It's important to note that interpreting someone's intentions or emotions through a brief exchange like this can be challenging, as communication can be nuanced and context-dependent. However, based on the limited information provided, there could be a few possible interpretations:
Innocent Request: It's possible that your ex-boyfriend simply wanted to see a recent picture of you out of curiosity or to remember what you look like. His response of "okay thank you" might just be a polite acknowledgment of receiving the picture.
Nostalgia or Regret: Your ex-boyfriend might be feeling nostalgic or regretful about the past and wanted a picture as a reminder of the time you were together. His response of "okay thank you" could indicate that he appreciates you sending the picture.
Checking Up: Sometimes, an ex may ask for a picture to check up on your well-being or see how you're doing. His response could be a way of acknowledging your gesture without showing too much emotion.
Attempt to Reconnect: Asking for a picture could be a subtle attempt to reopen communication or rekindle a connection. However, the response of "okay thank you" is somewhat neutral and doesn't necessarily indicate a clear intention.
Remember that every situation is unique, and it's essential to consider the overall context of your relationship and the current dynamic between you and your ex-boyfriend. If you're curious about his intentions or feelings, it might be best to have an open and honest conversation to gain clarity. Additionally, ensure that any interaction with an ex is healthy and doesn't lead to confusion or emotional distress for either party involved.