# Keyrock

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

Announced as a market maker and liquidity provider in the Arc ecosystem on 2025-10-28. The mainnet launch release lists Keyrock among firms supporting curated vault strategies and the supply of USDC and EURC for lending.

[Website](https://keyrock.com/) · [X @keyrock](https://x.com/keyrock)

## Status

- First announced 2025-10-28

Evidence: [Circle launches Arc mainnet](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) · [Founding validator cohort and integrations](https://www.arc.io/pressroom/circle-announces-founding-validator-cohort-and-major-integrations-for-arc-ahead-of-september-16-mainnet-launch)

## Sources

1. [Keyrock website](https://keyrock.com/) (2026-10-20)
2. [Circle launches Arc public testnet](https://www.arc.io/pressroom/circle-launches-arc-public-testnet) (2026-10-20)
3. [Founding validator cohort and integrations](https://www.arc.io/pressroom/circle-announces-founding-validator-cohort-and-major-integrations-for-arc-ahead-of-september-16-mainnet-launch) (2026-10-20)
4. [Circle launches Arc mainnet](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet) (2026-10-20)

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