---
title: "Market trades"
method: GET
path: "/timeseries-stream/market-trades"
tags: ["Timeseries stream"]
---

# Market trades

`GET /timeseries-stream/market-trades`

Returns a WebSocket stream of trades for specified markets.<br/> If you are falling behind (slow client) you will get `warning` message first, then `error` message and disconnection will happen.

## Query parameters

- `markets` string[], required
- `backfill` 'latest' | 'none'
- `pretty` boolean

## Response `default`

Trade WebSocket message.

- StreamingMarketTrade — Market trade WebSocket message.
  - `market` string, required — Unique name of the market.
  - `time` string, required — The time in ISO 8601 date-time format. Always with nanoseconds precision.
  - `coin_metrics_id` string, required — ID of a trade (unique per exchange market). We are using exchange reported value if exchange reports a unique numeric trade id. If exchange reports trade id as a string we convert to numeric using Bijective mapping from exchange reported trade id's string. If exchange doesn't report unique ID we transform it using exchange reported data to form a unique value per market.
  - `amount` string, required — The amount of the base asset traded.
  - `price` string, required — The price of the base asset quoted in the quote asset that the trade was executed at.
  - `side` string — The market order side. "buy" means that an ask was removed from the book by an incoming buy order, "sell" means that a bid was removed from the book by an incoming sell order.
  - `cm_sequence_id` string, required — The monotonically increasing message number, resets on disconnection.
  - `collect_time` string, required — Time of when the trade was received from the exchange.
  - `block_hash` string — Swap block hash. Available for DeFi markets only.
  - `block_height` string — Swap block height. Available for DeFi markets only.
  - `txid` string — Swap transaction ID. Available for DeFi markets only.
  - `initiator` string — Swap transaction initiator. Available for DeFi markets only.
  - `sender` string — Swap caller. Available for DeFi markets only.
  - `beneficiary` string — Swap output receiver. Available for DeFi markets only.
  - `mark_price` string — The price representing the futures' or option's price calculated by the exchange for risk management purposes.
  - `index_price` string — The price index is an aggregate price derived from the major exchanges to be representative of the underlying asset's market consensus price.
  - `iv_trade` string — Implied volatility calculated from the trade price.
  - `liquidation` string — Indicates whether the maker side, taker side, or both sides of the trade is under liquidation.

## Other responses

- `414` — Provided URI is too long. It must not be greater than 10000 symbols.

---

[API](https://skmtc.net/coinmetrics/apis/coin-metrics-api-v4.md) · [All operations](https://skmtc.net/coinmetrics/apis/coin-metrics-api-v4/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/coinmetrics/coin-metrics-api-v4/revisions/774268c0a4fe/schema)