> ## Documentation Index > Fetch the complete documentation index at: https://docs.derive.xyz/llms.txt > Use this file to discover all available pages before exploring further. # Trades by instrument > Channel name: `trades.{instrument_name}`. Public channel that streams the public trade tape for a single instrument, where {instrument_name} is the market whose fills you want to follow. ## AsyncAPI ````yaml subscriptions.asyncapi.json tradesByInstrument id: tradesByInstrument title: Trades by instrument description: >- Channel name: `trades.{instrument_name}`. Public channel that streams the public trade tape for a single instrument, where {instrument_name} is the market whose fills you want to follow. servers: - id: production protocol: wss host: api.derive.xyz bindings: [] variables: [] - id: testnet protocol: wss host: testnet.api.derive.xyz bindings: [] variables: [] address: /v3/ws parameters: [] bindings: [] operations: - &ref_3 id: receive_tradesByInstrument title: Receive_trades by instrument type: send messages: - &ref_6 id: tradesByInstrumentNotification payload: - name: tradesByInstrumentNotification description: Pushed as a JSON array; each element has the fields below. type: object properties: - name: direction type: string enumValues: - buy - sell required: true - name: expected_rebate type: string required: true - name: extra_fee type: string required: true - name: index_price type: string required: true - name: instrument_name type: string required: true - name: liquidity_role type: string enumValues: - maker - taker required: true - name: mark_price type: string required: true - name: quote_id type: string required: false - name: realized_pnl type: string required: true - name: realized_pnl_excl_fees type: string required: true - name: rfq_id type: string required: false - name: subaccount_id type: integer required: true - name: timestamp type: integer required: true - name: trade_amount type: string required: true - name: trade_fee type: string required: true - name: trade_id type: string required: true - name: trade_price type: string required: true - name: wallet type: string required: true headers: [] jsonPayloadSchema: type: object required: - direction - expected_rebate - extra_fee - index_price - instrument_name - liquidity_role - mark_price - realized_pnl - realized_pnl_excl_fees - subaccount_id - timestamp - trade_amount - trade_fee - trade_id - trade_price - wallet properties: direction: type: string enum: - buy - sell x-parser-schema-id: Direction expected_rebate: type: string x-parser-schema-id: extra_fee: type: string x-parser-schema-id: index_price: type: string x-parser-schema-id: instrument_name: type: string x-parser-schema-id: liquidity_role: type: string enum: - maker - taker x-parser-schema-id: LiquidityRole2 mark_price: type: string x-parser-schema-id: quote_id: type: string nullable: true x-parser-schema-id: realized_pnl: type: string x-parser-schema-id: realized_pnl_excl_fees: type: string x-parser-schema-id: rfq_id: type: string nullable: true x-parser-schema-id: subaccount_id: type: integer format: int64 x-parser-schema-id: timestamp: type: integer format: int64 x-parser-schema-id: trade_amount: type: string x-parser-schema-id: trade_fee: type: string x-parser-schema-id: trade_id: type: string x-parser-schema-id: trade_price: type: string x-parser-schema-id: wallet: type: string x-parser-schema-id: x-parser-schema-id: PublicTrade title: Trades by instrument notification description: Pushed as a JSON array; each element has the fields below. example: |- { "direction": "", "expected_rebate": "", "extra_fee": "", "index_price": "", "instrument_name": "", "liquidity_role": "", "mark_price": "", "quote_id": "", "realized_pnl": "", "realized_pnl_excl_fees": "", "rfq_id": "", "subaccount_id": 123, "timestamp": 123, "trade_amount": "", "trade_fee": "", "trade_id": "", "trade_price": "", "wallet": "" } bindings: [] extensions: - id: x-parser-unique-object-id value: tradesByInstrumentNotification bindings: [] extensions: &ref_1 - id: x-parser-unique-object-id value: tradesByInstrument - &ref_2 id: send_subscribe_tradesByInstrument title: Send_subscribe_trades by instrument type: receive messages: - &ref_4 id: subscribeRequest payload: - name: subscribeRequest description: >- Send to subscribe: list this channel's address (with the {param} segments filled, e.g. orderbook.ETH-PERP.10.20) in params.channels. type: object properties: - name: headers type: object description: Non-standard; used by `auth/login`. required: false - name: id type: anyOf required: true - name: method type: string description: subscribe required: true - name: params type: object description: >- Params for `subscribe`. `channels` is the required list of channel names to subscribe to. required: true properties: - name: channels type: array required: true properties: - name: item type: string required: false headers: [] jsonPayloadSchema: type: object required: - id - method - params properties: headers: description: Non-standard; used by `auth/login`. type: object additionalProperties: true nullable: true x-parser-schema-id: id: &ref_0 anyOf: - type: string x-parser-schema-id: - type: number x-parser-schema-id: - type: 'null' x-parser-schema-id: x-parser-schema-id: JsonRpcId method: type: string const: subscribe x-parser-schema-id: params: description: >- Params for `subscribe`. `channels` is the required list of channel names to subscribe to. type: object required: - channels properties: channels: type: array items: type: string x-parser-schema-id: x-parser-schema-id: x-parser-schema-id: SubscribeParams x-parser-schema-id: title: Subscribe request description: >- Send to subscribe: list this channel's address (with the {param} segments filled, e.g. orderbook.ETH-PERP.10.20) in params.channels. example: |- { "id": 1, "method": "subscribe", "params": { "channels": [ "orderbook.ETH-PERP.10.20" ] } } bindings: [] extensions: - id: x-parser-unique-object-id value: subscribeRequest - &ref_5 id: unsubscribeRequest payload: - name: unsubscribeRequest description: >- Send to unsubscribe: list the channel addresses to drop in params.channels, or omit it to unsubscribe from everything. type: object properties: - name: headers type: object description: Non-standard; used by `auth/login`. required: false - name: id type: anyOf required: true - name: method type: string description: unsubscribe required: true - name: params type: object description: >- Params for `unsubscribe`. `channels` is optional. When omitted (or null) the connection unsubscribes from all channels. required: true properties: - name: channels type: array required: false properties: - name: item type: string required: false headers: [] jsonPayloadSchema: type: object required: - id - method - params properties: headers: description: Non-standard; used by `auth/login`. type: object additionalProperties: true nullable: true x-parser-schema-id: id: *ref_0 method: type: string const: unsubscribe x-parser-schema-id: params: description: >- Params for `unsubscribe`. `channels` is optional. When omitted (or null) the connection unsubscribes from all channels. type: object properties: channels: default: null type: array items: type: string x-parser-schema-id: nullable: true x-parser-schema-id: x-parser-schema-id: UnsubscribeParams x-parser-schema-id: title: Unsubscribe request description: >- Send to unsubscribe: list the channel addresses to drop in params.channels, or omit it to unsubscribe from everything. example: No examples found bindings: [] extensions: - id: x-parser-unique-object-id value: unsubscribeRequest bindings: [] extensions: *ref_1 sendOperations: - *ref_2 receiveOperations: - *ref_3 sendMessages: - *ref_4 - *ref_5 receiveMessages: - *ref_6 extensions: - id: x-parser-unique-object-id value: tradesByInstrument securitySchemes: [] ```` ## Related topics - [Trades by instrument type currency](/api-reference/channels/tradesbyinstrumenttypecurrency.md) - [Subscriptions](/subscriptions.md) - [Error Codes](/error-codes.md)