Changelog

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Verify

• 🇨🇦 Added line type validation for Canadian numbers, so landlines are caught before a send.
• 📈 The verification volume chart now splits into valid, blocked, invalid, shadowed, and challenged.
• 🛡️ Strengthened antifraud protections for more accurate blocking.
• 🇮🇷 Added Persian templates for Iranian numbers.
• 📁 Added Delivered and Device ID columns to verification CSV exports, plus a “Failed to send” status on failed attempts.

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Notify

• 💬 Added RCS for transactional messages in Mexico.
• 📮 You now get an email when a template is approved or rejected, with the reason.
• 📄 Template submission flags the example CSV when it is uploaded unchanged.

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Auth

• 🔑 Prelude Auth can now act as an OAuth2 authorization server, with a consent screen, client registration, and the client credentials grant.
• 🏢 Added enterprise OIDC single sign-on, resolved by email domain or connection ID.
• 👥 Added groups: define a set of scopes once, assign users to it, and those scopes land in their access tokens.
• 🔗 Added LinkedIn as a social login provider.
• ⬆️ Added a management endpoint to import pre-hashed passwords when migrating from another system.

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Intel

• 🌍 More accurate number portability data on US and Canada lookups.

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Platform

• 🪝 More resilient webhook delivery when your endpoint degrades.
• 📱 Released a standalone React Native SDK for non-Expo apps.
• ⚡ Faster dashboard page loads.
• 🔄 The dashboard now prompts you to reload when a new version ships.

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Verify

• 🛍️ Added PSD2 SCA dynamic linking support for EU verifications.
• 🛡️ Shipped Custom Fraud Protection Settings per country.
• 📮 Implemented self-serve email domain deletion and DNS refresh.
• 📁 Added device model, IP country, IP region, and fraud block reason to verification CSV exports.

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Notify

• 🧾 Pushed a detailed delivery status view for messages.
• 🌍 Added Norwegian (nb-NO) locale support for Notify templates.

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Auth

• 🫆 Added passkey support for passwordless login, with SDK, management API, and webhooks.
• 🎟️ Added SAML single sign-on, with JumpCloud support and enforced login for allowlisted email domains.
• 📱 Added Google sign-in and email-link login across mobile Auth SDKs.
• ⬇️ Added migrate support to the React Native, Flutter, and Android Auth SDKs.
• 🔑 Added a React hooks layer (useAuth, useSignIn, useStepUp) to the React Native Auth SDK.

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Platform

• 🏢 Added Organization-level access control (RBAC) with multi-org support in the dashboard.
• 🧾 Customer invoices are now viewable directly in the dashboard.

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Verify

• 🌍 Added Swedish locale support.
• 🛡️ Strengthened antifraud protections for more accurate blocking.

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Auth

• 🔐 SAML single sign-on with Okta and Google Workspace support.
• 📱 Released the React Native Session SDK; mobile SDKs gain session listing, revocation, and password reset.
• 🪝 New webhooks for migration and step-up hook failures, with typed failure reasons.
• 🔍 Batch user lookup by email or external ID.
• 🖥️ Dashboard: full user management actions on user details (edit profile, manage identifiers, revoke devices, log out everywhere).

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Intel

• ⚡ Faster, more resilient lookups with automatic failover across data sources.

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Platform

• 🚀 Auth (formerly Session) and Email OTP are now available to all customers.
• 🎨 Dashboard: redesigned All Services page, refreshed product icons, reworked region selector, and shareable Overview links.

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Verify

• 🛡️ Blocked responses now expose the antifraud risk factors that triggered the block.
• 🧪 Test phone numbers can be managed through the management API.
• 🔒 Antifraud: signed SDK keys can be locked to a specific platform (iOS, Android, Web).
• 📶 Silent Verification: improved iOS and Android carrier compatibility for higher success rates.
• 📊 Dashboard: channel filter and carrier (MCC/MNC) details on phone verification views.

