A rattling noise coming from the clutch can indicate an underlying issue that may require attention. It's generally recommended not to ignore unusual noises in a vehicle, as they can be a sign of a developing problem that could worsen over time.
In your case, the fact that the noise goes away when the clutch is minimally depressed suggests that there might be a problem with the clutch release mechanism. When the clutch pedal is depressed even slightly, it could be engaging or adjusting the clutch in a way that temporarily eliminates the noise.
To determine the exact cause of the noise and whether or not the clutch needs replacement, it is advisable to have a qualified mechanic inspect your vehicle. They can diagnose the issue more accurately by examining the clutch components, such as the clutch release bearing or other related parts. They may also check for any loose or worn-out components that could be causing the rattling noise.
Based on their assessment, the mechanic will be able to recommend the necessary repairs or replacement. It's important to address the issue promptly to avoid potential clutch failure, which could result in more severe damage or unsafe driving conditions.