What did Coil actually publish on a given date? Immutable point-in-time scores
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.
Immutable archive: one new date per session, never revised.
Request
- Base URL: https://coil.trade
- URL: https://coil.trade/api/board/asof
- Auth: one of:
- API key in header X-PAYMENT
- HTTP payment
Query parameters
Archived publish date (YYYY-MM-DD). Omit to list archived dates.
Headers
x402 v2 payment: base64 of the signed payment payload. Send this OR X-PAYMENT (v1 name) — omit both to receive the 402 challenge.
x402 v1 payment header — the v1 dialect's name for PAYMENT-SIGNATURE. Accepted for backwards compatibility with v1 clients.
MPP credential: Payment <base64 credential> answering the WWW-Authenticate: Payment challenge on the 402 (method usdc, intent charge).
Response
As-published per-name scores (opportunity percentile, entry quality, hold strength) for an archived date. Served verbatim from the append-only publish log — lookahead-bias-clean by construction. Omit ?date= for the list of archived dates.
Changes
No recorded changes to this operation across all 1 revision of this API.