From the creators of the NYSE architecture
The Data Streaming
Operating System
One fault-tolerant engine that unifies ingestion, ordering, fan-out, transformation, and durable storage.
$ x2sup -temp -proc:dev1.x2sup-0-0
Starting X2 instance...
Initializing commit process...
Multicast fan-out ready...
READY_FOR_TEST
Pub
24.0
Mb/s
Sub
19.0
Mb/s
a · · · ·
b · · · ·
c · · · ·
d · · · ·
Ingestion
d c a e b
↓ ↓ ↓ ↓ ↓
· · · · ·
· · · · ·
Ordering
abcd
|
Fan-Out
a b c d
↓ ↓
· · · ·
· · · ·
Transforms
[ a b c ]
· ·
· ·
[ ]
Transactions
abcd ║
║
║
║
Gateways
0 msg
──────────
▁▁▁▁▁▁▁▁▁▁
Telemetry
╔═══════╗
║·······║
║·······║
╚═══════╝
StorageTrusted by the world's fastest markets.
We built the trading infrastructure at NYSE. $100B+ in daily transactions, zero tolerance for data loss.
About UsShip the product. AlgoX2 handles the data plane.
Polymarket uses AlgoX2 as its exchange infrastructure.
100M msg/s
Per-node throughput
90%
TCO reduction
Ordered. Durable. Replayable.
Native support for Kafka, NATS, Redis and Websockets.
Pub
24.3
Mb/s
Sub
18.7
Mb/s
Built for the hardest data problems on earth
The infrastructure powering exchanges, trading platforms and prediction markets
Exchange & Matching Engines
Build exchanges, dark pools, and order internalizers on deterministic streaming.
Market Data Distribution
One write serves thousands of consumers via internal multicast fan-out.
Central Risk & Surveillance
Stream drop-copy feeds from multiple venues into one retained stream.
Real-time Data Lakehouse
Streams land as Iceberg, Delta, or Hudi tables. No ETL pipelines.
Strategy Simulation & Backtesting
Launch thousands of strategies via EXEC with multicast-fed market data.
AI Feature Streaming & Inference
Stream features and inference results with microsecond delivery.
Get Started
The foundation for your next real-time system
Whether you're building trading infrastructure, unifying real-time and analytical pipelines, streaming to your lakehouse, or replacing Kafka — this is where you start.