Polygon

Polygon has released the **Agent CLI**, a complete development toolkit designed specifically for autonomous agents operating onchain. **Key Features:** - Session-scoped smart contract wallets with spending caps, contract whitelists, and 24-hour expiry - Token management and transfers across multiple chains - Built-in token swapping via Trails by Polygon with automatic routing - Cross-chain bridging functionality into Polygon - **ERC-8004** standard for onchain identity and reputation - One-command agent registration that issues verifiable identity NFTs - Agent discoverability and reputation tracking from interactions The toolkit integrates with Claude and Openclaw and can be installed via npm. It consolidates wallets, payments, swaps, bridging, and verifiable identity into a single package, eliminating the need for agents to piece together multiple services. This release establishes infrastructure for agent-to-agent commerce on Polygon, providing the foundational layer for autonomous economic activity onchain. Install: `npm install -g @polygonlabs/agent-cli`

Traditional wire transfers to Latin America are expensive and slow, costing $150-500 in fees for a $10,000 transfer and taking up to 4 days to arrive. **Why enterprises are switching to stablecoins:** - Significantly lower transaction costs - Near-instant settlement times - Greater transparency and reliability - Polygon emerging as the preferred infrastructure Most emerging-market stablecoin transfers already run on Polygon's network, which offers faster processing than the 5+ business days typical of traditional banking systems. The shift represents a practical solution to real problems in cross-border payments, particularly for the Latin America corridor where traditional banking infrastructure has been costly and inefficient. [Read the full analysis](https://polygon.technology/blog/latam-corridor-economics-why-enterprises-are-betting-on-stablecoins-for-cross-border-payments)

**Lisovo Upgrade Goes Live** Polygon's Lisovo hardfork activated on March 4, introducing: - $1M in subsidized gas for agent-to-agent payments (PIP-82) - Enhanced passkey wallet support - Improved smart contract compatibility **New Developer Tools** The **Polygon Agent CLI** launched, offering developers a complete toolkit for building onchain agents with wallets, payments, swaps, bridging, and x402 support integrated. **Stablecoin Momentum** - Stablecoin supply reached **$3.28B** (all-time high) - Paxos processed **$1B+ in volume** across 82,000+ transactions - Brazil's largest FX bank launched **BBRL stablecoin** on Polygon - Trust Wallet added cash-to-crypto at 15,000+ U.S. locations via Coinme **Performance Milestone** Polygon achieved a new throughput record, surpassing Base according to [growthepie.eth](https://growthepie.eth) data. Multiple upgrades throughout the year contributed to incremental speed improvements. The developments demonstrate Polygon's focus on payments infrastructure, with real money movement replacing speculation as businesses migrate from legacy financial rails to onchain settlement.

Polygon has released official documentation for its new **Agentic Payments** system, making the tools available for developers to start building immediately. The documentation covers the **Polygon Agent CLI**, a command-line interface designed to facilitate payment services within the Polygon ecosystem. Developers can now access comprehensive guides and technical specifications to integrate these payment capabilities into their applications. This release represents Polygon's continued expansion of its payment infrastructure, providing developers with the resources needed to implement automated payment solutions. [Access the documentation](https://docs.polygon.technology/payment-services/agentic-payments/polygon-agent-cli/)

A new transaction model makes every operation a dry run by default, allowing users to preview outcomes before broadcasting. **Key features:** - Transactions preview their effects before execution - Designed for agentic systems operating at scale - Maintains human oversight in automated decision-making This approach addresses a growing challenge: as autonomous agents execute transactions at machine speed, traditional one-time verification methods fall short. The dry-run-first model creates a continuous accountability layer. **Why it matters:** In distributed control environments where agents make rapid decisions, this safety mechanism ensures humans retain final authority over what gets broadcast to the network.

**x402 protocol enables AI agents to pay for API access per-request using stablecoins, eliminating the need for API keys.** Agents can now access data feeds and services through onchain transactions - they simply pay and receive the service immediately. This approach treats API access like any other blockchain action. The system uses programmable stablecoins designed for individual transactions rather than continuous consumption. Implementation requires just one line of code and operates in real-time without gas fees. This infrastructure allows agents to continuously pay for resources like API access, data feeds, and compute as they consume them, rather than through traditional subscription or key-based models.

A new abstraction layer enables agents to conduct all transactions using USDC without managing gas tokens like POL or ETH. **Key Features:** - Direct USDC payments for all transactions - No need to hold or manage native gas tokens - Automated handling through abstraction layer - Simplified transaction process for autonomous agents This development removes a significant friction point in blockchain operations, where users previously needed to maintain separate gas token balances alongside their transaction currencies. The abstraction layer automatically handles gas fee conversions behind the scenes, allowing agents to operate with a single stablecoin balance.

A new security architecture for onchain agents introduces critical protections: **Key Security Features:** - Private keys never enter LLM context - Session wallet architecture prevents wallet drainage even if agent is compromised - Contract-level spending limits and whitelists guard against prompt injection attacks This approach addresses fundamental vulnerabilities in AI agents handling crypto transactions by separating key management from the language model layer entirely.

Polygon's **Lisovo Upgrade** went live on March 4, 2026, introducing several infrastructure improvements focused on AI agent transactions and payment systems. **Key Features:** - **$1M gas subsidy program** for agent transactions, offering rebates on Polygon x402 facilitator transactions - **Dynamic fee adjustments** without requiring hard forks - **Enhanced security standards** aligned with latest Ethereum protocols - **Improved wallet compatibility** and smart contract support The upgrade aims to reduce operational costs for developers building autonomous agent systems. Agents can now execute buy, sell, and transaction operations with subsidized gas fees. Polygon's Trails infrastructure supports natural language commands for cross-chain operations, enabling agents to swap tokens and move assets between networks without custom code. More details: [Polygon Blog](https://polygon.technology/blog/polygon-upgrade-activates-1m-gas-subsidy-for-agent-payments-enhances-fee-stability)

**Major Payment Milestone Achieved** Visa merchants worldwide—150 million locations—now accept stablecoin payments through Oobit on Polygon, marking a significant expansion of crypto payment infrastructure. **Key Details:** - Payments work both in-store and online - Built on Polygon's fast, low-cost settlement layer - Follows 36.4% year-over-year growth in onchain activity **Network Performance:** Polygon stakers currently earn 8.33% APR, with 5.12% coming from actual network usage—demonstrating real economic activity beyond protocol rewards. This integration connects blockchain payment rails directly to everyday commerce, making stablecoins spendable at any Visa-accepting merchant globally.