📰 Dev.to · grahammccain
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Dev.to · grahammccain
3w ago
We built a stock screener that ranks by outcome — and only trusts magnitude, not direction
Every stock screener ranks by the same things: RSI under 30, price above the 50-day, a volume spike,...

Dev.to · grahammccain
🧠 Large Language Models
⚡ AI Lesson
3w ago
Stop your AI trading agent from hallucinating technical analysis
Ask any LLM "is NVDA bullish here?" and it will answer with total confidence — a cup-and-handle here,...

Dev.to · grahammccain
2mo ago
We Added 5 Regime Filters. They Don't Do Much. Here's Why That's Interesting.
Academic papers say VRP, VIX term structure, credit spreads, and yield curve should condition forward returns. We added filters for all of them. Across 200 anch

Dev.to · grahammccain
2mo ago
From Retrieval to Calibrated Retrieval: Conformal Prediction on Agent Base Rates
Our cohort API was returning quantile bands that were too narrow. Nominal 80% coverage ran at 68% on held-out data. Here's the audit, the conformal fix, and why

Dev.to · grahammccain
2mo ago
How to Build a Stock-Research Agent That Doesn't Hallucinate
A working pattern for AI agents that need real historical base rates instead of plausible-sounding guesses. One API primitive, three filter dimensions, full out

Dev.to · grahammccain
2mo ago
3 Patterns for AI Agents That Analyze Stock Charts
Specific, reusable patterns agent builders can apply today: grounded base rates, the edge-mining loop, and named-analog tagging. Each one addresses a failure mo

Dev.to · grahammccain
2mo ago
Eval Integrity: How We Found the Leakage and Why Our Baseline Lied
We audited our own pattern-embedding evaluation and found 53% of held-out samples had same-symbol training neighbors within 20 days. Here's what we changed — an

Dev.to · grahammccain
2mo ago
Multi-Agent Stock Research with CrewAI + Chart Library
Build a multi-agent research crew that combines chart pattern analysis with market regime intelligence using CrewAI and Chart Library's API.

Dev.to · grahammccain
2mo ago
How to Use an MCP Server for Stock Analysis with Claude
Install Chart Library's MCP server and give Claude Desktop access to 24 million historical chart patterns, market regime data, and forward return statistics.

Dev.to · grahammccain
2mo ago
Build a Stock Research Agent with LangChain + Chart Library in 20 Minutes
A hands-on tutorial for building an AI agent that can answer natural-language questions about stock charts, market regimes, and sector rotation using LangChain
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