# Trust Onion (trustonion.io)

Gives families and groups rotating three-word codewords and signed selfie proofies to verify a caller's identity.

- Atlas card: https://inite.ai/en/atlas/trustonion.io
- Site: https://trustonion.io
- For: Families, friends and trusted teams wanting to verify callers against AI voice clone scams
- Categories: dev
- Use 0/100 · alive 100/100

## Used for

- verify a caller's identity with rotating codewords
- confirm a friend's request for money before sending
- prove identity to a contact with a signed selfie

## Price

- free, free plan (read 2026-10-27 on https://trustonion.io/#pricing)

## For developers

- OpenAPI: https://trustonion.io/openapi.json (8 paths)
- MCP server: io.trustonion/scam-check (namespace; open on 2026-10-27, 7 tools)
- Read 2026-10-27

## MCP server, measured daily

Server: https://trustonion.io/mcp, checked every day since 2026-10-27 (7 checks).

- Answered: 100% of daily checks
- Median first answer: 294 ms
- Sign-in: none
- Context its tool definitions take: about 699 tokens (7 tools)
- Tool definitions: B, 88/100
- Failing "params_described": 5 of 7 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

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

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