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Curated developer articles, tutorials, and guides — auto-updated hourly
Joe Lin5d ago • 4 min read
Why CAGR Is Not the Same as Your Actual Year-by-Year Return
CAGR is useful because it compresses a beginning value, ending value, and time span into one...
#javascript#vue#finance
8 1
Arhan CanliOct 16, 2026 • 3 min read
1,285 strategy sleeves, frozen before the test: the year-by-year table is the warning
We searched 1,285 small strategies on one set of years, froze the list with a hash, and tested it on...
#algotrading#finance#python#statistics
15 10
Prosper Otemuyiwa2d ago • 13 min read
How to Get Historical Stock Prices via Search API
Day 21 of 30 Days of Search. TL;DR To get historical stock prices with Valyu Search API,...
#ai#api#finance#search
6 1
Indie Maker4d ago • 2 min read
A financial calculator is only as good as its formula
Online financial calculators have a trust problem. You type in your numbers, a monthly payment...
#finance#webdev#javascript#tutorial
2 2
Alex B6d ago • 3 min read
Why your AI agent gets fund holdings wrong: the SEC's "Ticker" field isn't a ticker
If you are building an agent or a model on SEC fund-holdings data, it will read a field called...
#ai#data#finance#python
1 4
TradingLookup5d ago • 6 min read
Turning the CFTC Commitments of Traders report into a weekly crowd-positioning gauge
Every Friday afternoon, the US Commodity Futures Trading Commission (CFTC) publishes who holds what....
#python#datascience#opendata#finance
1 1
Nidhi5d ago • 2 min read
Building a $0, no-backend portfolio backtester and the data-licensing rabbit hole
I built BacktestCard, a static-site backtester for Indian investors who measure in USD. It has no...
#javascript#opensource#finance#webdev
1 1
Daniel Oliveira3d ago • 3 min read
Netflix Q3 2026 against its own guidance: checking the results with an MCP server
All outputs are real tool calls to the Equibles MCP server from 20 October 2026, about an hour after...
#mcp#ai#finance#investing
1 1
Gio Rich4d ago • 4 min read
Official exchange rates in Python without an API key (ECB, NBP, CNB, Bank of Canada, Norges Bank)
I built this actor; it's a paid tool on Apify with a free trial credit. Most "free currency API".....
#python#api#finance#javascript
1 1
Alexander Vinsky3d ago • 5 min read
Recording Two Tick Feeds on One Clock: The Setup Behind a Latency Arbitrage Study
Originally published on my Hashnode blog. "Latency arbitrage windows in retail FX are 50–200 ms" is...
#trading#datascience#finance#python
1 2
Project Ace4d ago • 2 min read
10 years of financials for any US stock from the free SEC API (and the trap in the data)
The SEC gives you every US-listed company's reported financials for free, as JSON, no API key. Many....
#api#finance#javascript#data
1 1
Dean Lee6d ago • 2 min read
The Securitization of Compute
Wall Street is pitching asset-backed compute pools to fund data center buildouts, importing mortgage...
#ai#economics#finance#cloud
0 0
Daniel Oliveira2d ago • 4 min read
How to screen stocks in plain English with an AI agent, then check what it found
All outputs are real tool calls to the Equibles MCP server from 21 October 2026, trimmed. A stock.....
#mcp#ai#finance#investing
0 0
Daniel Oliveira2d ago • 3 min read
How to compare companies' financials with Claude: Visa, Mastercard, American Express and PayPal side by side
All outputs are real tool calls to the Equibles MCP server from 21 October 2026, trimmed. Comparing...
#mcp#ai#finance#investing
0 0
Christian Pichichero6d ago • 7 min read
SEC EDGAR Companyfacts API Tutorial
The SEC EDGAR APIs provide public filing data. For developers building US equity research pipelines,...
#quant#python#finance#datascience
1 1
Daniel Oliveira6d ago • 4 min read
Earnings call transcripts for AI agents: reading JPMorgan's Q3 2026 call over MCP
Every output below is a real tool call to the Equibles MCP server on 18 October 2026, trimmed for...
#mcp#ai#finance#python
0 0
littlemosquito1232d ago • 3 min read
Connect 16M+ Investment Bank Research Reports to Claude Code and Cursor in 5 Minutes (ReportGem MCP)
Why Ask an AI assistant about markets and you usually get a confident answer with no...
#mcp#ai#finance#claude
0 0
Benjamin Roure L'Hermitte3d ago • 4 min read
Your win rate is lying to you: R-multiples, expectancy and drawdown in 40 lines of Python
Most traders can tell you their win rate. Very few can tell you how much they lose, on average, when...
#python#pandas#datascience#finance
0 2
Daniel Oliveira2d ago • 5 min read
How to check a short squeeze setup with an AI agent, instead of trusting the score
All outputs are real tool calls to the Equibles MCP server from 21 October 2026,...
#mcp#ai#finance#investing
0 0
Daniel Oliveira2d ago • 3 min read
How to check whether a dividend is covered with ChatGPT or Claude: Pfizer's payout, line by line
All outputs are real tool calls to the Equibles MCP server from 21 October 2026, trimmed. A dividen...
#mcp#ai#finance#investing
0 1
Timevolt5d ago • 4 min read
Backtesting Trading Strategies: Level Up Like Neo in The Matrix
The Quest Begins (The "Why") Honestly, I used to think backtesting was just a fancy way to...
#trading#finance#crypto#stocks
0 0
Daniel Oliveira2d ago • 4 min read
How to see where a company's revenue comes from with Claude: Apple by region, product and margin
All outputs are real tool calls to the Equibles MCP server from 21 October 2026, trimmed. "Apple...
#mcp#ai#finance#investing
0 0
Daniel Oliveira2d ago • 4 min read
How to check whether a stock is expensive against its own history with an AI agent: Nvidia's P/E since 2020
All outputs are real tool calls to the Equibles MCP server from 21 October 2026, trimmed. "Nvidia.....
#mcp#ai#finance#investing
0 0
Farbod F.1d ago • 4 min read
Floating-point money math: getting compound interest right in the browser
A compound-interest calculator is one formula and about forty lines of JavaScript. The formula isn't...
#javascript#programming#finance
0 0