Inkbox
Inkbox gives AI agents a persistent identity with an email inbox, a phone number, and a public tunnel URL.
EmailLive
Each agent identity gets a mailbox with a unique @inkboxmail.com address that can send and receive email, with thread management, search, and filtering. Custom sending domains are available on paid plans.
- Address model
- both
- Direction
- both
- Inbox API
- yes
- Deliverability
- not published
- Integration
- API, SDK
- Pricing
- Free tier includes 3 agent identities with mailboxes and no credit card required. Hobbyist is $10/month for 5 identities and 5 custom email domains. Developer is $25/month for 15 identities and 15 custom email domains. Enterprise is custom pricing.
PhoneLive
Phone-enabled agent identities get a real PSTN number for calls with audio streaming and SMS/MMS, available as an optional add-on to an identity.
- Number types
- local
- Countries
- US
- Capabilities
- sms, voice, mms
- Provisioning time
- not published
- A2P compliance
- not published
- OTP policy
- not published
- Integration
- API, SDK
- Pricing
- Free tier has no phone numbers. Hobbyist ($10/month) includes 1 phone-enabled identity with 300 SMS/MMS and 30 call minutes monthly. Developer ($25/month) includes 3 phone-enabled identities with the same per-identity allowance. Overage is $0.03 per SMS/MMS ($0.02 with a registered 10DLC campaign) and $0.03 per call minute.