Key Takeaways:

  • Circle Agent Marketplace now makes services available for AI agents on Arc.
  • Agents have access to live web search, streaming market data, and business intelligence services at a price of per call in USDC.
  • It increases Arc’s place in the rising agentic economy and elevates stablecoins with the payments layer of autonomous systems.

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With the introduction of new services on Arc, Circle is continuing its journey into the agentic economy. The upgrade also enables the greater access of AI agents to real-world data and tools and facilitates on-chain payments using USDC.

As observed in the wider crypto and AI space, developers create autonomous agents that can compile data, make choices, and even act on their own rather than payment infrastructure.

Circle Expands Agent Services on Arc

Circle announced that its Agent Marketplace now supports services running on Arc, a blockchain ecosystem focused on enabling AI-powered applications and agent networks.

The agentic economy needs services agents can actually use.

Circle Agent Marketplace now supports services on Arc, helping agents search the live web, access real-time market data, enrich leads with people and company intelligence, and more.

Pay per call in USDC.

Explore… pic.twitter.com/hkvkYUKLPi

— Circle (@circle) September 25, 2026

The marketplace provides agents with tools they can work with without having to just deal with datasets. Services include live web search, real-time information, people intelligence, company intelligence, lead enrichment, and more.

Its launch is in response to a surging client problem in the agentic economy. Many AI agents, however, do not have access to reliable services that could come to them with the latest data and perform custom tasks.

Linking these services together in a marketplace way enables these developers to let agents get information on demand for which they will pay as they use it.

Read More: Arc Mainnet Goes Live With 190+ Partners, BlackRock and Visa Back New Network

USDC Becomes the Payment Layer for AI Agents

One specificity of integration is that USDC is the native payment method used. Agents complete their work by paying for services using Circle’s stablecoin on a per call basis without subscribing or using old payment methods. This establishes a programmable method of payments that matches autonomous systems.

The model has a couple of benefits for AI agents. All costs can be logged at transaction level, settlements transact on-chain and services can be consumed automatically without human involvement.

The development also backs Circle’s plans to go past basic trading and transfers to USDC. The stable coin has been exploring different avenues such as decentralized finance, tokenization of assets, cross-border transactions, and today, agent-driven commerce.

The Role of USDC in Agent-to-Service Transactions

With the advancement of AI agents, they are increasingly turning to external services for assistance. Many agent workflows demand new information instead of static knowledge in training data. The agents responsible for monitoring the market should have up-to-date prices. The company has changes to make to the sales agents’ data. Research agents require access to the current content of the web.

With a PPC model, agents only use resources that they require and give no fixed cost to their operations.

The concept of an agentic economy has gained significant traction across the crypto sector over the past year. Developers are increasingly exploring ways to combine blockchain infrastructure with autonomous AI systems capable of completing complex tasks independently.

Read More: Circle’s Arc Launches with 11 Finance Giants and 100+ Builders

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