# Extended

Announced · [Trading](https://builder.registrai.cc/ecosystem/trading/) · Last reviewed 2026-10-20

Trading exchange offering crypto and TradFi markets under a single margin account. Named among onchain trading protocols in Circle's 2026-09-16 Arc mainnet announcement.

[Website](https://extended.exchange) · [X @extendedapp](https://x.com/extendedapp) · [Docs](https://docs.extended.exchange)

## Status

- First announced 2026-09-16

Evidence: [Circle mainnet announcement](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) · [Extended docs: migration from Starknet to Arc](https://docs.extended.exchange/about-extended/migration-from-starknet-to-arc)

## Sources

1. [Circle mainnet announcement](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)
2. [Extended docs: migration from Starknet to Arc](https://docs.extended.exchange/about-extended/migration-from-starknet-to-arc) (2026-10-20)
3. [Extended website](https://extended.exchange) (2026-10-20)
4. [Arc ecosystem listing](https://www.arc.io/ecosystem/extended) (2026-10-20)

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

Source: https://builder.registrai.cc/ecosystem/extended/ · Registrai, builder.registrai.cc, CC BY 4.0