# Fireblocks

Announced · [Custody](https://builder.registrai.cc/ecosystem/custody/) · also [Wallets](https://builder.registrai.cc/ecosystem/wallets/) · Last reviewed 2026-10-20

Digital asset custody and stablecoin infrastructure provider. Named among custody providers in Circle's 2026-09-16 Arc mainnet announcement, and among wallet providers in the testnet announcement.

[Website](https://www.fireblocks.com) · [X @FireblocksHQ](https://x.com/FireblocksHQ) · [Docs](https://developers.fireblocks.com)

## Status

- First announced 2025-10-28

Evidence: [Circle mainnet announcement](https://www.arc.io/pressroom/circle-launches-arc-mainnet-an-economic-operating-system-for-the-internet)

## Sources

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

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

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