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Notify

• 💬 Launched 2-way messaging — reply to inbound user messages through the Notify API.
• 🖼️ Added image and video media support for WhatsApp messages.
• 🚫 Additional opt-out keywords (END, CANCEL, QUIT, UNSUBSCRIBE) on top of STOP.
• 🪝 Webhooks: dedicated carrier-disconnect event, distinct from user STOP.

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Auth

• 📱 Launched iOS and Android Session SDKs, plus an initial Flutter SDK.
• 🔑 Added Facebook OAuth login, with an extra OTP step for unverified social emails.
• 🔁 Migrate logged-in users from your existing auth system in a single API call.
• ⬆️ Step-up authentication now supports static scope configuration without a webhook.
• 🆔 Added external ID on user profiles — settable, filterable, and mappable into JWT claims.
• 🖥️ Dashboard: new Session pages with user list and user details.

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Platform

• 📈 Dashboard: Overview now offers per-country split graphs and 10-minute zoom granularity.
• 📅 Dashboard: date range picker available on every view, and unified delivery status labels across Verify and Notify.
• ⚙️ Dashboard: new SDK keys configuration page.
• ✉️ Dashboard: custom MAIL FROM subdomain for Email OTP with per-section DNS record export.

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Verify

• 🎨 Customizable branding for Email and SMS OTP messages.
• 🌍 Added Mongolian and Flemish locale support.
• 🛡️ Antifraud: at-risk traffic is now automatically routed to fraud-resistant channels instead of SMS.
• ✉️ Dashboard: full Email OTP support with onboarding, overview, and lifecycle views.
• ✅ Dashboard: RCS read receipts now visible in verification details.

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Notify

• 🪄 Dashboard: Notify onboarding wizard for faster setup.

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Auth

• ✉️ Added email OTP login — users can now sign in with a one-time code sent to their email.
• 🎫 Custom JWT claims — configure which user data fields appear in your access tokens.
• 🔐 Added change password and password management APIs.
• 🔄 JS SDK now supports step-up authentication and automatic token refresh.

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Platform

• 📶 Frontend SDK: improved iOS carrier compatibility and Web SDK device signals.

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Verify

• ✉️ Added email verification configuration.
• 🛟 Implemented built-in automated fallback for protected Sender ID.
• 🛡️ Antifraud: enhanced device detection rules, fixed a fingerprint scoring issue, and introduced configurable device platform blocking.
• 🇪🇸 Silent Verification: expanded coverage to Spain.
• 🔁 Silent Verification: implemented granular auto-retries for authentication redirects.
• 📊 Dashboard: added Email OTP verification section with overview, details, and lifecycle views.

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Notify

• 💬 Added RCS channel support.
• 📎 Added PDF attachment support for WhatsApp messages.
• 🔏 Added webhook signature on transactional API.
• 🪄 Dashboard: added Notify template wizard with region selection and company info autocomplete.

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Auth

• 🔐 Improved session security with proof-of-possession tokens.
• 🔑 Launched email-password authentication, including sign-up, login, and configurable password rules.
• ⬆️ Introduced step-up authentication with configurable scopes.
• 🚦 Released session listing and revocation APIs, and added sign-up rate limiting.

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Platform

• 🔍 Dashboard: added crosshair zoom on charts, search by region code, and signals modal.
• ⚡ Frontend SDK: shipped performance optimizations delivering significantly lower latencies on Android and iOS.
• 📱 Frontend SDK: updated React Native and Flutter SDKs to 0.4.x.
• 🐘 Backend SDK: released PHP SDK.
• 📡 Updated status page — subscribe to updates via Email, RSS, or Slack.

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Verify

• 🌐 Added WebOTP support for seamless browser-based verification.
• 🔑 Added Auth0 passwordless authentication support.
• 🛡️ Antifraud: added device emulator detection heuristic.
• 🕵️ Antifraud: refined VPN detection logic to reduce false positives.
• 💳 Antifraud: added PSD2 transaction exemption for trusted payment traffic.
• 🧭 Dashboard: added routing configuration page and verification detail views.
• 🪝 Webhooks: added missing ID and reason fields to verification events.

