AWS RTB Fabric
Network for ad auctions
A managed network for real-time bidding (RTB) advertising that connects adtech parties (SSPs, DSPs, ad exchanges) with low latency without going over the public Internet. A new service (launched in 2025) for the digital advertising industry.
- Cost$$ Medium
- Difficulty●●●●●
- Costs money when idle?No
- Managed by AWS
Think of it asLike a trading floor with private hotlines between buyers and sellers.
When to use it
✓ Use it when
Adtech companies running ad auctions that need millisecond latency.
✗ Avoid it when
Ordinary applications → PrivateLink / Transit Gateway.
Common uses
- Connecting an SSP to many DSPs
- Reducing bid request data transfer costs
What does it cost?
- Pricing model: Charged by transaction volume (bid requests) passing through the fabric.
