API Reference
Build with the TellersWindow API
Access real-time portfolio data, market feeds, and analytics endpoints. Bank-grade security with sub-millisecond response times.
$curl -H "Authorization: Bearer *** \https://api.tellerswindow.com/v1
<1ms
Average Latency
OAuth 2.0
Authentication
REST
JSON API
Authentication
All API requests require a Bearer token in the Authorization header. Generate API keys from your dashboard settings.
Request HeaderHTTP
Authorization: Bearer sk_liv...p7dc
Rate Limits
1,000 requests/minute per API key. Enterprise plans support up to 50,000 req/min.
Key Scopes
Read-only, read-write, and admin scopes. Rotate keys without downtime.
SDKs & Libraries
Integrate in Minutes
Official SDKs for your favorite language. All open source on GitHub.
Node.js
npm install @tellerswindow/sdk
Python
pip install tellerswindow
Go
go get tellerswindow.com/sdk
Rust
cargo add tellerswindow
Ready to start building?
Get your API key in under 2 minutes. No credit card required for the free tier.