# Across

Live on mainnet · [Bridges and cross-chain](https://builder.registrai.cc/ecosystem/bridges/) · Last reviewed 2026-10-23

Cross-chain bridge. Across has a SpokePool and MulticallHandler on Arc (chain 5042) and quotes USDC routes into and out of Arc, according to its September 2026 blog post.

[Website](https://across.to) · [GitHub](https://github.com/across-protocol) · [Docs](https://docs.across.to)

## Status

- First announced 2025-10-28
- Live on Arc mainnet since 2026-09-16

Evidence: [Arc on Across (Across blog, published 2026-09-21)](https://across.to/blog/arc-on-across) · [Across SpokePool on Arc explorer](https://explorer.arc.io/address/0x9b4a302a548c7e313c2b74c461db7b84d3074a84) · [Contract on the Arc explorer](https://explorer.arc.io/address/0x9b4a302a548c7e313c2b74c461db7b84d3074a84) · [Hourly activity in the Arc indices](https://builder.registrai.cc/api/v1/members/integration%3Aacross/hourly?index=aei)

## Contracts on Arc

- SpokePool (proxy): [`0x9b4a302a548c7e313c2b74c461db7b84d3074a84`](https://explorer.arc.io/address/0x9b4a302a548c7e313c2b74c461db7b84d3074a84) ([source](https://raw.githubusercontent.com/across-protocol/contracts/master/broadcast/deployed-addresses.json))
- SpokePoolPeriphery: [`0xe791a2669bef779ff7a4a9cf789f8ee2ca20a32c`](https://explorer.arc.io/address/0xe791a2669bef779ff7a4a9cf789f8ee2ca20a32c) ([source](https://raw.githubusercontent.com/across-protocol/contracts/master/broadcast/deployed-addresses.json))
- MulticallHandler: [`0xa07480456c4ebad7626e4fdf4a180709e238547b`](https://explorer.arc.io/address/0xa07480456c4ebad7626e4fdf4a180709e238547b) ([source](https://across.to/blog/arc-on-across))

Also attributed by the Arc indices:

## Activity

Data until 26 Oct 2026, 10:00 UTC · not verified · indices: AII, AEI

## Last 24 h

| Stablecoin payments | 302 |
| --- | --- |
| Stablecoin volume | $80,833 |
| Points earned | 2,289.64 |
| Points (stock, AEI) | 100,838.71 |
| Share of the Arc Ecosystem Index | 2.21% |
| Paying wallets, last hour | 6 |
| New payers, last hour | 1 |

## Last 7 days

| Day (UTC) | Payments | USD | Points earned | Most paying wallets in one hour |
| --- | --- | --- | --- | --- |
| 26 Oct 2026 | 135 | $44,013 | 1,130.2 | 13 |
| 25 Oct 2026 | 268 | $66,255 | 1,926.8 | 11 |
| 24 Oct 2026 | 351 | $91,921 | 2,677.5 | 19 |
| 23 Oct 2026 | 342 | $87,632 | 2,506.9 | 17 |
| 22 Oct 2026 | 378 | $168,947 | 3,665.1 | 18 |
| 21 Oct 2026 | 346 | $70,811 | 2,358.3 | 17 |
| 20 Oct 2026 | 119 | $42,892 | 1,039.4 | 16 |

Hourly data: [JSON](https://builder.registrai.cc/api/v1/members/integration%3Aacross/hourly?index=aei)

## Sources

1. [Arc on Across](https://across.to/blog/arc-on-across) (2026-10-20)
2. [Across deployed-addresses.json](https://raw.githubusercontent.com/across-protocol/contracts/master/broadcast/deployed-addresses.json) (2026-10-20)
3. [Circle launches Arc public testnet](https://www.arc.io/pressroom/circle-launches-arc-public-testnet) (2026-10-20)

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

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

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