Ask LincBlog

Daily financial market insights & occasional product updates

Money Trends

Intelligent Finance Isn't an AI Story. It's a Trust Story.

Plaid's 2026 report says 55% of Americans now use AI to manage money — but the more they use it, the more oversight they demand. Why trust is the real product.

Ethan TengEthan Teng
7 min readApr 23, 2026
Technology

Why Determinism Matters in AI Financial Analysis

LLMs are non-deterministic by design. Discover how Ask Linc separates AI reasoning from fixed calculations to ensure consistent, reproducible financial results.

Ethan TengEthan Teng
5 min readApr 21, 2026
Retirement

Historical Withdrawal Rate Analysis for Smarter Retirement Planning

Go beyond the 4% rule. Ask Linc calculates your personalized withdrawal rate using real historical market data, giving you a range of outcomes — not just one number.

Ethan TengEthan Teng
3 min readApr 16, 2026
Money Trends

Why Perplexity × Plaid Signals a Shift from Financial Dashboards to Financial Conversations

Perplexity's expanded Plaid integration points to a broader trend: intelligent finance, where AI answers questions grounded in your actual accounts and the broader market. Here's how Ask Linc is built for that shift.

Ethan TengEthan Teng
2 min readApr 14, 2026
Technology

Why We Switched to Claude and Gemini

Why Ask Linc moved from a single AI model to Claude for reasoning and Gemini for structured data — and the measurable difference it made for users.

Ethan TengEthan Teng
3 min readApr 9, 2026
Retirement

Stress Testing Your Retirement Portfolio Using Historical Market Data

See how Ask Linc stress-tests your retirement plan across historical market crashes, inflation shocks, and sequence-of-returns risk.

Ethan TengEthan Teng
4 min readApr 7, 2026
Technology

Inside the Ask Linc Financial Reasoning Pipeline

A layer-by-layer breakdown of how Ask Linc separates LLM reasoning from deterministic calculations to deliver accurate, hallucination-free financial analysis.

Ethan TengEthan Teng
3 min readApr 2, 2026
Product

From Macro Context to Personal Insights: A New Layer of Portfolio Intelligence

Ask Linc combines live market data with your actual brokerage holdings to deliver personalized portfolio analysis, stress testing, and retirement projections.

Ethan TengEthan Teng
2 min readMar 31, 2026
Technology

How We Built a Model-Routing Architecture for Financial AI

See how Ask Linc routes queries between Claude and Gemini using a deterministic calculation engine — a technical deep-dive into our multi-model AI architecture.

Ethan TengEthan Teng
2 min readMar 26, 2026
Privacy & Security

How Ask Linc Protects Your Financial Data

Learn exactly how Ask Linc keeps your banking, investment, and property data private — including our dual-layer anonymization system, AES-256-GCM encryption, and read-only account access.

Ethan TengEthan Teng
3 min readMar 24, 2026
Technology

Why AI Apps Should Stop Using a Single Model

Single-model AI apps are inefficient and brittle. See why routing each query to the right model optimizes accuracy, cost, and reliability for production products.

Ethan TengEthan Teng
3 min readMar 18, 2026
Product

Show the Math: How Ask Linc Makes AI Financial Analysis Transparent

Ask Linc’s “Show the Math” feature exposes the full AI reasoning pipeline so users can verify calculations, prompts, and financial data used in each answer.

Ethan TengEthan Teng
3 min readMar 17, 2026
Product

How Ask Linc Prevents “Hallucinated Numbers” in AI Financial Advice

Most AI financial tools hallucinate numbers. Ask Linc avoids this by grounding analysis in real financial data, step-by-step calculations, and AI validation.

Ethan TengEthan Teng
4 min readMar 17, 2026
Money Trends

Financial Planning for Millennials: How to Build Wealth in an AI-Driven World

Millennials need more than budgeting apps. Learn how AI-driven modeling, portfolio stress tests, and unified account views are transforming wealth building.

Ethan TengEthan Teng
3 min readMar 5, 2026
Retirement

The 4% Rule for Early Retirement: Does It Still Work in 2026?

The 4% rule was built for 30-year retirements. Early retirees face 45–50 years of withdrawals. See why dynamic AI modeling is replacing static rules in 2026.

Ethan TengEthan Teng
3 min readMar 4, 2026
Money Trends

The Future of Personal Finance Is AI-Native

Personal finance is shifting from reactive dashboards to proactive AI that simulates and predicts. Here's why AI-native tools are replacing budgeting apps for good.

Ethan TengEthan Teng
2 min readMar 3, 2026
Money Trends

Conversational AI in Fintech: From Dashboards to Dialogue

See how conversational AI is replacing static dashboards in fintech — and why asking your finances a question beats building another spreadsheet.

Ethan TengEthan Teng
2 min readFeb 24, 2026