diff --git a/README.md b/README.md
index d656d13..b72bad3 100644
--- a/README.md
+++ b/README.md
@@ -57,12 +57,13 @@ public function someMethod()
 ```php
 use Beeyev\Thumbor\Thumbor;
 use Beeyev\Thumbor\Manipulations\Resize;
+use Beeyev\Thumbor\Manipulations\Filter;
 
 public function someMethod()
 {
     $thumbor = new Thumbor('https://thumbor.findtheinvisiblecow.com/', 'secretKey555');
-    $thumbor->addFilter('strip_icc');
-    $thumbor->addFilter('blur', 1);
+    $thumbor->addFilter(Filter::STRIP_EXIF);
+    $thumbor->addFilter(Filter::BLUR, 1);
     $thumbor->resizeOrFit(500, Resize::ORIG);
     $thumbor->smartCrop();
     $thumbor->imageUrl('http://seriouscat.com/serious_cat.jpg');
diff --git a/src/Manipulations/Filter.php b/src/Manipulations/Filter.php
new file mode 100644
index 0000000..3a72d15
--- /dev/null
+++ b/src/Manipulations/Filter.php
@@ -0,0 +1,216 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Beeyev\Thumbor\Manipulations;
+
+/**
+ * Fit.
+ *
+ * @see \Beeyev\Thumbor\Thumbor::addFilter()
+ */
+class Filter
+{
+    /**
+     * Overrides `AUTO_PNG_TO_JPG` config variable.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/autojpg.html
+     */
+    const AUTO_JPG = 'autojpg';
+
+    /**
+     * Sets the background layer to the specified color.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/background_color.html
+     */
+    const BACKGROUND_COLOR = 'background_color';
+
+    /**
+     * Applies a gaussian blur to the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/blur.html
+     */
+    const BLUR = 'blur';
+
+    /**
+     * Increases or decreases the image brightness.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/brightness.html
+     */
+    const BRIGHTNESS = 'brightness';
+
+    /**
+     * Increases or decreases the image contrast.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/contrast.html
+     */
+    const CONTRAST = 'contrast';
+
+    /**
+     * Filter runs a convolution matrix (or kernel) on the image
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/convolution.html
+     */
+    const CONVOLUTION = 'convolution';
+
+    /**
+     * Filter is used in GIFs to extract their first frame as the image to be used as cover.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/cover.html
+     */
+    const COVER = 'cover';
+
+    /**
+     * Equalizes the color distribution in the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/equalize.html
+     */
+    const EQUALIZE = 'equalize';
+
+    /**
+     * Extract focal points
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/extract_focal_points.html
+     */
+    const EXTRACT_FOCAL = 'extract_focal';
+
+    /**
+     * Returns an image sized exactly as requested independently of its ratio.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/filling.html
+     */
+    const FILL = 'fill';
+
+    /**
+     * Adds a focal point, which is used in later transforms.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/focal.html
+     */
+    const FOCAL = 'focal';
+
+    /**
+     * Specifies the output format of the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/format.html
+     */
+    const FORMAT = 'format';
+
+    /**
+     * Changes the image to grayscale.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/grayscale.html
+     */
+    const GRAYSCALE = 'grayscale';
+
+    /**
+     * Automatically degrades the quality of the image until the image is under the specified amount of bytes.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/max_bytes.html
+     */
+    const MAX_BYTES = 'max_bytes';
+
+    /**
+     * Filter tells thumbor not to upscale your images.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/no_upscale.html
+     */
+    const NO_UPSCALE = 'no_upscale';
+
+    /**
+     * Adds noise to the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/noise.html
+     */
+    const NOISE = 'noise';
+
+    /**
+     * Applies the specified proportion to the image’s height and width when cropping.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/proportion.html
+     */
+    const PROPORTION = 'proportion';
+
+    /**
+     * Filter changes the overall quality of the JPEG image (does nothing for PNGs or GIFs).
