# SibFly (sibfly.com)

Returns satellite-measured ground motion rates for any US address or coordinate, read from NASA Sentinel-1 radar.

- Atlas card: https://inite.ai/en/atlas/sibfly.com
- Site: https://sibfly.com
- For: Proptech, insurance, and lending teams, plus AI agents, that need measured ground motion for a US address.
- Use 0/100 · alive 100/100

## Used for

- Check whether an address is sinking, holding steady, or lifting
- Get ground motion rate and seasonal swing as JSON via API
- Compare measured ground movement across many addresses or coordinates

## Price

- from 0.4 USD/usage, no free plan (read 2026-10-25 on https://sibfly.com/pricing)

## For developers

- OpenAPI: https://sibfly.com/openapi.json (39 paths)
- API docs: https://sibfly.com/docs
- MCP server: com.sibfly/ground-motion (namespace; open on 2026-10-25, 9 tools)
- Read 2026-10-25

## MCP server, measured daily

Server: https://sibfly.com/mcp, checked every day since 2026-10-25 (10 checks).

- Answered: 100% of daily checks
- Median first answer: 354 ms
- Sign-in: none
- Context its tool definitions take: about 1412 tokens (9 tools)
- Tool definitions: A, 94/100
- Failing "params_described": 3 of 9 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-25

---

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