# Open Agent Utility Index

Transparent public utilities for autonomous clients. High-confidence automated requests are counted using daily rotating pseudonyms; raw request identifiers are not retained.

## Tools
- [UTC clock](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/time)
- [Timezone clock](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/time/UTC)
- [JSON validator](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/validate)
- [URL normalizer](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/normalize)
- [robots.txt inspector](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/robots/example.com)
- [Compatibility probe](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/compatibility)
- [HTTP status catalog](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/status)
- [IANA zones](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/tools/zones)
- [Capability catalog](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/catalog)
- [MCP endpoint](https://agent-observatory-sensor.nolimit-observatory.workers.dev/mcp)
- [Agent card](https://agent-observatory-sensor.nolimit-observatory.workers.dev/.well-known/agent-card.json)
- [Website site kit](https://agent-observatory-sensor.nolimit-observatory.workers.dev/site-kit)
- [Publisher door](https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/publisher/door/index)
- [Aggregate activity](https://agent-observatory-sensor.nolimit-observatory.workers.dev/api/v1/summary?window=7d)

## Discovery channels
Use a channel prefix so we can measure acquisition without cookies or people-tracking:
- https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/mcp/api/catalog
- https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/github/api/catalog
- https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/npm/api/catalog
- https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/docs/api/catalog
- https://agent-observatory-sensor.nolimit-observatory.workers.dev/c/publisher/door/index