# QuantGPT (quantgpt.co)

Gives Claude or ChatGPT over MCP access to decades of US market data and one-click strategy backtests.

- Atlas card: https://inite.ai/en/atlas/quantgpt.co
- Site: https://quantgpt.co
- For: Traders and investors testing market strategies on historical data through Claude or ChatGPT over MCP
- Categories: dev
- Use 0/100 · alive 100/100

## Used for

- Backtest a moving-average rule against buy and hold
- Test published finance research strategies on decades of data
- Query historical US prices and fundamentals from an AI chat

## Price

- from 49 USD/month, no free plan (read 2026-10-27 on https://quantgpt.co/#pricing)

## For developers

- MCP server: co.quantgpt/mcp (namespace; auth on 2026-10-27)
- Read 2026-10-27

## MCP server, measured daily

Server: https://terminal.quantgpt.co/mcp, checked every day since 2026-10-27 (7 checks).

- Answered: 100% of daily checks
- Median first answer: 248 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-27

---

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