Beancount Cryptoassets

Price sources for Beancount that provide prices for various cryptoassets.

Installation

Install latest version with pip (python 3 is required):

pip install https://github.com/xuhcc/beancount-cryptoassets/archive/master.zip

CoinGecko API

https://www.coingecko.com/en/api

No API key required, only latest quotes.

Source string format is <quote-currency>:beancount_cryptoassets.coingecko/<base-currency>:<quote-currency>.

base_currency can be either CoinGecko currency ID (e.g. uniswap) or a symbol (e.g. UNI).

Coinmarketcap Pro API

API key is required. You can get free one at https://pro.coinmarketcap.com/ but it grants access only to latest quotes.

Source string format is <quote-currency>:beancount_cryptoassets.coinmarketcap_api/<api-key>:<base-currency>:<quote-currency>.

Cryptonator API (Broken)

https://www.cryptonator.com/api

No API key required, only latest quotes.

Source string format is <quote-currency>:beancount_cryptoassets.cryptonator/<base-currency>:<quote-currency>.

Compound

https://compound.finance/developers/api

No API key required, only latest quotes. The price of the cToken's underlying asset in quote currency is calculated using the data from Cryptonator API.

Source string format is <quote-currency>:beancount_cryptoassets.compound/<ctoken-address>:<quote-currency>.

CTokens' addresses can be found here: https://compound.finance/ctokens

bZx

Price source for Fulcrum iTokens.

Free Infura API key is required (the "Project ID"). The price of iToken is taken directly from iToken smart contract. The price of the iToken's underlying asset in quote currency is calculated using the data from Cryptonator API.

Source string format is <quote-currency>:beancount_cryptoassets.bzx/<infura-project-id>:<itoken-address>:<quote-currency>.

Token Sets

This source uses undocumented Token Sets API which provides only USD prices. Historical prices are available only for the last week.

Source string format is USD:beancount_cryptoassets.tokensets/<base-currency>:USD.

Examples

Evaluate source string with bean-price:

PYTHONPATH=.:$PYTHONPATH bean-price --no-cache -e 'USD:beancount_cryptoassets.coingecko/BTC:USD'

Set price source for commodity in beancount file:

2009-01-09 commodity BTC
    price: "USD:beancount_cryptoassets.coingecko/BTC:USD"