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Show HN: LangAlpha – what if Claude Code was built for Wall Street?

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Why This Matters

LangAlpha introduces a novel approach to financial investing by leveraging AI agents that support iterative, Bayesian analysis, mirroring real-world investment workflows. Its persistent workspace and ability to build upon previous research enable more nuanced and continuous decision-making, offering a significant advancement over traditional one-shot AI tools. This innovation has the potential to transform how investors and financial institutions interpret market data and refine their strategies over time.

Key Takeaways

A vibe investing agent harness

LangAlpha is built to help interpret financial markets and support investment decisions.

Note Gemini 3 Hackathon — If you're a judge or reviewer for the Gemini 3 Hackathon, please refer to the hackathon/gemini-3 branch for the frozen submission. This main branch contains ongoing development beyond the submission.

Getting Started • API Docs • Agent Core • Backend • Web • TUI • Skills • MCP

langalpha-demo.mp4

Activated with a skill, the agent dispatches parallel subagents to gather market data, news, and macro context, then presents a morning note with inline interactive visualizations.

Why LangAlpha

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