io.github.yb48666-ctrl/otr-protocol
otr-protocol
Merchant trust verification for AI agents. One call = trust score, badge, and purchase safety.
alive probed 2026-10-19
2tools
≈ 477tokens, estimate
≈ 0.2 %of Claude's 200k window
0.3×the median server
391 msto initialize
8 msto list tools
- Run it
- npx -y @otr-protocol/mcp-server@3.1.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- otr-protocol 3.1.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- ≈ <0.1 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: invalid x-api-key. The estimate stands in.
- Repository
- https://github.com/yb48666-ctrl/OTR-Protocol-by-orbexa
- Registry
- active, updated 2026-03-13 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| verify_merchant | 256 | 54 % |
| search_registry | 221 | 46 % |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The Anthropic count_tokens endpoint refused the tool schemas (invalid x-api-key). A client that validates schemas can refuse them too.