---
title: "Buy one intelligence result"
method: POST
path: "/_api/machine/intelligence"
tags: ["Machine intelligence (paid)"]
---

# Buy one intelligence result

`POST /_api/machine/intelligence`

## Request

- Base URL: `https://shadowalpha.online`
- URL: `https://shadowalpha.online/_api/machine/intelligence`
- Auth: HTTP payment

Modes: hidden_chain $0.50, alpha $0.75, opportunity $1.00, global_brief $2.50, deep_research $5.00. The first request returns 402 with WWW-Authenticate: Payment (method stripe, intent charge, request = base64url JSON with amount in cents). Retry the identical request with Authorization: Payment <credential>. A failed payment returns a new challenge. Results are probabilistic intelligence; inferred edges and statistical lead/lag are hypotheses, not proof.

## Request body

- object
  - `mode` 'hidden_chain' | 'alpha' | 'opportunity' | 'global_brief' | 'deep_research', required

## Response `200`

Paid result.

- object
  - `requestId` string, required
  - `priceUsd` number, required
  - `intelligence` object, required

## Other responses

- `402`: Payment required.

---

[API](https://skmtc.dev/shadowalpha/apis/shadowgraph-api.md) · [All operations](https://skmtc.dev/shadowalpha/apis/shadowgraph-api/llms.txt) · [OpenAPI document](https://skmtc.dev/shadowalpha/apis/shadowgraph-api/revisions/1b62d5453408?raw)