### Answer Yes, you can use the same phone number for inbound and outbound SMS with different agent IDs. [(1) ]() [(2) ]() When creating or updating a phone number, you can configure separate agents for inbound and outbound SMS using the

inbound_sms_agents

and

outbound_sms_agents

parameters. For example, when updating a phone number via API, you can specify different agent arrays for each direction. [(2) ]() Each agent configuration includes an

agent_id

,

weight

, and optional

agent_version

. [(1) ]() [(2) ]() The same capability exists in the Retell dashboard under phone number settings, where you can assign different agents for inbound versus outbound SMS interactions. [(3) ]() [(4) ]()

​ To learn more, see the sources I considered: [[1] Create Phone Number](https://docs.retellai.com/api-references/create-phone-number) [[2] Update Phone Number](https://docs.retellai.com/api-references/update-phone-number) [[3] Send & receive SMS](https://docs.retellai.com/deploy/enable-sms) [[4] Discord message from @malus_aiiola on 2024-09-20](https://discord.com/channels/1186424376300679209/1186462578310910112/1286512753720168551) ​

Feel free to tag @AI Evy with additional questions. I also appreciate feedback, it helps me improve.