The most common and most likely answer to this crossword clue is the 7 letter word BROKERS
I've seen this crossword clue in The Daily Telegraph
B
R
O
K
E
R
S
More clues leading to the result BROKERS
Buddy explains!

The straight part
We know that "Agents" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case agents = brokers.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BROKERS mean?
BROKERS noun- A mediator between a buyer and seller.
- A stockbroker.
- A mediator in general, one who liaises between two or more parties to attempt to achieve an outcome of some kind.
- An agent involved in the exchange of messages or transactions.
- To act as a broker; to mediate in a sale or transaction.
- To act as a broker in; to arrange or negotiate.