You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <allimages>
      <img name="Datestamp.key" timestamp="2014-10-22T00:33:32Z" url="https://wikiti.brandonw.net/images/0/0c/Datestamp.key" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:Datestamp.key" ns="6" title="File:Datestamp.key" />
      <img name="TA1_ASIC_overclock.jpg" timestamp="2020-05-06T22:36:43Z" url="https://wikiti.brandonw.net/images/6/65/TA1_ASIC_overclock.jpg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TA1_ASIC_overclock.jpg" ns="6" title="File:TA1 ASIC overclock.jpg" />
      <img name="TA3_ASIC_overclock.jpg" timestamp="2014-10-21T23:38:32Z" url="https://wikiti.brandonw.net/images/4/46/TA3_ASIC_overclock.jpg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TA3_ASIC_overclock.jpg" ns="6" title="File:TA3 ASIC overclock.jpg" />
      <img name="TI-84_Plus_C_SE_8-bit_palette_BGR.png" timestamp="2014-10-21T22:54:36Z" url="https://wikiti.brandonw.net/images/8/85/TI-84_Plus_C_SE_8-bit_palette_BGR.png" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-84_Plus_C_SE_8-bit_palette_BGR.png" ns="6" title="File:TI-84 Plus C SE 8-bit palette BGR.png" />
      <img name="TI-84_Plus_C_SE_8-bit_palette_RGB.png" timestamp="2014-10-21T22:56:06Z" url="https://wikiti.brandonw.net/images/7/7a/TI-84_Plus_C_SE_8-bit_palette_RGB.png" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-84_Plus_C_SE_8-bit_palette_RGB.png" ns="6" title="File:TI-84 Plus C SE 8-bit palette RGB.png" />
      <img name="TI-84_Plus_C_SE_PCB_(main_circuits).jpeg" timestamp="2014-10-22T00:13:11Z" url="https://wikiti.brandonw.net/images/e/eb/TI-84_Plus_C_SE_PCB_%28main_circuits%29.jpeg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-84_Plus_C_SE_PCB_(main_circuits).jpeg" ns="6" title="File:TI-84 Plus C SE PCB (main circuits).jpeg" />
      <img name="TI-84_Plus_C_SE_PCB_lower_half.jpg" timestamp="2014-10-22T00:19:59Z" url="https://wikiti.brandonw.net/images/2/21/TI-84_Plus_C_SE_PCB_lower_half.jpg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-84_Plus_C_SE_PCB_lower_half.jpg" ns="6" title="File:TI-84 Plus C SE PCB lower half.jpg" />
      <img name="TI-84_Plus_SE_PCB_(main_circuits).jpeg" timestamp="2014-10-22T01:26:25Z" url="https://wikiti.brandonw.net/images/c/c6/TI-84_Plus_SE_PCB_%28main_circuits%29.jpeg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-84_Plus_SE_PCB_(main_circuits).jpeg" ns="6" title="File:TI-84 Plus SE PCB (main circuits).jpeg" />
      <img name="TI-Navigator_flash_chip_removed.jpeg" timestamp="2014-10-21T22:49:34Z" url="https://wikiti.brandonw.net/images/0/07/TI-Navigator_flash_chip_removed.jpeg" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI-Navigator_flash_chip_removed.jpeg" ns="6" title="File:TI-Navigator flash chip removed.jpeg" />
      <img name="TI84PlusCEMeasurements.png" timestamp="2022-05-04T16:40:31Z" url="https://wikiti.brandonw.net/images/9/96/TI84PlusCEMeasurements.png" descriptionurl="https://wikiti.brandonw.net/index.php?title=File:TI84PlusCEMeasurements.png" ns="6" title="File:TI84PlusCEMeasurements.png" />
    </allimages>
  </query>
</api>