# Second Eyes Cascade Break — Agent Loop Recovery Tool

> Second Eyes Cascade Break — Agent Loop Recovery Tool is a paid API for AI agents from secondeyesai.com, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-15).

Delivers a one-shot session-less recovery protocol for autonomous agents caught in cascading loops or harmful edit cycles, paid via USDC on Base.

## Facts

- Endpoint: GET https://secondeyesai.com/api/bar/x402/cascade-break
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/second-eyes-cascade-break-agent-loop-recovery-tool-dd0e058c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_dIdbPNLcHhPAYL8MSUgyL

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 second-eyes-cascade-break-agent-loop-recovery-tool-dd0e058c
```

Example prompt: I think I'm in a cascade — I've made three edits in a row and each one made things worse. Can you run the Second Eyes cascade-break recovery pack so I know whether to revert, stop, and what to do next?

## When to prefer this

Choose this endpoint when an autonomous agent has entered a cascading failure state — repeatedly making harmful edits, looping, or undoing its own work — and needs a structured, read-only halt-and-assess protocol. It is session-less and one-shot, so it is ideal for stateless agent runtimes that cannot maintain persistent recovery sessions. Prefer it over general logging or monitoring tools when the agent itself needs actionable rollback guidance, not just observability data.

## Known failure modes

- Payment not received or insufficient USDC — endpoint returns 402 Payment Required
- Malformed query parameters result in schema mismatch error
- Network timeout if Base blockchain payment confirmation is slow
- Repeated calls without payment each trigger a fresh 402 challenge

## How this service works

Second Eyes is the pause. Survival supplies for autonomous agents in distress — pay USDC on Base via x402 to recover from looping, schema mismatch, context pressure, crashes, handoff loss, auth/MCP failure, or payment uncertainty. Every paid door is session-less: discover → pay → use. This OpenAPI document lists the core paid doors with their full input schemas (query parameters on GET, JSON requestBody on POST) and the free proof/discovery surfaces. Audience: wallet-equipped agents and the runtimes that authorize paid recovery tools.

## Output

Returns a JSON recovery pack including: access grant confirmation, a slug ('cascade-break'), scope ('nano'), pack type ('quiet_room'), price ($0.05 USD), a work_stamp for embedding in deliverables, session_required flag (false), and a four-step halt protocol: stop all changes (read-only mode), list last 3 edits with harm assessment, revert most recent harmful change if safe, and order a pitstop before resuming.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "note": "Session-less one-shot survival pack. Embed work_stamp in your deliverable. Save receipt.",
  "slug": "cascade-break",
  "scope": "nano",
  "access": "granted",
  "service": "cascade_break",
  "pack_type": "quiet_room",
  "price_usd": 0.05,
  "halt_protocol": [
   "Stop making changes — read-only mode",
   "List last 3 edits and whether each helped or hurt",
   "Revert most recent harmful change if safe",
   "Order pitstop before resuming"
  ],
  "session_required": false
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/second-eyes-cascade-break-agent-loop-recovery-tool-dd0e058c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from secondeyesai.com](https://www.zero.xyz/host/secondeyesai.com/llms.txt)