Developer docs

Build, backtest, deploy, and monitor strategies with AlphaLens Core.

Your Python strategy runs locally. AlphaLens hosts API-key auth, data sync, Strategy Center dashboards, market data access, and live telemetry.

Start here

Follow the product path

First run

pip install "alphalens-core[live,cloud,fast]"

alphalens connect --api-key alens_...

alphalens run --strategy my_strategy:MyStrategy

alphalens live --strategy my_strategy:MyStrategy

Browse

Build a minimal strategy, run a synced backtest, and open the result in Strategy Center.

Learn the Algorithm contract: configuration, lifecycle hooks, data access, scheduling, orders, sizing, and risk controls.

Understand the relationship between alphalens-core, local strategy execution, hosted sync, and Strategy Center.

Run local backtests, sync them to AlphaLens, and understand the Strategy Center data model.

Run a local Alpaca paper or live strategy and stream telemetry into AlphaLens Strategy Center.

Use AlphaLensClient directly from Python for hosted auth, backtests, live sessions, and data helpers.

Commands and flags for connecting, running backtests, starting live deployments, and research workflows.

Local environment variables, credentials, and package extras for hosted AlphaLens workflows.

Diagnose API keys, Pro access, missing runs, warmup delays, and live telemetry warnings.