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Claude Code now natively supports the financial-datasets MCP server, enabling direct analysis of stock prices, financial reports, and crypto data via a simple command-line integration.
This article introduces a new MCP server that allows Claude Code and other AI clients to connect to financial datasets in seconds, providing access to stock prices, SEC filings, and more via OAuth or API key authentication.
This paper evaluates LLM-based simulators as generators of differentially private synthetic data, using PersonaLedger to assess whether LLMs can faithfully reproduce statistical distributions from DP-protected personas. While achieving promising fraud detection utility (AUC 0.70 at ε=1), the study identifies significant distribution drift caused by systematic LLM biases that override input statistics.
OpenAI introduced ChatGPT for Excel, a beta add-in that brings ChatGPT directly into spreadsheets to help build models and run analyses, alongside new financial data integrations from providers like FactSet and S&P Global. The release features GPT-5.4 Thinking, OpenAI's most advanced model optimized for financial reasoning and modeling tasks.