# Syn DAO

Live on mainnet · [Payments](https://builder.registrai.cc/ecosystem/payments/) · also [AI agents](https://builder.registrai.cc/ecosystem/ai-agents/) · Last reviewed 2026-10-31

Syn DAO is a payment app on Arc, Circle's blockchain, live on Arc mainnet. USDC treasury, governance and milestone-escrow platform on Arc for organizations, creators and AI agents. Its README lists treasury, governor, sARC token and escrow contracts on Arc mainnet (chain ID 5042); DefiLlama lists it on Arc.

Also known as SynArc, Syn DAO Pro.

[Website](https://www.syndaopro.xyz) · [X @syndaopro](https://x.com/syndaopro) · [GitHub](https://github.com/kellycryptos/SynArc) · [Docs](https://syndaopro.xyz/docs/sdk)

## Status

Evidence: [Syn DAO website](https://www.syndaopro.xyz/) · [SynArc GitHub README: Arc Mainnet contracts](https://github.com/kellycryptos/SynArc) · [DefiLlama: Syn DAO (chains: Arc)](https://api.llama.fi/protocol/syn-dao)

## Contracts on Arc

- SynArcTreasury (release valve): [`0x8205e9782fe54fd2aad895b436b695db169f3d7b`](https://explorer.arc.io/address/0x8205e9782fe54fd2aad895b436b695db169f3d7b) ([source](https://github.com/kellycryptos/SynArc))
- SynArcGovernor: [`0x4f76fc6a76b16f58826739ac8eecf7067fde0025`](https://explorer.arc.io/address/0x4f76fc6a76b16f58826739ac8eecf7067fde0025) ([source](https://github.com/kellycryptos/SynArc))
- SynArcToken (sARC) governance token: [`0x8f4b429794aba4607d177b100cc5e481d22d0ad4`](https://explorer.arc.io/address/0x8f4b429794aba4607d177b100cc5e481d22d0ad4) ([source](https://github.com/kellycryptos/SynArc))
- SynArcCrowdfund milestone escrow: [`0x99955b487ae5519a2b1ff677f9bed3a6145b750d`](https://explorer.arc.io/address/0x99955b487ae5519a2b1ff677f9bed3a6145b750d) ([source](https://github.com/kellycryptos/SynArc))

## Questions

**What is Syn DAO on Arc?**: Syn DAO is listed under Payments on Arc, Circle's blockchain. USDC treasury, governance and milestone-escrow platform on Arc for organizations, creators and AI agents.

**Is Syn DAO live on Arc mainnet?**: Yes. Syn DAO is live on Arc mainnet. [Evidence](https://www.syndaopro.xyz/)

**When did Syn DAO launch on Arc?**: No source dated the day Syn DAO went live on Arc mainnet has been found, so no launch date is listed.

**Who controls the contracts of Syn DAO on Arc?**: 4 contracts on Arc are attributed to Syn DAO. Registrai has not read their owner or admin roles yet.

## Sources

1. [Syn DAO website](https://www.syndaopro.xyz/)
2. [SynArc GitHub README](https://github.com/kellycryptos/SynArc)
3. [DefiLlama protocol API: Syn DAO](https://api.llama.fi/protocol/syn-dao) (2026-10-23)
4. [DefiLlama adapter: syndao.js](https://github.com/DefiLlama/DefiLlama-Adapters/blob/main/projects/treasury/syndao.js)
5. [Circle Alliance Directory: Syn DAO](https://partners.circle.com/partner/syn-dao) (2026-10-20)

[Corrected 1 time · latest 2026-10-31](https://builder.registrai.cc/ecosystem/corrections/#syn-dao)

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

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