# 1inch

Live on mainnet · [DEXs](https://builder.registrai.cc/ecosystem/dexs/) · Last reviewed 2026-10-23

DEX aggregator. Its Business APIs (swap, limit orders, data and RPC) support Arc with chain ID 5042, and a limit order protocol contract is published for Arc in its limit-order SDK.

[Website](https://1inch.io) · [X @1inch](https://x.com/1inch) · [GitHub](https://github.com/1inch) · [Docs](https://docs.1inch.io)

## Status

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

Evidence: [1inch Business: Arc](https://business.1inch.com/chains/arc) · [Circle launches Arc mainnet](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) · [Arc Mainnet Is Live: The Economic OS for the Internet (arc.io blog)](https://www.arc.io/blog/arc-economic-os-internet) · [Contract on the Arc explorer](https://explorer.arc.io/address/0xe08cab0828a67291ec4af1fb3e7f867e206a6bda) · [Hourly activity in the Arc indices](https://builder.registrai.cc/api/v1/members/integration%3A1inch/hourly?index=aei)

## Contracts on Arc

- Limit Order Protocol v4: [`0xe08cab0828a67291ec4af1fb3e7f867e206a6bda`](https://explorer.arc.io/address/0xe08cab0828a67291ec4af1fb3e7f867e206a6bda) ([source](https://raw.githubusercontent.com/1inch/limit-order-sdk/dd2de61f71560dca8127342d03cb9573c0fab920/src/constants.ts))

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 | 134 |
| --- | --- |
| Stablecoin volume | $24,204 |
| Points earned | 511.64 |
| Points (stock, AEI) | 27,507.9 |
| Share of the Arc Ecosystem Index | 1.15% |
| Paying wallets, last hour | 5 |
| New payers, last hour | 1 |

## Last 7 days

| Day (UTC) | Payments | USD | Points earned | Most paying wallets in one hour |
| --- | --- | --- | --- | --- |
| 26 Oct 2026 | 59 | $10,656 | 210.9 | 13 |
| 25 Oct 2026 | 96 | $25,194 | 508 | 9 |
| 24 Oct 2026 | 96 | $5,823 | 313 | 13 |
| 23 Oct 2026 | 124 | $80,290 | 1,368.1 | 8 |
| 22 Oct 2026 | 172 | $133,202 | 1,908.4 | 10 |
| 21 Oct 2026 | 142 | $68,269 | 1,094 | 12 |
| 20 Oct 2026 | 58 | $37,821 | 583 | 8 |

Hourly data: [JSON](https://builder.registrai.cc/api/v1/members/integration%3A1inch/hourly?index=aei)

## Sources

1. [1inch Business: Arc](https://business.1inch.com/chains/arc) (2026-10-20)
2. [Circle launches Arc mainnet](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)
3. [1inch limit-order-sdk constants](https://raw.githubusercontent.com/1inch/limit-order-sdk/dd2de61f71560dca8127342d03cb9573c0fab920/src/constants.ts) (2026-10-20)

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

[Suggest a correction](https://builder.registrai.cc/ecosystem/1inch/correct/) · [How we publish](https://builder.registrai.cc/how-we-publish/) · [Arc ecosystem](https://builder.registrai.cc/ecosystem/)

Source: https://builder.registrai.cc/ecosystem/1inch/ · Registrai, builder.registrai.cc, CC BY 4.0