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What are taker and maker fees?

When a market charges taker and maker fees, they differentiate whether you're increasing the size of the order book or decreasing the size of the order book. When you create an order that is ...
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7 votes

Limit order versus Market order

In a limit order, you specify how much of the asset (in this case BTC) you want to buy or sell, and the price you want. If there are matching orders on the book (e.g. someone who wants to sell at the ...
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4 votes

What is the "Count" column in the order book on Bitfinex?

It's because the Total column is not the cumulate sum of the column Count but of the column Amount. In your example, at the line for price 1612, Total=6.0 and indeed if you do the sum of all amount of ...
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  • 141
3 votes

What are taker and maker fees?

A maker fee is when you create an order on the order book (this could be a buy or a sell) and someone else completes it, therefore you pay no fees and get the amount paid. The one that completed your ...
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  • 131
3 votes
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How does cryptsy.com allocate trades for many orders with same price

At Cryptsy the order is First In First Out influenced by the account's trading history. If the server were to receive buy orders at the same time assuming there is enough coins at the specified price ...
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3 votes

API Bitfinex question: "key amount should be a decimal string"?

You are submitting a float value. Float values are not totaly accurate: >>> 0.9 0.90000000000000002 Thats why the specification requires a Decimal datatype: >>> from decimal ...
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2 votes
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Sell order in Bter is incorrect

That depends also on your BTC balance AFTER the sale. It seems that there is indeed 1000 DOGE subtracted from your balance, so that is correct. If there has been 0.00061 added to your BTC balance, ...
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  • 1,418
2 votes
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How do bitcoin exchanges commit the limit/market orders?

In general, if an exchange wants to execute a buy or sell order without asking you, the relevant Bitcoins need to be held by an address that the exchange controls. When an order executes, and Bitcoins ...
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  • 28.6k
2 votes

Bitstamp: What type of order to place to buy BTC when the price drops to a certain value?

I figured this out. A "Limit" order is what I wanted to do. A limit buy order will trigger if the price hits the target or lower. A caveat for anyone unfamiliar like I was: the order won't ...
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2 votes

What is the price of an ask order bought if a bid order is placed at a higher price?

If you bid a higher price than a buy order, you will purchase that buy order at the ASK price, you won't pay more than they were asking for. Your order will fulfill all sell orders up to the amount ...
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2 votes
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Confused about buy/sell definition in trades history

what is the exact definition of a buy/sell indication in the trade history? A trade whether it will be marked as buy/sell will depend on how the order book is consumed. Assume the last traded price (...
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2 votes
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How to get Order status in Bittrex API

You can use this field from response json to know if order is filled QuantityRemaining And this filed tells if order is open or close IsOpen Its pretty self-explanatory. Comment if you wish to ...
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2 votes

Somebody sells at 4k instead of 40k. Who gets it?

TLDR: The highest bidder on the exchange will get it. One of the main jobs of an exchange is to match sellers with buyers. The exchange will help users sell for the highest price possible, and buy for ...
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1 vote

Somebody sells at 4k instead of 40k. Who gets it?

AFAIK, if it is the same as stocks, then it is "The person who entered it first", meaning: If somebody put in the limit order to Buy At $33,000, before you, then your $4000 will be matched ...
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1 vote

Order Book Distribution

what gives order books the V shape I’m not sure what other shape could it be? (other than flat- no orders)? The order book represents all of the bids/asks of buyers/sellers in the market. Generally, ...
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  • 17.2k
1 vote

At what time will the payment be taken when buying bitcoin on an exchange?

Conceptually, orders arrive at the exchange and are processed one at a time. The fate of your order depends on the previous orders which are on the books when yours is processed. So what matters is ...
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1 vote

Why are other sell limit orders being filled before mine on exchanges like gdax?

Look at the trade history on the right. Do you see any price other that the current ask and bid ? This means that orders with values other than 9000 and 8999.99 (to take the example below) are not ...
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1 vote

Bitfinex - Market order that uses all available

This is a shortcoming of the Bitfinex API. For example, say you have 0.5 BTC and you'd like to buy as much ETH as you can with it, you need to calculate how much ETH it might work out to and then ...
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1 vote
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What is the price of an ask order bought if a bid order is placed at a higher price?

When a new order is added to the order book, it will first be matched against already existing bids and offers. The older orders take precedence: you match them at what you saw on the order book. If ...
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1 vote

What are taker and maker fees?

First know who is maker and who is taker? If you place an order above the current ticker price for selling or below the current ticker price for buying, you add liquidity to the market and you thus ...
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1 vote

What are taker and maker fees?

A TAKER is when you place an order at the market price that gets filled immediately, you are considered a taker and you will pay a fee for books. A MAKER is when you place an order which is not ...
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  • 111
1 vote

What is the "Count" column in the order book on Bitfinex?

Count: This is the total number of orders at that level. A count of 1 means that 1 order is at that price point. A count of 6 would mean that there are 6 orders at that price point. From https://...
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1 vote
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Xemian Xchange Api for Java, returning a default of 100 market orders

The Cryptsy driver does not support this, or any kind of argument, actually. https://github.com/timmolter/XChange/blob/df9eb4e4d95c5bb3954b1527f585d9238514fa94/xchange-cryptsy/src/main/java/com/xeiam/...
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  • 28.6k
1 vote

How long could you list a sell order?

There is nothing wrong with it. Just put the order up you want, and wait for it to execute. There are far worse things to do on the internet these days then filling the orderbook. Nobody will care, ...
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  • 1,418
1 vote

Self trade prevention

Trading with oneself is commonly known as wash trading and is most commonly used to manipulate markets. I want to know is it a default protection practice, used all over the exchanges or only a ...
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  • 113
1 vote

Will buy and sell offers from one trader be matched with each other?

On "real" exchanges Trading Against Yourself or Wash Trades are usually forbidden. Either by a real time check when you enter the second order or after the fact with fines by the oversight agency. As ...
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  • 6,169
1 vote
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How are BTC-e orders filled?

Its exactly as you state in the third paragraph. If you (limit) sell 1 BTC for $1000, you would expect to get $1000. But if someone just placed an order to buy 0.5 BTC for $1050, you will sell to ...
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  • 1,418
1 vote

How does cryptsy.com allocate trades for many orders with same price

According to this answer it allocates according to rule #1 - First Some First Serve.
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