Crossmint

BIG NEWS: Your AI agents will soon be able to pay with your existing @Mastercard via lobstercash. Your card. Your agents. Your rules. Powered by Crossmint. 🧵

Whether you're building consumer apps, enterprise fintech, or agentic infrastructure, smart wallets give you the foundation that scales without locking you into someone else's infrastructure. Learn more: docs.crossmint.com/wallets/overvi…

And for teams that need server-side control, there are flexible setups for every use case. Manage client wallets from your backend, run fully server-side wallets for agents and automated flows, or anything in between. No key management reinvention required.

Wallet architecture can make or break your product. But the decision most teams get wrong isn't which chain to pick. It's where your wallet logic lives and what it costs you when you need to change it.

AI agents make card purchases with new Mastercard–Lobster.cash integration theblock.co/post/397755/ai…

Read the full announcement here: blog.crossmint.com/lobster-cash-p…

The integration will launch through early access before rolling out more broadly. Get on the waitlist here: docs.google.com/forms/d/e/1FAI…

BIG NEWS: Your AI agents will soon be able to pay with your existing @Mastercard via lobstercash. Your card. Your agents. Your rules. Powered by Crossmint. 🧵

At Crossmint, we’ve been building infrastructure that lets agents pay for anything, securely, with human approval and full audit trails. Proud to bring that experience to the ACE ecosystem. 🤝 Learn more: americanexpress.com/en-us/company/…

Amex is also launching Amex Agent Purchase Protection™, an industry-first commitment to protect eligible purchases made by registered AI agents on behalf of Card Members.

We’re excited to partner with @AmericanExpress on the launch of Agentic Commerce Experiences (ACE)™ Developer Kit! Together, we're furthering a shared mission of bringing trust, security and service into AI-powered commerce. 🧵

Crossmint wallets are dual-layer by default on EVM, Solana, and Stellar, making this one of the only wallet SDKs that supports smart wallet architecture across all three ecosystems. Learn more about wallets that evolve as your platform evolves → docs.crossmint.com/wallets/archit…

This smart contract foundation also unlocks: Programmable authorization logic with multiple signers, recovery signers, and scoped permissions, all auditable onchain Flexible gas sponsorship: pay in USDC, native token, or bill to your Crossmint account Easier post-quantum migration since the wallet address isn't coupled to the underlying key

Are your wallets future-proofed? In this week's Smart Wallets 101, we're diving into dual-layer wallet architecture: what it is, why it matters, and how it keeps your platform flexible as you scale 🧵