# clonecho - Tracked Satellites List (Where The ISS At API)

> clonecho - Tracked Satellites List (Where The ISS At API) is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-14).

Returns a list of all satellites currently trackable through the 'Where The ISS At' API, with no input parameters required.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/s/tracked-satellites-list
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/clonecho-tracked-satellites-list-where-the-iss-at-api-13ff8a3d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_k1QoNZ3lmqp4RMkYeV6jS

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability clonecho-tracked-satellites-list-where-the-iss-at-api-13ff8a3d -d '<json body>'
```

Example prompt: Can you pull up the full list of satellites I can currently track using the Where The ISS At API?

## When to prefer this

Use this endpoint when you need to discover which satellites are available for tracking before making subsequent queries for orbital positions or pass times. Ideal as a first step when building satellite tracking workflows or validating a satellite name/ID against supported objects.

## Known failure modes

- API unavailable or down — returns a non-200 HTTP error
- Payment not processed — x402 payment required error
- Upstream Where The ISS At API changes its catalog — list may be stale or incomplete

## How this service works

List of satellites currently trackable through the Where The ISS At API; no params. Returns JSON.

## Output

A JSON object containing a list of all satellites currently trackable through the Where The ISS At API, including their names and/or identifiers.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/clonecho-tracked-satellites-list-where-the-iss-at-api-13ff8a3d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)