# SmartFin (smartfin.fyi)

Runs investment, retirement, loan and decision calculators, including backtests of lump-sum and dollar-cost buying against stock price history.

- Atlas card: https://inite.ai/en/atlas/smartfin.fyi
- Site: https://smartfin.fyi
- For: Individuals comparing investments, loans, retirement plans, or everyday money decisions with free calculators
- Categories: finance
- Use 0/100 · alive 100/100

## Used for

- replay an investment against real historical market prices
- compare two stocks' historical returns side by side
- estimate mortgage or car loan payments and total interest

## Price

Not read yet.

## For developers

- MCP server: fyi.smartfin/smartfin (namespace; open on 2026-10-21, 20 tools)
- Read 2026-10-21

## MCP server, measured daily

Server: https://smartfin.fyi/mcp, checked every day since 2026-10-21 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 196 ms
- Sign-in: none
- Context its tool definitions take: about 10753 tokens (20 tools)
- Tool definitions: A, 100/100
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-21

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Source: INITE Atlas, https://inite.ai/en/atlas/smartfin.fyi. JSON: https://inite.ai/api/atlas/smartfin.fyi. MCP: https://inite.ai/api/mcp (atlas_lookup).