Building an MCP Server on 31 Million Rows of Financial Data
This is the architecture of Shibui Finance , an MCP server that gives Claude direct SQL access to 64 years of US stock market data. About 10,000 symbo…
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AI in fintech: use cases that work in production
Why fintech is a different environment Financial services applications have accuracy and explainability requirements that most other AI contexts do no…
Berkshire's $397 Billion Bet Against an Overheated Market!
The Mechanics of Capital Preservation: Analyzing Berkshire Hathaway’s Liquidity Strategy The recent disclosure that Berkshire Hathaway has accrued a c…
Building a Stock Market Trading Bot in Python: My Neo Moment
The Quest Begins (The "Why") Honestly, I was tired of watching my portfolio fluctuate while I stared at candlestick charts like they were hieroglyphic…
The Botfather: Building Your First Crypto Trading Bot
The Quest Begins (The "Why") Honestly, I was tired of staring at charts at 2 a.m., trying to catch that perfect entry while my coffee went cold. I’d s…
We built a budgeting app that skips the bank login — here's the trade-off
Most budgeting apps open with the same onboarding step: connect your bank account. For a certain group of people, that's where the process ends — not …
The 27-Day Runway Problem: Why Most Solopreneurs Are 4 Weeks From Closing (And the Forecasting Fix)
The 27-Day Runway Problem: Why Most Solopreneurs Are 4 Weeks From Closing (And the Forecasting Fix) You have 27 days. That's the median cash reserve f…
QuantConnect Review: Running 2,400 Backtests Without Installing a Single Python Library
Two years, 2,400+ backtests, and one accidentally profitable strategy — here's what actually happens when a developer tries to become a quant. I first…
Is it safe to connect my bank account to AI?
The honest version of this question has five answers — one per thing that could go wrong. "Is it safe?" by itself is not really answerable; "is this s…
I Built a Privacy-First Calculator Platform With Zero Tracking — Here's the Architecture
` Every financial calculator website I've used tracks you. Calculator.net, Omni Calculator, Mathway — they all collect your inputs, profile your behav…
One Open Source Project a Day (No. 59): Claude for Financial Services - Anthropic's Official AI Agent Suite for Finance
Introduction "From watching analysts work to managing the analytical pipeline itself." This is the 59th article in the "One Open Source Project a Day"…
Mitsubishi Corporation (TSE: 8058): Why Buffett's Biggest Japanese Bet Keeps Getting Bigger
¥1.17 Trillion in annual profit. Japan's largest corporate buyback. A 9% Berkshire Hathaway stake. And yet the stock trades at 10 times earnings. Ther…