cbpro-buy

cbpro-buy provides a simple CLI for automating purchases of BTC (or others if you so choose) from Coinbase Pro.

Prerequisites

• Verified Coinbase Pro account with instant deposits
• Obtain an API Key
  https://docs.pro.coinbase.com/#authentication

Installation

go get github.com/swhite24/cbpro-buy/cmd/cbpro-buy

Features

• Purchase any product on Coinbase Pro in any currency pair (that's available to your locale / account).
• Automatically deposit funds to conduct the purchase if your USD / other currency account is unable to fulfill.
• Automatically wait for deposit to clear before attempting to issue a market buy.
• Allow for weighing purchases if current price falls below average price over configured amount of time.

Usage

cbpro-buy purchases crypto from coinbase pro with auto deposit

Usage:
  cbpro-buy [flags]

Flags:
      --amount float               Amount of product to purchase (default 50)
      --autodeposit                Whether to auto deposit funds if current account is less than amount
      --basis-multiplier float     Scale to apply to purchase amount if current price is less than average cost (default 1.5)
      --basis-window-start float   Mumber of days in the past to for beginning of basis window (default 30)
      --coinbase                   Whether to use coinbase account for funds instead of ACH
      --currency string            Currency to deposit / purchase with (USD, EUR, etc.) (default "USD")
  -h, --help                       help for cbpro-buy
      --key string                 Coinbase Pro API key
      --passphrase string          Coinbase Pro API key passphrase
      --product string             Product to purchase from coinbase pro (BTC, ETH, etc.) (default "BTC")
      --sandbox                    Whether to use coinbase pro sandbox environment (will require different api key
      --secret string              Coinbase Pro API key secret
      --use-basis                  Whether to adjust purchase amount if current price is below average cost over time window

Example

$ export CBPRO_BUY_SECRET="..."
$ export CBPRO_BUY_KEY="..."
$ export CBPRO_BUY_PASSPHRASE="..."
$ cbpro-buy --amount 10 --autodeposit --use-basis
Use basis configured. Getting average purchase price over last 30 days.
Average purchase price: 56580.94
Current book price: 54953.52
Current price less than average price.
Adjusting buy amount from 10.00 to 15.00
Fetching current funding account status.
Success.  Available balance: 0.330014
Available balance is less than requested purchase: 15.00
Initiating deposit of 15.00 USD
Waiting for deposit to be available in account.
Checking available balance: 0.33
Checking available balance: 15.33
Initiating purchase of 15.00 USD worth of BTC
Purchase successful!

Lambda Usage

This repo also contains an example deployment using AWS Lambda executed on a schedule to provide a means to "dollar cost average" with scheduled buys regardless of price. This is handled with terraform. See the terraform directory for details.

terraform init
terraform apply

License

See LICENSE.txt