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/quality.html
+     */
+    const QUALITY = 'quality';
+
+    /**
+     * Red eye
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/red_eye.html
+     */
+    const RED_EYE = 'red_eye';
+
+    /**
+     * Filter changes the amount of color in each of the three channels.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/rgb.html
+     */
+    const RGB = 'rgb';
+
+    /**
+     * Rotates the given image according to the angle value passed.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/rotate.html
+     */
+    const ROTATE = 'rotate';
+
+    /**
+     * Adds rounded corners to the image using the specified color as background.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/round_corners.html
+     */
+    const ROUND_CORNER = 'round_corner';
+
+    /**
+     * Increases or decreases the image saturation.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/saturation.html
+     */
+    const SATURATION = 'saturation';
+
+    /**
+     * Enhances apparent sharpness of the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/sharpen.html
+     */
+    const SHARPEN = 'sharpen';
+
+    /**
+     * Stretches the image until it fits the required width and height, instead of cropping the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/stretch.html
+     */
+    const STRETCH = 'stretch';
+
+    /**
+     * Removes any Exif information in the resulting image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/strip_exif.html
+     */
+    const STRIP_EXIF = 'strip_exif';
+
+    /**
+     * Removes any ICC information in the resulting image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/strip_icc.html
+     */
+    const STRIP_ICC = 'strip_icc';
+
+    /**
+     * Filter tells thumbor to upscale your images.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/upscale.html
+     */
+    const UPSCALE = 'upscale';
+
+    /**
+     * Filter adds a watermark to the image.
+     *
+     * @see https://thumbor.readthedocs.io/en/latest/watermark.html
+     */
+    const WATERMARK = 'watermark';
+}
diff --git a/src/Thumbor.php b/src/Thumbor.php
index 8c2c5f6..3335acd 100644
--- a/src/Thumbor.php
+++ b/src/Thumbor.php
@@ -6,6 +6,7 @@
 
 use Beeyev\Thumbor\Exceptions\ThumborException;
 use Beeyev\Thumbor\Exceptions\ThumborInvalidArgumentException;
+use Beeyev\Thumbor\Manipulations\Filter;
 use Beeyev\Thumbor\Manipulations\Fit;
 use Beeyev\Thumbor\Manipulations\Halign;
 use Beeyev\Thumbor\Manipulations\Resize;
@@ -348,12 +349,12 @@ public function noSmartCrop(): self
     /**
      * Filters
      *
-     * Add a filter, e.g. `->addFilter('round_corner', '20%7C20',0,0,0)->addFilter('cover')->addFilter('blur', 7)`.
+     * Add a filter, e.g. `->addFilter(Filter::ROUND_CORNER, '20%7C20',0,0,0)->addFilter('cover')->addFilter('blur', 7)`.
      *
      * @see https://thumbor.readthedocs.io/en/latest/usage.html#filters
      * @see https://thumbor.readthedocs.io/en/latest/filters.html
      *
-     * @param int|string|null ...$args
+     * @param Filter::*|int|string|null ...$args
      */
     public function addFilter(string $filterName, ...$args): self
     {
diff --git a/tests/Manipulations/FilterTest.php b/tests/Manipulations/FilterTest.php
index c73bbd2..93099c4 100644
--- a/tests/Manipulations/FilterTest.php
+++ b/tests/Manipulations/FilterTest.php
@@ -18,8 +18,8 @@ public function testItChecksIfAddingFiltersIsWorkingCorrectly()
         $thumbor = (new Thumbor())->imageUrl('abc.jpg')->addFilter('round_corner', '20%7C20', 0, 0, 0);
         static::assertSame('unsafe/filters:round_corner(20%7C20,0,0,0)/abc.jpg', $thumbor->get());
 
-        $thumbor->addFilter('brightness', 5)->addFilter('blur', 7);
-        static::assertSame('unsafe/filters:round_corner(20%7C20,0,0,0):brightness(5):blur(7)/abc.jpg', $thumbor->get());
+        $thumbor->addFilter('brightness', 5)->addFilter('blur', 7)->addFilter('autojpg');
+        static::assertSame('unsafe/filters:round_corner(20%7C20,0,0,0):brightness(5):blur(7):autojpg()/abc.jpg', $thumbor->get());
 
         $thumbor->noFilter();
         static::assertSame('unsafe/abc.jpg', $thumbor->get());