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Use this for an end-of-month digest or a monthly research note. A whale trade is one large Polymarket fill that 0xinsider recorded, and Whale trades lists them one at a time. When the reader can also pick a day or a week, Reports returns the same body through one granularity selector.

Parameters

When the numbers stop changing

A report is final only once its body is built after the month has closed and after the trades from that month have had time to arrive. That cutoff is snapshot.final_after: the UTC close of the month plus the 7,530-second ingestion budget, which is 02:05:30Z on the 1st. Until that instant snapshot.status is rolling and every number can still move. A closed month refreshes every 5 minutes until final_after, is rebuilt once after it, and is then frozen.

Key response fields

Example

What it does not return

  • A 404 for a quiet month. A month with no large trades answers 200 with completeness.status empty.
  • Part of a month. For an arbitrary date range, use Weekly report snapshot, which takes any two dates up to 31 days apart.
  • A settled figure for the current month. Read it again after 02:05:30Z on the 1st, when snapshot.status turns final.

Authorizations

Authorization
string
header
required

Legacy default or named integration API key, or OAuth 2.1 access token, in the Authorization header as Bearer oxi_sk_live_... or Bearer oxi_at_.... Default keys retain full access; integration keys are limited to their approved read, webhooks, export and usage scopes and expire within 90 days. All credentials share the owner's account limits. Data calls require an active Pro subscription and return live data. A 401 carries WWW-Authenticate: Bearer resource_metadata="https://api.0xinsider.com/.well-known/oauth-protected-resource" (RFC 6750 section 3, RFC 9728).

Headers

X-Query-Validation
enum<string>

Opt into strict query-name validation. The default is compatible: unknown names are ignored and reported in X-Query-Ignored. With strict, an unknown name returns 400 bad_request with error.reason unknown_query_parameter before the handler runs, including when its percent escape is incomplete.

Available options:
strict

Query Parameters

month
string
required

UTC report month in YYYY-MM format. A month that ends before 2024-03-01, the first day report data covers, or starts after tomorrow UTC returns 400 bad_request with error.param=month.

Pattern: ^\d{4}-\d{2}$

Response

Monthly report snapshot

object
string
required
Allowed value: "report_snapshot"
data
object
required
meta
object
required