API …SPY · XNYS · Daily bars
UTC 05:24:21Yangon 11:54:21 · 13 Nov 2026
Static demo · Real data snapshot of 13 Nov 2026 · Read-only — live controls need the hosted backend
Paper Trading — No Real Money · All executions are simulated fills

Paper Trading

Autonomous simulated execution. One database transaction per order, idempotent fills, server-side risk approval before every order. Every fill is labelled SIMULATED FILL.
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Paper execution is intentionally boring: fixed-cost model, next-open fills, no partial fills, no queue position, no market impact. Your results will differ — often worse — in live markets. That is the correct mental model for going live.