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January 2026

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Security

  • Improved session security with automatic session refresh after login and password reset.

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New Features

  • Contact List Validation: Automatically validate your contact lists before sending campaigns. The system checks email syntax, MX records, and uses external verification services to identify invalid or risky addresses. Campaigns with high bounce risk are flagged for review before sending.
  • Campaign Cancellation & Rescheduling: Cancel scheduled campaigns or validation in progress, and reschedule campaigns with a new send time.
  • Campaigns now send emails faster with concurrent delivery.
  • Added delete campaign option with confirmation on the campaign edit page.
  • Email notifications for campaign reviews: get notified when your campaign is pending review, approved, or requires changes.

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Changes

  • Dashboard charts now include campaign email statistics alongside transactional emails.
  • “Deferrals” renamed to “Deferred Attempts” on the dashboard for clarity.
  • Recent messages section now labeled “Recent transactional messages” to distinguish from campaigns.
  • Send Message API now automatically detects template format based on whether substitutions are provided.

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Improvements

  • Suppression rate calculations now include campaign recipients for more accurate metrics.
  • Campaign report page redesigned with separate views for campaigns being validated, scheduled, or paused.
  • Many improvements and bugfixes for the Email Template Designer: fixed inline images breaking on edits, added undo/redo buttons, fixed color picker positioning, and resolved image resize issues.

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Bug Fixes

  • Fixed API sandbox mode for Send Conversational Message API not being respected when set on credentials.
  • Fixed Send Message API incorrectly changing custom email header names to lowercase.
  • Fixed inability to switch API keys from sandbox mode back to production mode.
  • Fixed credit usage notifications not being sent correctly.
  • Fixed webhook and S3 failure notifications not being sent correctly.
  • Fixed contact and contact attribute delete buttons not working.
  • Fixed logo not displaying correctly in Email Template Designer.
  • Fixed domain validation issues during account onboarding.
  • Fixed list segment filters not working correctly for numeric and yes/no fields.
  • Fixed campaign pause notifications showing incorrect complaint rate.
  • Fixed campaigns occasionally getting stuck during scheduling or validation.
  • Fixed dropdown menu visibility on contacts page.
  • Fixed redirect loop for users with 2FA enabled who haven’t completed onboarding (only affected users who requested their accounts to be deleted without deleting their user profile).
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December 2025
  • Improvements and bugfixes for the Workflow Engine and Campaign Management features. Request early access.
  • Improved dashboard reporting performance.
  • Added support for Bring Your Own DKIM keys to Create Domain API (currently only for Platform Partner accounts).
  • Added support for domain validation without explicit SPF if Return-Path is configured (currently only for Platform Partner accounts).
  • Improved error reporting for invalid pagination cursors in API v2.
  • Improved S3 retention performance and reliability.
  • Improved reliability of Usage Records and Billing Meters for billing via Stripe.
  • Improved speed, reliability and scalability of MTA configuration subsystem, resulting in faster onboarding for accounts, domains and SMTP credentials.
  • Fixed corner case issues with adding tracking links to messages.
  • Improved spam and phishing monitoring and detection systems.
  • Improved security measures in code and infrastructure.
  • Multiple minor improvements and bugfixes.
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November 2025
  • Added Workflow Engine: currently in private beta and being internally used and tested for AhaSend’s own user-onboarding campaigns.
  • S3 retention: Create separate files for each delivery attempt in the S3 bucket, allowing customers to use write-only credentials for archiving and using built-in S3 retention policies.
  • Added support for legacy plan customers to switch to new pricing plans.
  • Added support for upgrading and downgrading between Pro and Max plans.
  • Improved Out-of-Band (OOB) NDR notification handling for bounced outbound messages.
  • Added automatic notifications for monthly quotas for Free accounts.
  • MX records are no longer shown for root domains (e.g. example.com) in the dashboard to prevent confusion and potential DNS issues.
  • Improved account, domain, and credential synchronization speed between the backend and MTA servers.
  • Upgraded to Stripe API to 2025-03-31.basil, adding support for improved usage-based pricing (and soon adaptive pricing with local currency support).
  • Improved DSN report delivery.
  • Improved user experience for searching and deleting suppressions in the dashboard.
  • Improved spam and phishing monitoring and detection systems.
  • Improved security measures in code and infrastructure.
  • Multiple bug fixes, improvements and optimizations.
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October 2025
  • New marketing website with a completely new design, dark mode, better performance, and improved content
  • Implemented new pricing plans; existing customers remain on legacy pricing but can switch anytime
  • Added sorting feature to the Messages page in the dashboard
  • Improved IP management with better warm-up and IP pool controls
  • Improved performance for API v1 and v2
  • Fixed dashboard chart issues on Safari
  • Improved reliability of webhook and routing uptime monitoring to prevent false-positive downtime reports on the status page
  • Fixed dashboard dark mode display issues
  • Fixed content handling bug in v2 Get Message API
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September 2025
  • Add Dark Mode to the dashboard
  • Add Service Status Page
  • Add Get Message API
  • Improve Content-Type and Content-Disposition handling for attachments in Create Message API
  • Add optional global suppression for large volume senders
  • Fix issues with false positives in DMARC verification in some corner cases
  • Fix DNS verification failures due to large TXT records: Retry truncated TXT lookups over TCP
  • Improve and optimize automatic suppression system based on bounce classifications.
  • Improve handling of ICS attachments in Create Message API
  • Add rate limits for failed login attempts.
  • Improve automatic monitoring and suspension system to prevent abuse and false positives.
  • Add new endpoint for sending Conversation Messages
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August 2025
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July 2025
  • Add option to group route requests by Message-ID header
  • Deploy separate infrastructure and MTA for campaigns
  • Campaign management feature (to be released - Request early access)
    • Contact and list management
    • Campaign creation forms
    • Grapesjs-based campaign template editor (to be released)
    • Tiptap-based campaign template editor (to be released)
    • Campaign reports (to be released)
  • Improve DKIM-key check accuracy
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June 2025
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May 2025
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April 2025
  • Add OpenID Connect SSO
  • Add support for 2FA
  • Improve reseller whitelabeling options
  • Improve DKIM key check accuracy
  • Improve dashboard reports and charts
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March 2025
  • Improve webhook and routes performance and request throughput.
  • Improve dashboard reports and charts
  • Improve system performance and email throughput