# Kaleido DeFi-OS

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

DeFi suite on Arc with concentrated-liquidity swap pools from its own factory and a peer-to-peer lending market where borrowers post collateral such as EURC and cirBTC against native USDC. DefiLlama tracks both on Arc.

Also known as Kaleido Finance.

[Website](https://kaleidofi.xyz) · [GitHub](https://github.com/kaleidofinance/Kaleido-os) · [Docs](https://kaleidofi.xyz/docs)

## Status

- Live on Arc mainnet since 2026-09-16

Evidence: [Kaleido swap factory on Arc explorer](https://explorer.arc.io/address/0xbb74f2319494461b2591f8fbf126654dd4c2a649) · [DefiLlama: Kaleido Swap, Arc](https://defillama.com/protocol/kaleido-swap) · [Kaleido lending contract on Arc explorer](https://explorer.arc.io/address/0xe4e7f16db22e6bb2e505fbc504d7b2b4b995a6e3) · [DefiLlama: Kaleido Lending, Arc](https://defillama.com/protocol/kaleido-lending) · [Kaleido swap pool factory creation tx on Arc](https://explorer.arc.io/tx/0x3c3c8b8282dfb2794c0dbaf750535be7071f28e588e951d5d2747d4b6bb72e40)

## Contracts on Arc

- Swap pool factory: [`0xbb74f2319494461b2591f8fbf126654dd4c2a649`](https://explorer.arc.io/address/0xbb74f2319494461b2591f8fbf126654dd4c2a649) ([source](https://github.com/kaleidofinance/Kaleido-os/blob/main/defillama/kaleido-swap/index.js))
- Wrapped native USDC (WETH9): [`0x8c6c0a4c5500c2bc196383b4d85feb7f08a5c75b`](https://explorer.arc.io/address/0x8c6c0a4c5500c2bc196383b4d85feb7f08a5c75b) ([source](https://github.com/kaleidofinance/Kaleido-os/blob/main/defillama/kaleido-swap/index.js))
- Lending market (diamond): [`0xe4e7f16db22e6bb2e505fbc504d7b2b4b995a6e3`](https://explorer.arc.io/address/0xe4e7f16db22e6bb2e505fbc504d7b2b4b995a6e3) ([source](https://github.com/kaleidofinance/Kaleido-os/blob/main/defillama/kaleido-lending/index.js))

## Sources

1. [Kaleido website](https://kaleidofi.xyz) (2026-10-20)
2. [Kaleido docs](https://kaleidofi.xyz/docs) (2026-10-20)
3. [Kaleido DefiLlama adapter (swap)](https://github.com/kaleidofinance/Kaleido-os/blob/main/defillama/kaleido-swap/index.js) (2026-10-20)
4. [DefiLlama: Kaleido Swap](https://defillama.com/protocol/kaleido-swap) (2026-10-20)
5. [Swap factory on Arc explorer](https://explorer.arc.io/address/0xbb74f2319494461b2591f8fbf126654dd4c2a649) (2026-10-20)
6. [Kaleido DefiLlama adapter (lending)](https://github.com/kaleidofinance/Kaleido-os/blob/main/defillama/kaleido-lending/index.js) (2026-10-20)
7. [DefiLlama: Kaleido Lending](https://defillama.com/protocol/kaleido-lending) (2026-10-20)
8. [Lending contract on Arc explorer](https://explorer.arc.io/address/0xe4e7f16db22e6bb2e505fbc504d7b2b4b995a6e3) (2026-10-20)

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

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

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