ChatGPT fails me with its coin knowledge

Discussion in 'US Coins Forum' started by Dougmeister, Apr 6, 2023.

  1. Dougmeister

    Dougmeister Well-Known Member

    It would not provide pricing info as it only has data through 2021 or so.

    Since I'm trying to find out which year of the Liberty Cap Half Cent has the largest "survival rate" (for a U.S. Type Set), I asked it:

    "Which year of the Liberty Cap half cent had the largest mintage?"

    Pretty simple question.

    The answer?

    "The highest mintage for the Liberty Cap Half Cent occurred in 1794, when the Philadelphia Mint produced 81,600 coins with the 'Right Facing' Liberty Cap design. This mintage is relatively high compared to the other years of the series."

    Heck, even Wikipedia got this one right:

    "Liberty Cap, facing right

    1794 – 81,600
    1795 – 139,690
    1796 – 1,390
    1797 – 127,840"
     
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  3. Burton Strauss III

    Burton Strauss III Brother can you spare a trime? Supporter

    Well, it was the line higher up in the article it was given.
     
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  4. Publius2

    Publius2 Well-Known Member

    I always thought "artificial intelligence" was when you thought you knew something but you really didn't. Is ChatGPT4 living up/down to my definition?
     
  5. wxcoin

    wxcoin Getting no respect since I was a baby

    Hey, the first digit is an 8 and the others 1. Who cares about all the following digits! :)
     
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  6. Cherd

    Cherd Junior Member

    What's with 1796? They figured $6.95 worth of coins would be enough? :hilarious:
     
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  7. Burton Strauss III

    Burton Strauss III Brother can you spare a trime? Supporter

    Long standing problem getting enough copper blanks. They ordered quantities from England because the mint's machinery wasn't up to the task.

    It wasn't like there was a course of study or a college CPE program, most people learned by learning from others as an employee of another mint. Those people didn't tend to uproot their families and sail off for America.
     
  8. Jim Dale

    Jim Dale Well-Known Member

    There is alway information available to help us learn/study coins. Recently, there was a thread about coins. As much as I enjoy the comments in this thread, I believe that we will learn more by search through as source that teach us about the item we seek. That is a great source of information. I, and many others have enjoyed the input given through the books about coins. Many thanks to all that have entered their thoughts and knowledge so that we can find an open source that our knowledge will be expanded.
     
  9. Mr.Q

    Mr.Q Well-Known Member

    Gave your own breakdown, cool. Thanks for sharing.
     
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  10. GDJMSP

    GDJMSP Numismatist Moderator

    We need to understand that the two things, mintage and survival rates, have nothing to do with each other. It's pretty common for coins with lower mintages than others to have the highest survival rates. For example, sometimes the first year of issue will have one of the lower mintages of the series but the higher or even highest survival rates of the series.

    Typically to find out which particular coin has the highest survival rate you need specialized books on the specific series. Unfortunately these books don't even exist for some series, other times they do. And when they don't, or if you don't have that book, about all you can do is make an educated guess based on the commonality of sales and or pop numbers.

    And when it comes to cost/value, that can be all over the map, and sometimes completely unrelated to mintages and or survival rates. This is because popularity often plays a large part when it comes to determining cost/value. And it is not uncommon for some coins with higher survival rates than others to be the most expensive of the series - purely because of popularity.
     
  11. Burton Strauss III

    Burton Strauss III Brother can you spare a trime? Supporter

    Ah yes, the "Crime of '73" where as a side-show most of the mint / treasury stocks of (as of the coinage act) non-current coins were melted to be recoined at the new silver contents.
     
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