Live market data read from the engine's latest snapshot.
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openapi: 3.2.0
info:
title: SiftingIO Market Data Live API
version: 1.0.0
description: 'REST data-plane for the SiftingIO market data API: live prices,
SEC fundamentals (filings, XBRL financials, ratios, insiders, ownership),
historical OHLCV bars, market calendars, DEX wallet portfolios, and the
US economic calendar.'
license:
name: MIT
identifier: MIT
contact:
name: SiftingIO
url: https://sifting.io/docs
servers:
- url: https://api.sifting.io
description: Production
security:
- ApiKeyHeader: []
- ApiKeyQuery: []
tags:
- name: Live
description: Live market data read from the engine's latest snapshot.
paths:
/v1/last/trade/{venue}/{symbol}:
get:
tags:
- Live
operationId: getLastTrade
summary: Latest trade
parameters:
- $ref: '#/components/parameters/Venue'
- $ref: '#/components/parameters/Symbol'
responses:
'200':
description: Latest trade snapshot.
content:
application/json:
schema:
$ref: '#/components/schemas/LastTrade'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
'429':
$ref: '#/components/responses/TooManyRequests'
'503':
$ref: '#/components/responses/ServiceUnavailable'
/v1/last/quote/{venue}/{symbol}:
get:
tags:
- Live
operationId: getLastQuote
summary: Top-of-book quote
parameters:
- $ref: '#/components/parameters/Venue'
- $ref: '#/components/parameters/Symbol'
responses:
'200':
description: Top-of-book quote.
content:
application/json:
schema:
$ref: '#/components/schemas/LastQuote'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
'429':
$ref: '#/components/responses/TooManyRequests'
'503':
$ref: '#/components/responses/ServiceUnavailable'
/v1/last/close/{venue}/{symbol}:
get:
tags:
- Live
operationId: getLastClose
summary: Previous close
description: The most recent previous close for one instrument. For crypto/forex/ commodities this is the engine's fair price frozen at the last 00:00 UTC boundary; for stocks it is the official exchange session close. The response is immutable until the next close, so it is edge-cacheable (Cache-Control max-age expires at the next boundary) unlike the live trade/quote reads.
parameters:
- $ref: '#/components/parameters/VenuePrevClose'
- $ref: '#/components/parameters/Symbol'
responses:
'200':
description: Latest previous close.
content:
application/json:
schema:
$ref: '#/components/schemas/LastClose'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
'429':
$ref: '#/components/responses/TooManyRequests'
'503':
$ref: '#/components/responses/ServiceUnavailable'
/v1/last/tvl/{chain}/{pair}:
get:
tags:
- Live
operationId: getLastTVL
summary: Aggregated DEX pool TVL
parameters:
- $ref: '#/components/parameters/Chain'
- $ref: '#/components/parameters/Pair'
responses:
'200':
description: Aggregated TVL for the chain/pair.
content:
application/json:
schema:
$ref: '#/components/schemas/LastTVL'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
'429':
$ref: '#/components/responses/TooManyRequests'
'503':
$ref: '#/components/responses/ServiceUnavailable'
/v1/snapshot/{venue}:
get:
tags:
- Live
operationId: getSnapshot
summary: Full market snapshot (gzip required)
description: 'Requires `Accept-Encoding: gzip`. Returns one entry per symbol the
venue currently publishes, or scope it to a watchlist with `symbols`.
Not paginated: a snapshot is the complete picture at `meta.as_of`.'
parameters:
- $ref: '#/components/parameters/AcceptEncodingGzip'
- $ref: '#/components/parameters/Venue'
- name: symbols
in: query
description: 'Comma-separated symbols (up to 250, case-insensitive). Omit to receive the full market. Any malformed symbol rejects the whole request with 400.
