Crossmint is a stablecoin infrastructure platform for companies and AI agents. Its APIs let developers create wallets, move between fiat and stablecoins and send money globally, and give agents the ability to hold funds and buy things, with blockchain details handled behind the API.

Key features:

Create embedded wallets for users or agents and treasury wallets for company funds.
Issue virtual cards that AI agents can spend with.
Buy items via API using cards or stablecoins.
Convert fiat to stablecoins with onramps in more than 160 countries, and back with offramps.
Orchestrate stablecoin transfers across 50+ blockchains with instant settlement.
Add data feeds, trading and other skills through 250+ plug-ins.

Crossmint offers mobile SDKs, webhooks and a policy engine, and states it is a licensed, MiCA-authorized provider. The first 1,000 monthly active wallets are free, with overages from $0.025 per wallet; ramps, checkout and orchestration carry per-transaction fees, and enterprise support is through sales.