---
title: "START HERE ($0.001) — is crypto risk-on? The BTC 200-day master gate, the cheapest answer we sell"
method: GET
path: "/api/crypto/gate"
tags: ["Market Data"]
---

# START HERE ($0.001) — is crypto risk-on? The BTC 200-day master gate, the cheapest answer we sell

`GET /api/crypto/gate`

## Request

- Base URL: `https://coil.trade`
- URL: `https://coil.trade/api/crypto/gate`
- Auth: one of:
  - API key in header `X-PAYMENT`
  - HTTP payment
  - API key in header `X-Coil-Key`

NO WALLET? This endpoint is paid, but a sample of the same board is FREE two other ways, with no payment, account, or key: the MCP server at https://mcp.coil.trade/mcp (`claude mcp add --transport http coil https://mcp.coil.trade/mcp`, a sample of the board: top 3 per book, headline fields, one market day delayed), and https://coil.trade/api/board/agent?preview=1 (identical schema, previous day, top-3 per book). Humans/agents without crypto can subscribe at https://coil.trade/scanner.

## Headers

- `PAYMENT-SIGNATURE` string
- `X-PAYMENT` string
- `Authorization` string
- `X-Coil-Key` string
- `SIGN-IN-WITH-X` string

## Response `200`

Whether the BTC 200-day master gate is open, the LONG/CASH state per sleeve, and the one-line verdict. The cheapest regime check on the menu — poll it, buy more only on change.

- object

## Other responses

- `402`: Payment Required — x402 v2 payment requirements in the JSON body and the PAYMENT-REQUIRED header

---

[API](https://skmtc.dev/coil/apis/coil-scanner-agent-api.md) · [All operations](https://skmtc.dev/coil/apis/coil-scanner-agent-api/llms.txt) · [OpenAPI document](https://skmtc.dev/coil/apis/coil-scanner-agent-api/revisions/e087ee004cfb?raw)