Software Alternatives & Startups

Officially verified details Agent ID

OpenID Connect authentication for AI agents, with verified email identities and optional human-owner claims. Free for apps to integrate.

Agent ID

Agent ID Alternatives

  1. 1

    Email for developers.

    Key Resend features:

    Ease of Use API Flexibility Deliverability Scalability

    /resend-alternatives
  2. BoldDesk is a powerful autonomous AI platform that helps businesses deliver faster, smarter customer support from a single workspace.

    Key BoldDesk features:

    Ticketing System Artificial Intelligence Automation Customer Portal

    Try for free freemium Sponsored

    Try for free
  3. 0

    Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.

    Key Postmark features:

    High Delivery Rates Fast Sending Speed User-Friendly Interface Detailed Analytics

    Open Source

    /postmark-alternatives
  4. 0

    A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

    Key Mailgun features:

    Scalability API Flexibility Deliverability Analytics and Tracking

    Open Source

    /mailgun-alternatives
  5. 0

    We bought a billboard in Times Square and we're letting you advertise your startup on it!It's free.

    /loops-so-alternatives
  6. 0

    MailChimp is the best way to design, send, and share email newsletters.

    Key MailChimp features:

    Ease of Use Automation Features Comprehensive Reporting Integrations

    /mailchimp-alternatives
  7. 0

    Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.

    Key Brevo features:

    User-Friendly Interface Comprehensive Analytics Customization Options Automation Features

    /brevo-alternatives
  8. 0

    You can use SendGrid via SMTP or our simple to use Web API. Understand how best to utilize SendGrid.

    Key SendGrid Email API features:

    Scalability Deliverability Comprehensive API Analytics

    /sendgrid-email-api-alternatives
If you think we've missed something, please suggest an alternative to Agent ID.

Agent ID discussion

Log in or Post with