# usedby (usedby.ai)

Tracks which companies use which AI tools, linking each customer claim to a public source page.

- Atlas card: https://inite.ai/en/atlas/usedby.ai
- Site: https://usedby.ai
- For: Buyers and analysts researching which companies use a given AI tool, and AI vendors checking their customer listings.
- Categories: sales
- Use not measured/100 · alive 100/100

## Used for

- look up which companies use a specific AI tool
- compare shared customers between two AI tools
- check the public source behind each customer claim

## Price

Not read yet.

## For developers

- API docs: https://usedby.ai/developers
- MCP server: ai.usedby/usedby (namespace; open on 2026-10-19, 5 tools)
- Read 2026-10-19

## MCP server, measured daily

Server: https://www.usedby.ai/mcp, checked every day since 2026-10-19 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 232 ms
- Sign-in: none
- Context its tool definitions take: about 985 tokens (5 tools)
- Tool definitions: A, 100/100
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr
- Read 2026-10-19

---

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