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Notify

• 🔢 Exposed segment count and encoding in SMS API responses and webhooks.
• 🌍 Added localization support for subscription management.
• 🏷️ Added template ID to webhook events.
• 🌐 Added locale field to transactional messages.
• 📜 Dashboard: added Notify messages history page with template filtering and delivery status.

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Watch

• 🔮 Added reason field to predict outcome responses.

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Intel

• ⚠️ Added unassigned phone number error in API responses.

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Auth

• 🔑 Added OAuth login with Google, Apple, Microsoft, GitHub, and Okta providers.
• ✉️ Added email and password authentication support.
• 🔄 Introduced enforced refresh access tokens and session revocation.

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Platform

• 🚀 Released the new Dashboard as generally available with mobile-responsive design.
• 📱 Frontend SDK: released Android SDK 0.3.0 and Apple SDK 0.3.0 with improved resilience.

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Verify

• ⚙️ Added configurable SMS deactivation per flow with custom integration headers support.
• 🛡️ Antifraud: added IP concentration detection to prevent SMS pumping prior to sending.
• 🌍 Silent Verification: expanded availability to Germany and Spain.
• 🔁 Routing: improved automated retries for routing failures.

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Notify

• 🚫 Added customizable opt-out messages and MO numbers selection by provider and country.
• 🔄 Added automated synchronization for WhatsApp customer templates and improved error handling.

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Intel

• 🔌 Integrated new provider for improved reliability.

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Platform

• 🚀 Released brand-new Dashboard with simpler navigation, team invites, Stripe top-ups, and CSV exports by email.
• 📱 Frontend SDK: shipped Flutter SDK on pub.dev. Improved mobile SDK resiliency with automatic retries and graceful handling of native failures.
• ⚡ Improved signals collection pipeline speed to reduce latencies.

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Verify

• 🛡️ Antifraud: strengthened protection with new high-risk carrier rules.
• 🇫🇷 Silent Verification: improved error handling for French carriers (Orange, Bouygues).
• 🪝 Webhooks: exposed channel information in Verify API webhook events.

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Notify

• 💬 Enabled WhatsApp integration for all customers.
• 📬 Added subscription management endpoints with country code support and webhook ‘submitted’ events for delivery tracking.

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Platform

• 📚 Documentation: published Notify API docs with Marketing features and improved Verify API documentation.

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Verify

• 🛡️ Antifraud: strengthened protection with platform-specific rules, smarter detection of artificial traffic, and refined JA4-based fingerprint analysis.

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Notify

• 🚀 Launched a complete subscription management system with smart opt-in/out flows, inbound STOP handling, carrier disconnect recovery, and scheduled messaging (schedule_at). Introduced preferred channel routing and improved provider selection for higher deliverability and lower costs.
• 💬 RCS: refined STOP behavior and agent selection for more reliable two-way communication.

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Auth

• 🔐 Enhanced security with device identification, session count limits, and safer concurrency handling.

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Platform

• ⚡ Dashboard: boosted performance with extended caching and smoother live metric updates.
• 🌐 Web SDK: integrated silent verification, added Next.js compatibility, and improved resilience on unstable networks.
• 📋 Added flexible allow/blocklist management, smarter webhook retries, and refreshed developer documentation.
• 🛠️ Updated provider guides, optimized billing performance, and fine-tuned internal anti-fraud and delivery systems.

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Verify

• 🆔 New Sender ID registration management API.
• 🔍 Antifraud: exposed new JA4 fingerprint signal field.
• 🌍 Routing: rolled out new granular algorithm worldwide, resulting in a ~2% conversion rate uplift.
• 🔌 Released new Auth0 integration with verification check support.

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Auth

• 🔢 Exposed OTP code size option in the API.

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Platform

• 🇫🇷 Frontend SDK: adapted iOS and Android implementation for Bouygues support in France.
• 🕵️ Frontend SDK: added ability to detect VPNs and proxies.
• 🤖 Frontend SDK: added support for 16KB page sizes on Android.
• 📶 Web SDK: mitigated session disconnections upon network disruptions.

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Verify

• 🛡️ Antifraud: expanded high-risk country coverage and refined checks.
• 🇫🇷 Silent Verification: expanded availability to France for SFR.

