

It is one of the most well-marketed games out there, and there are a lot of casual sports fans who decide to play their league on ESPN. If you watch ESPN on a normal basis, you have probably seen ads advertising ESPN Fantasy Baseball. If it's 2023 and baseball, the unique prefix for MLB is 422.Yahoo! does not provide free live scoring, but if you have Firefox and install Greasemonkey, you can then go to and download patches to change the way the site behaves, some allowing you to see live freebie (albeit rudimentary) scoring.(2) the string ".l." (that's a lowercase L).(1) a unique prefix Yahoo randomly assigns each season.LEAGUE_KEY: the League Key has three parts:.YAHOO_AUTH_CODE: Obtained from Yahoo in step 9 above ( not the App ID in step 5!).CONSUMER_SECRET: Also obtained from Yahoo in step 5 above.CONSUMER_KEY: Obtained from Yahoo in step 5 above.Enter in the following values and save:.Rename to config.json and open it in a text editor.If you get an error message that nvm cannot be found, install it (e.g. Optional: To make sure you're using the right version NodeJS, type in nvm use.nvmrc file for version but most versions should work)

Take the Client ID/Consumer Key from above and paste it into the following URL: However the above codes are not enough to interface with the Yahoo Fantasy API.API Permissions (checkmark Fantasy Sports, then Read/Write).Installation Part 1: Get access codes from Yahoo If you prefer PHP I have a primitive version of this in /php-version. If you want a more advanced tool, see my Yahoo Fantasy Baseball Automater, which attempts to start an optimal lineup for you based on your team vs the day's probably pitchers.Īlso, this is written in NodeJS. Want to download your fantasy baseball data from Yahoo but having a hard time interfacing with their poorly documented API?
