# Tantra Authority — Mind Stop eBook Access

> Tantra Authority — Mind Stop eBook Access is a paid API for AI agents from api.tantra-authority.com, paid per call via x402, $9.99/call, status unknown (last checked 2026-09-15).

Purchases and delivers a lifetime download/stream link to the 'Mind Stop' eBook, a demystified guide to tantra practices.

## Facts

- Endpoint: GET https://api.tantra-authority.com/api/x402/mind-stop-book
- Price: $9.99/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/tantra-authority-mind-stop-ebook-access-9211fe76
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_W-XA2vW6p_Is-onBRN2iY

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 tantra-authority-mind-stop-ebook-access-9211fe76
```

Example prompt: I want to buy the Mind Stop eBook from Tantra Authority — the one about practical tantra without all the spiritual mythology — and get a lifetime download link.

## When to prefer this

Use this endpoint when a user explicitly wants to purchase and receive permanent access to the 'Mind Stop' eBook from Tantra Authority, a practical demystified tantra education resource. Prefer this over generic ebook stores when the user specifically wants this title or Tantra Authority's secular, body-grounded approach to tantra.

## Known failure modes

- Payment not completed or USDC balance insufficient — no access URL returned
- Invalid or expired payment token — 402 or 401 error
- Server unavailable — 500 or timeout with no access URL
- Duplicate purchase attempt may return cached or new access URL depending on implementation

## How this service works

Mind Stop (eBook) — Tantra Authority

## Output

Returns a single JSON object containing an 'accessUrl' field — a lifetime access link allowing the purchaser to download or stream the 'Mind Stop' eBook.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "headers": {
     "type": "object",
     "additionalProperties": {
      "type": "string"
     }
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "schema": {
     "type": "object"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ok": true,
  "rail": "x402-usdc-base",
  "title": "Mind Stop (eBook)",
  "txHash": "0x…",
  "accessUrl": "https://tantra-authority.com/access.html?token=…"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/tantra-authority-mind-stop-ebook-access-9211fe76/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.tantra-authority.com](https://www.zero.xyz/host/api.tantra-authority.com/llms.txt)