# App Store Change Intelligence — Documentation

A paid change-intelligence API for public App Store apps, designed to be called by AI agents and automation.

## Endpoints
| Endpoint | Price | Returns |
|---|---|---|
| GET /v1/snapshot?target=<appId> | free | version, rating, recent reviews |
| app_review_changes | $0.05 | new/removed reviews vs history, negative flags |
| app_intel_report | $0.50 | sentiment & negative-review report |
| app_batch_scan | $0.03/app | up to 50 apps in one call |
| app_landscape | $5 | rating ranking across up to 10 apps, risk flags |

## Target format
The numeric App Store app ID, for example `389801252` (Instagram).

## Payment
- Agents: unpaid calls return HTTP 402 with a base64 PAYMENT-REQUIRED header; settle USDC on Base via x402 and retry. P2P, 0% commission.
- Humans: choose a plan on /pricing, send the exact USDC amount shown, and the access key is issued automatically — no card or AI wallet needed.
- One access key works across the whole change-intelligence product family.

## Subscriptions
Pro $99/month (25 apps), Business $499/month (150), Enterprise $2000/month (unlimited). Continuous watch and change alerts.

MCP endpoint (Streamable HTTP): https://app-intel.contentforge-press.workers.dev/mcp