# o1.exchange

Live on mainnet · [Trading](https://builder.registrai.cc/ecosystem/trading/) · also [Launchpads](https://builder.registrai.cc/ecosystem/launchpads/) · Last reviewed 2026-10-23

Onchain trading platform with a terminal, swap, staking and a token launchpad across several chains. Its docs list launchpad contracts on Arc mainnet, with USDC and cirBTC as paired assets.

[Website](https://o1.exchange/) · [X @o1\_exchange](https://x.com/o1_exchange) · [Docs](https://docs.o1.exchange/introduction)

## Status

- First announced 2026-09-16
- Live on Arc mainnet since 2026-09-16

Evidence: [Arc explorer: Standard launch factory](https://explorer.arc.io/address/0xee3e862efde6dcd6df5648af0e2731b9d1df4605) · [o1 docs: production contracts (Arc mainnet)](https://docs.o1.exchange/launchpad/reference/production-contracts) · [Arc mainnet launch post: Live and liquid markets from launch](https://www.arc.io/blog/arc-economic-os-internet)

## Contracts on Arc

- Standard launch factory: [`0xee3e862efde6dcd6df5648af0e2731b9d1df4605`](https://explorer.arc.io/address/0xee3e862efde6dcd6df5648af0e2731b9d1df4605) ([source](https://docs.o1.exchange/launchpad/reference/production-contracts))
- Standard launch hook: [`0x20eead6db6b3d0a4491e9073119dd0ebff166acc`](https://explorer.arc.io/address/0x20eead6db6b3d0a4491e9073119dd0ebff166acc) ([source](https://docs.o1.exchange/launchpad/reference/production-contracts))
- Tax launch factory: [`0x29cad997f3cf1aa9ca51e12be29c09e3e00f119a`](https://explorer.arc.io/address/0x29cad997f3cf1aa9ca51e12be29c09e3e00f119a) ([source](https://docs.o1.exchange/launchpad/reference/production-contracts))

## Sources

1. [Circle: Arc mainnet launch announcement](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)
2. [o1.exchange site](https://o1.exchange/) (2026-10-20)
3. [o1 docs: production contracts](https://docs.o1.exchange/launchpad/reference/production-contracts) (2026-10-20)
4. [o1 docs: live configuration](https://docs.o1.exchange/launchpad/reference/live-configuration) (2026-10-20)

[Corrected 1 time · latest 2026-10-23](https://builder.registrai.cc/ecosystem/corrections/#o1-exchange)

[Suggest a correction](https://builder.registrai.cc/ecosystem/o1-exchange/correct/) · [How we publish](https://builder.registrai.cc/how-we-publish/) · [Arc ecosystem](https://builder.registrai.cc/ecosystem/)

Source: https://builder.registrai.cc/ecosystem/o1-exchange/ · Registrai, builder.registrai.cc, CC BY 4.0