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PageRank, Louvain, and Shortest Path — Without Deploying Neo4j

Dev.to · Whatsonyourmind 1w ago

PageRank, Louvain, and Shortest Path — Without Deploying Neo4j

You don't need a graph database for graph analytics. Three algorithms cover 80% of use cases. Here's how to use them via API.

Your LLM Costs Spiked 400% Last Night — Here's How to Catch It in One API Call

Dev.to · Whatsonyourmind 1w ago

Your LLM Costs Spiked 400% Last Night — Here's How to Catch It in One API Call

Detect cost spikes and anomalies without DataDog or a full observability stack. Z-scores, IQR, and a working API example.

Why Your AI Agent Burns 10,000 Tokens on Math It Could Do in 1ms

Dev.to · Whatsonyourmind 1w ago

Why Your AI Agent Burns 10,000 Tokens on Math It Could Do in 1ms

LLMs waste thousands of tokens on optimization problems that deterministic algorithms solve in microseconds. Here's the architecture that fixes it.

Monte Carlo Simulation in 5 Minutes: From Zero to Confidence Intervals in One API Call

Dev.to · Whatsonyourmind 1w ago

Monte Carlo Simulation in 5 Minutes: From Zero to Confidence Intervals in One API Call

Learn Monte Carlo simulation from scratch, then run it with one API call. Portfolio risk, project estimation, and pricing uncertainty — with working examples.

The $36,000 A/B Test: What Optimizely Charges vs. What the Algorithm Actually Costs

Dev.to · Whatsonyourmind 1w ago

The $36,000 A/B Test: What Optimizely Charges vs. What the Algorithm Actually Costs

Optimizely charges $36K/yr minimum for A/B testing. The core algorithm (Thompson Sampling) costs $0.005 per call. Here's the math and the alternatives.

I Needed an LP Solver but Gurobi Costs $10K/yr — So I Built an API for $5/month

Dev.to · Whatsonyourmind 1w ago

I Needed an LP Solver but Gurobi Costs $10K/yr — So I Built an API for $5/month

A comparison of LP/MIP solvers for developers who need optimization without enterprise pricing. Gurobi vs CPLEX vs OR-Tools vs HiGHS vs API alternatives.

Your AI Agent Is Wasting $0.04 Every Time It Reasons About Optimization. Here's the $0.01 Alternative.

Dev.to · Whatsonyourmind 1w ago

Your AI Agent Is Wasting $0.04 Every Time It Reasons About Optimization. Here's the $0.01 Alternative.

Last week I watched GPT-4 spend 2,000 tokens, 3 seconds, and $0.04 to pick the wrong A/B test...