Alpaca trading API with hard daily USD cap guard. Paper trading default; live opt-in.
Free
5 MCP servers
Finance & CommerceWorks with Grok BuildBy evidai
Stripe-style USDC billing for any API. 8 free demo services no signup. Non-custodial.
Free
Buy/sell tokenized US stocks (Dinari dShares) in USDC. Daily USD cap guard. Sandbox default.
Free
Buy tokenized US stocks (xStocks) on Solana via Jupiter DEX in USDC. Daily cap. Dry-run default.
Free
Polymarket prediction markets — buy/sell positions in USDC. LemonCake pay-per-call billing.
Free