# Stackup (multifamily.online)

Sizes a multifamily apartment loan against Fannie Mae, Freddie Mac and HUD program limits and ranks the largest eligible amount.

- Atlas card: https://inite.ai/en/atlas/multifamily.online
- Site: https://multifamily.online
- For: Apartment buyers and refinancers comparing Fannie Mae, Freddie Mac and HUD loan programs
- Categories: finance
- Use not measured/100 · alive 100/100

## Used for

- estimate the largest loan a building qualifies for
- compare debt service coverage limits across agency programs
- test how loan size shifts with interest rate changes

## Price

- no price printed, no free plan (read 2026-11-01 on https://multifamily.online/#pricing)

## For developers

- MCP server: online.multifamily/multifamily-online (namespace; open on 2026-11-01, 3 tools)
- MCP server card: https://multifamily.online/.well-known/mcp.json
- Read 2026-11-01

## MCP server, measured daily

Server: https://multifamily.online/mcp, checked every day since 2026-11-01 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 123 ms
- Sign-in: none
- Context its tool definitions take: about 1445 tokens (3 tools)
- Tool definitions: A, 100/100
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-11-01

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