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Auth

• 🚦 Identifier limit enforcement and enhanced security.

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Platform

• 🛟 Web SDK: improved fallback behavior and optimized dispatch flow.
• 📚 Documentation: added email method, amended trusted user notice.

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Verify

• 🔁 Optimized retry logic and error handling for better reliability.
• 🛡️ Antifraud: advanced anti-fraud capabilities.

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Platform

• 📈 Dashboard: enhanced analytics with improved performance and real-time data accuracy.
• 🎨 Dashboard: UI improvements for better user experience.
• 🔒 Frontend SDK: improved security measures.
• 📶 Frontend SDK: enhanced silent verification support across all platforms.
• 🔏 Webhooks: enhanced support with improved signature verification.
• 📚 Documentation: comprehensive updates for SDK integration.

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Verify

• 🐛 Fixed retry logic creating extra auth after limit was hit.
• 🚀 Silent Verification: launched as a new product, initially available in France for Orange.

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Notify

• 💬 WhatsApp transactional messages.

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Platform

• 🐛 Dashboard: fixed KPI discrepancies within analytics.
• 📈 Dashboard: improved analytics accuracy and speed.
• 📶 Frontend SDK: Silent Verification support.
• 🔒 Frontend SDK: improved security and Wasm code sandboxing.
• 💎 Backend SDK: Ruby support.
• 🔔 Credit limit email alerting.
• 📚 Documentation: SDK integration documentation.

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Verify

• ⏱️ Improved preferred channel scheduling.
• 🛡️ Antifraud: improved history-based conversion.
• 📈 Routing: new pipeline for improved conversion.

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Notify

• 📨 New channel: Telegram.

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Auth

• 🌐 Custom domains support.

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Platform

• 🖼️ Dashboard: change your application name and profile picture.
• 🔒 Frontend SDK: enforcement of verified attempts.
• 📶 Frontend SDK: silent verification support for iOS, Android and React Native.
• 💰 Prelude pricing simulator on the website.
• 📚 Documentation: added more information about blocked response on create endpoint.

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Verify

• 🎯 Preferred channel: ability to influence channel selection at the attempt level.

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Notify

• 💬 Dashboard: WhatsApp integration module.

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Watch

• 🚀 New product launched: Watch API, standalone anti-fraud.

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Auth

• 🌐 Session SDK for web and React.

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Platform

• 🔏 Webhooks: added signature support.

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Verify

• 📞 New channel: voice OTP.
• 🧭 Routing: improved granularity.

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Auth

• 🚀 New product launched: Session API, session management by Prelude.

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Platform

• ⚡ Dashboard: improved data loading performance and accuracy.
• 🌐 Frontend SDK: released the Web SDK.
• 🪝 Webhooks: support for API v2.

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Verify

• 🔤 Alphanumeric code support.
• 🛡️ Antifraud: new abusive prefix heuristic.
• 📶 Silent Verification: first end-to-end integration.

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Notify

• 💬 New WhatsApp direct route.

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Platform

• 💰 New pricing page per country and website translations.

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Verify

• 🛡️ Antifraud: new history-based conversion heuristic.

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Platform

• 🔐 Dashboard: SAML support.
• 📱 Frontend SDK: improvements across SDKs.
• 🔌 Supabase integration.
• 🔌 Auth0 integration.
• 💳 Faster and improved billing pipeline.
• 🌐 New website.

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Verify

• 👋 Dashboard: simplified onboarding for Prelude Verify.

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Platform

• 🚨 Spending limits: circuit breaker in case of fraud.
• 📱 Frontend SDK: React Native mobile SDK.

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Verify

• ✉️ Email support in Verify API.
• 🛡️ Antifraud: new temporary phone number database.
• 🕵️ Antifraud: new residential proxy heuristic.

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Notify

• 💬 New channel: Zalo.

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Platform

• 📊 Dashboard: real-time statistics.
• 📱 Frontend SDK: released iOS and Android mobile SDKs.
• ⚙️ API v2: standardized Verify and Transactional endpoints, easier to integrate and use.