Turnkey gives Arc teams a practical way to own wallet UX, control signing permissions, and support backend transaction flows without bolting wallet complexity onto users.

A short survey about the Circle Agent Stack.

A walkthrough of Circle Agent Stack — the chain- and protocol-agnostic infrastructure for the agentic economy. See how to give your agent a wallet, fund it with USDC, discover services in Agent Marketplace, and settle gasless payments through Circle Gateway. Get started at agents.circle.com. #### **Introducing Circle Agent Stack: financial infrastructure for the agentic economy.** As agents begin paying for APIs, data, compute, and services in real time, developers need infrastructure designed for programmable, machine-speed transactions. **Agent Stack brings together:** - ✅ Agent Wallets for controlled access to USDC - ✅ Agent Marketplace for discovering agentic services - ✅ Circle CLI for repeatable financial actions Together with Nanopayments powered by Circle Gateway and Circle Skills, Agent Stack helps agents hold funds, discover services, and transact programmatically with USDC. #### **Explore the site: [Agents.circle.com](https://Agents.circle.com)** #### Learn more: [http://www.circle.com/blog/introducing-circle-agent-stack-financial-infrastructure-for-the-agentic-economy](http://www.circle.com/blog/introducing-circle-agent-stack-financial-infrastructure-for-the-agentic-economy) #### Disclosure *USDC is issued by regulated affiliates of Circle. See Circle’s list of regulatory authorizations.* *Circle Technology Services, LLC (“CTS”) is a software provider and does not provide financial, advisory, or marketplace services. Agent Stack enables users and developers to interact with third-party applications and services, which are not controlled by Circle. Transactions initiated by agents are executed based on user-defined permissions and may occur without real-time human review. Circle does not guarantee the performance, availability, or outcomes of any third-party services or agent-initiated transactions. Users are solely responsible for their use of these tools and for evaluating associated risks. For additional details, please see the Circle Developer terms of service, available at agents.circle.com/terms-of-use*

Morpho is building the universal lending protocol where anyone can build, earn, or borrow on top of it. Soon they'll be live on Arc --- Are you a builder? Be sure to: - 👉 [Browse our docs](https://docs.arc.network) - 👉 [Get developer support](https://discord.com/invite/buildonarc) - 👉 [Follow us on X](https://x.com/Arc) - 👉 [Read our blog](https://www.arc.network/blog)

Dynamic has integrated Arc to help teams reduce wallet friction. With flexible authentication, non-custodial embedded wallets, and Arc-ready account abstraction support, builders can get users from signup to first onchain action with less custom plumbing.

An exclusive bi-weekly technical office hours hosted by Circle DevRel for Architects right here in Arc House!

Unified Balance Kit Developer Office Hours is a developer focused workshop around Unified Balance Kit. Developer Relations Lead, Elton will briefly recap the unified balance mental model, walk through how deposit, depositFor, getBalances, estimateSpend, and spend fit together, and show the fastest path from install to first successful flow using the public docs and quickstart. The second half of the session will function as live office hours for builders, covering implementation questions, supported chains and tokens, adapter choices, fee estimation, and practical payout and treasury use cases so developers can move from launch awareness to hands-on adoption. Agenda - Introductions + Unified Balance Kit launch recap (5 mins) - Unified Balance Kit overview: unified balance mental model, supported flows, and developer value (10 mins) - Hands-on walkthrough: install, adapters, deposit, depositFor, and getBalances (20 mins) - Hands-on walkthrough: estimateSpend, spend, and crosschain payout patterns (15 mins) - Office hours: live builder Q&A, implementation questions, docs, and next steps (10 mins) --- Arc is offered by Circle Technology Services, LLC (“CTS”). CTS is a software provider and does not provide regulated financial or advisory services. You are solely responsible for services you provide to users, including obtaining any necessary licenses or approvals and otherwise complying with applicable laws. Arc has not been reviewed or approved by the New York State Department of Financial Services. The product features described in these materials are for informational purposes only and may be modified, delayed, or cancelled without notice at the sole discretion of Circle Technology Services, LLC. Nothing herein constitutes a commitment, warranty, guarantee, or investment advice. USDC is issued by regulated affiliates of Circle. [A list of Circle’s regulatory authorizations can be found here](https://circle.com/legal/licenses/).

HJ from Circle DevRel walks through Circle Gateway, showing how developers can use unified USDC balances to build chain-agnostic applications across Arc and other supported networks. The session covers Gateway’s deposit and transfer model, burn intents, attestations, forwarding for gas abstraction, and support for both EVM and Solana flows. HJ also demos a sneak peak of the new Unified Balance Kit, which simplifies multichain deposits, balance checks, and transfers into a much cleaner SDK experience. The workshop ends with Q&A on SCA delegation, gas sponsorship, fees, finality, and agent-based automation.