# API Reference

- [Finger](https://handtracking.lightbuzz.com/api-reference/finger.md): Represents a finger with all its relevant joints.
- [Index](https://handtracking.lightbuzz.com/api-reference/finger/index.md): Represents an index finger with all its relevant joints.
- [Middle](https://handtracking.lightbuzz.com/api-reference/finger/middle.md): Represents a middle finger with all its relevant joints.
- [Palm](https://handtracking.lightbuzz.com/api-reference/finger/palm.md): Represents a palm finger with all its relevant joints.
- [Pinky](https://handtracking.lightbuzz.com/api-reference/finger/pinky.md): Represents a pinky finger with all its relevant joints.
- [Ring](https://handtracking.lightbuzz.com/api-reference/finger/ring.md): Represents a ring finger with all its relevant joints.
- [Thumb](https://handtracking.lightbuzz.com/api-reference/finger/thumb.md): Represents a thumb with all its relevant joints.
- [FingerJoint](https://handtracking.lightbuzz.com/api-reference/fingerjoint.md): Represents a finger joint.
- [FingerJointType](https://handtracking.lightbuzz.com/api-reference/fingerjointtype.md): The enumeration representing the supported finger joint types.
- [Hand](https://handtracking.lightbuzz.com/api-reference/hand.md): Represents a human hand.
- [HandExtensions](https://handtracking.lightbuzz.com/api-reference/handextensions.md): Extension methods for the Hand class.
- [HandSide](https://handtracking.lightbuzz.com/api-reference/handside.md): The enumeration representing the hand side.
- [HandTracker](https://handtracking.lightbuzz.com/api-reference/handtracker.md): Detects hands in an image.


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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.