'
schema:
type: string
example: BTCUSD,ETHUSD,SOLUSD
responses:
'200':
description: Market snapshot.
content:
application/json:
schema:
$ref: '#/components/schemas/SnapshotResponse'
'400':
$ref: '#/components/responses/BadRequest'
'401':
$ref: '#/components/responses/Unauthorized'
'403':
$ref: '#/components/responses/Forbidden'
'404':
$ref: '#/components/responses/NotFound'
'406':
$ref: '#/components/responses/GzipRequired'
'429':
$ref: '#/components/responses/TooManyRequests'
components:
responses:
NotFound:
description: Resource not found.
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
Unauthorized:
description: Missing or invalid API key.
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
BadRequest:
description: Invalid request parameters.
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
GzipRequired:
description: 'This endpoint requires `Accept-Encoding: gzip`.'
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
ServiceUnavailable:
description: Upstream or snapshot temporarily unavailable.
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
Forbidden:
description: Valid key, but the plan or tier does not include this market/venue.
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
TooManyRequests:
description: Rate limit exceeded.
headers:
Retry-After:
description: Seconds to wait before retrying.
schema:
type: integer
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
schemas:
Error:
type: object
required:
- error
properties:
error:
type: string
description: Machine-readable error code, e.g. `unknown_ticker`.
message:
type: string
retry_after:
type: number
description: Present on rate-limit errors.
additionalProperties: true
SnapshotResponse:
type: object
properties:
data:
type: array
items:
$ref: '#/components/schemas/SnapshotEntry'
meta:
type: object
properties:
as_of:
type: string
format: date-time
venue:
type: string
count:
type: integer
LastClose:
type: object
properties:
s:
type: string
description: Symbol.
c:
type: string
description: Close price.
d:
type: string
description: UTC close date, YYYY-MM-DD.
t:
type: integer
format: int64
description: Close-boundary Unix epoch milliseconds.
SnapshotEntry:
type: object
properties:
s:
type: string
description: Symbol.
p:
type: string
description: Last trade price.
P:
type: string
description: Last trade size (0 for forex/stocks).
b:
type: string
description: Best bid price.
B:
type: string
description: Best bid size (0 for forex/stocks).
a:
type: string
description: Best ask price.
A:
type: string
description: Best ask size (0 for forex/stocks).
t:
type: integer
format: int64
description: Unix epoch milliseconds.
LastQuote:
type: object
properties:
b:
type: string
description: Bid price.
B:
type: string
description: Bid size.
a:
type: string
description: Ask price.
A:
type: string
description: Ask size.
t:
type: integer
format: int64
LastTVL:
type: object
properties:
chain:
type: string
pair:
type: string
usd:
type: string
r0:
type: string
description: Reserve of token0.
r1:
type: string
description: Reserve of token1.
n:
type: integer
description: Pools aggregated.
v:
type: integer
t:
type: integer
format: int64
LastTrade:
type: object
properties:
s:
type: string
description: Symbol.
p:
type: string
description: Last trade price.
P:
type: string
description: Last trade size.
t:
type: integer
format: int64
description: Unix epoch milliseconds.
parameters:
Venue:
name: venue
in: path
required: true
description: Market venue.
schema:
type: string
enum:
- stocks
- crypto
- forex
- dex
Pair:
name: pair
in: path
required: true
description: DEX pair (TOKEN0-TOKEN1) or FX pair (e.g. EURUSD).
schema:
type: string
AcceptEncodingGzip:
name: Accept-Encoding
in: header
required: true
description: Must include `gzip`; this endpoint returns 406 otherwise.
schema:
type: string
enum:
- gzip
Symbol:
name: symbol
in: path
required: true
description: Symbol, normalized to the venue's canonical form.
schema:
type: string
VenuePrevClose:
name: venue
in: path
required: true
description: 'Market venue for previous close. DEX has no previous-close product; commodities does (unlike the live trade/quote venues).
'
schema:
type: string
enum:
- stocks
- crypto
- forex
- commodities
Chain:
name: chain
in: path
required: true
description: EVM chain.
schema:
type: string
enum:
- eth
- base
- arbitrum
- bsc
- polygon
securitySchemes:
ApiKeyHeader:
type: apiKey
in: header
name: X-API-Key
ApiKeyQuery:
type: apiKey
in: query
name: api_key