考えとく

I'll think about it

→ 考える
考え think, consider + とく Do in advance
verb Rare #34,450
I'll think about it Casual contracted form of 考えておく, often meaning “I'll give it some thought” or “I'll keep it in mind.”
JA: その件については、あとで考えとく。
EN: I'll think about that matter later.
Conjugation of 考える

考えとく

I'll think about it.

— ドライヴ (2011)

考えとく

I'll think about it.

— 花様年華 (2000)

わかった考えとく

Okay, I'll think about it.

考えとく

I'll think about it.

— グッドフェローズ (1990)

考えとく

I'll think about it.