode
  • IAB TCF v2 support

Technical Specifications

Everything you need to know for seamless integration

Protocol Support

  • OpenRTB 2.5+
    Full specification compliance
  • JSON Payload
    Standard content-type application/json
  • HTTPS Only
    TLS encrypted server-to-server communication

Supported Formats

  • Banner Display
    All standard IAB sizes
  • Video (VAST 2.0–4.x)
    In-stream and rewarded video
  • Native (OpenRTB Native 1.2)
    Flexible native ad support
  • Interstitial
    Full-screen placements
tmax
Timeout
Configurable per-request (500-1000ms typical)
First-Price
Auction Type
Highest valid bid wins
USD
Currency
All bids in US dollars
GDPR / CCPA
Privacy
Full consent signal pass-through
SKAdNetwork
Attribution
iOS attribution support
HTTPS
Transport
TLS encrypted server-to-server

OpenRTB Bid Request Example

Sample bid request payload for quick integration reference

POST to your DSP endpoint (OpenRTB 2.5)
{
  "id": "1742000000000-abc123-def456",
  "imp": [{
    "id": "1",
    "tagid": "ad-unit-uuid",
    "banner": {
      "w": 320,
      "h": 50,
      "format": [{ "w": 320, "h": 50 }]
    },
    "bidfloor": 0.50,
    "bidfloorcur": "USD",
    "secure": 1
  }],
  "app": {
    "bundle": "com.example.app",
    "name": "Example App",
    "ver": "2.1.0"
  },
  "device": {
    "ua": "Mozilla/5.0 (iPhone; ...)...",
    "ip": "203.0.113.1",
    "devicetype": 4,
    "os": "iOS",
    "osv": "17.0",
    "make": "Apple",
    "model": "iPhone15,2",
    "ifa": "XXXXXXXX-XXXX-..."
  },
  "source": {
    "ext": {
      "schain": {
        "ver": "1.0",
        "complete": 1,
        "nodes": [{ "asi": "oprello.com", ... }]
      }
    }
  },
  "regs": { "coppa": 0 },
  "tmax": 900,
  "at": 1
}

Simple Onboarding Process

From inquiry to live traffic in days, not months

01

Initial Contact

Reach out to our partnerships team to discuss integration.

02

Technical Setup

Receive test endpoints and documentation for integration.

03

QA & Testing

Complete integration testing and quality assurance.

04

Go Live

Launch to production and start receiving bid requests.

What You Get as a Partner

More than just inventory access

Dedicated Support

  • Dedicated account manager
  • Technical integration support
  • Priority issue resolution
  • Regular performance reviews

Optimization Tools

  • Real-time bid feedback
  • Win/loss notice URLs (nurl/lurl)
  • Auction price macros
  • Custom reporting

Priority Access

  • Early access to new inventory
  • Private Marketplace (PMP) deals
  • Beta feature access
  • Growing supply network

Flexible Terms

  • No lock-in contracts
  • Flexible payment terms
  • Published SLA commitments
  • Scalable pricing

Ready to Partner with Oprello?

Join our growing network of premium DSP partners. Let's discuss how we can work together.

No integration fees • Published SLADSP Integration Agreement • Dedicated support