Phone number messaging
Provide AI agents with dedicated phone numbers so they can send and receive messages over SMS, WhatsApp, and other supported messaging channels.
A1Base
Freemium
A1Base APIs give AI agents phone, email, and trusted identities
What is A1Base?
A1Base is an API platform for giving AI agents a phone number, an email address, and a trusted identity. The site positions it as infrastructure for moving agents beyond chat interfaces and into real-world communication channels.
The product family on the site includes A1Base for phone and identity workflows, and A1Mail for email workflows. Pricing pages show structured plans for messaging volume, analytics, support, and enterprise options, while the main site also links to developer documentation, SDKs, account access, and a dashboard.
What can A1Base do?
Email capabilities
Support email-based agent workflows through A1Mail, including inboxes, standard email addresses, custom subdomains, and custom domains on paid tiers.
Trusted agent identity
Offer a trusted identity layer for agents, positioning the platform around safer and more reliable real-world interactions.
Testing and production separation
Separate production use from testing with a dedicated dev number included in the Pro phone plan.
Plan-based operations
Expose analytics and support tiers that vary by plan, with basic or advanced analytics and standard, priority, or dedicated account support.
Enterprise controls
Include enterprise options for custom numbers, unlimited messages, custom integrations, SLA guarantees, and a dedicated account manager.
Use Cases
“Messaging-enabled agents”
Build agents that can send and receive SMS or WhatsApp messages using a dedicated number rather than a shared chatbot interface.
“Email-first automation”
Set up AI workflows that read and send email through agent-owned inboxes or addresses for task routing and follow-up.
“Development and rollout”
Use the included dev number, analytics, and support tiers to test agent communication before moving into production.
“Enterprise deployments”
Evaluate enterprise options when a team needs custom integrations, SLA guarantees, and an account manager for a larger deployment.
Frequently Asked Questions
What does A1Base do?
A1Base provides APIs for giving AI agents phone numbers, email capabilities, and a trusted identity so they can operate outside a chat interface.
Does A1Base have pricing plans?
The source shows A1Base pricing for phone-number messaging and A1Mail email messaging, with core, pro, enterprise, and free or paid options depending on the product area.
Who is A1Base for?
The product is built for developers building AI agents and for teams that want those agents to communicate through phone and email channels.
How do I get started?
The public site includes contact and account access paths, including a dashboard and login link, but it does not publish detailed setup steps on the pages provided.
Quick Facts
- Category
- Developer Tool
- Primary use
- AI agent communication
- Channels
- Phone numbers and email
- Related products
- A1Base, A1Mail, A1Verify, A1Zap
- Support/contact
- founders@a1base.com
- Company
- A1Base Inc.
A1Base Traffic Analysis
Traffic data is for reference only.
- Domain Rating
- 19
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