Changelog

August 14, 2025

Container version: 2.0.220, tag: stable

New Features

Platform

  • Guardrails: Enhanced guardrails overview table with filtering functionality and “Policies” column.
  • Guardrails page: Added “creator” field, “last edited by/at” information, and “Policies assigned” section.
  • Logs page: Added ‘Link’ button for improved navigation with and without current filters.
  • Policy advanced settings: Redesigned with new sections for Content Moderation, Data Leakage Prevention, Prompt Defense, and Unknown Links.
  • Policy page: Updated ‘defenses’ column for better visualization.
  • Misclassification: You can now submit misclassifications in bulk.

Improvements

Platform

  • Guardrails: Updated custom guardrail removal functionality.
  • Fixed breadcrumb loading condition.

Gateway

  • Improved chunking of requests.

Quality

  • Improved PACK and moderation models based on observed misclassifications.
July 30, 2025

Container version: 2.0.219, tag: stable

New Features

API

  • Added support for developer and tool roles for messages to cover agentic and tool-using use cases.

Platform

  • Improved visual clarity of request details and cleaned up visual bugs. Contents are now displayed in a clean, chat-style format with clear roles and separation between messages.

Improvements

Platform

  • Fixed date range component not updating data based on user selection

Self-Hosted

  • Fixed bug where total_latency value in logs would incorrectly show “0”

Quality

  • Credit card PII detector now recognizes non-standard Maestro card numbers

  • Improved content moderation models based on observed misclassifications

June 19, 2025

Container version: 2.0.165, tag: stable

Improvements

Platform

  • Improved performance of Dashboard pages.
  • Fixed pagination behavior after filters changed.

Gateway

  • Improved error handling.

Quality

  • Improved PACK and moderation models based on observed misclassifications.
  • Further improvements for template detection to reduce FPR.

Security

  • Upgrade to torch@2.7.0.

Changes

  • multi_language request param is now no-op.

Note: the upgrade to torch@2.7.0 led to a significant latency increase for PII classifiers on short inputs (< 500 chars).

June 5, 2025

Container version: 2.0.152, tag: stable

Improvements

Platform

  • Improved visual feedback on project creation or updates.
  • Improved visual feedback on policy creation.

Quality

  • Improved allow-list implementation that generalizes beyond fuzzy matching.
  • Improved template detection to reduce False Positive Rates.
  • Improved PACK model based on observed misclassifications.

Security

  • Remove insecure SSL ciphers.
  • Remove libldat-2.5.0 and expat packages.
  • Upgrade to flask-cors@6.0.0.
  • Upgrade to transformers@4.48.3 and torch@2.7.0.
May 23, 2025

Container version: 2.0.132, tag: stable

New Features

Self-Hosted

  • Added Request Logging suitable for monitoring solutions such as Elastic Stack.

Improvements

Platform

  • Ensure Project-Policy mapping updates are correctly reflected when projects are modified or created.

Quality

  • Reduced FPR when prompt contains templates.
  • Improved language detection and flagging unsupported languages.

Security

  • Update dependencies to libgssapi-krb5-2=1.20.1-2+deb12u3 and python3.11=3.11.2-6+deb12u6.
  • Update to transformers@4.48.3.
May 15, 2025

Container version: 2.0.121, tag: stable

New Features

Platform

  • Confirmation dialogs for “Reset” and “Cancel” buttons in the Advanced Settings page.

Improvements

Platform

  • Fix rendering of override lists so that they are displayed consistently.
  • Ensure Guardrails detection counts are displayed without duplication.
  • Don’t allow creating policies with only Allow/Deny lists, but no other guardrails.
April 2, 2025

Container version: 2.0.73, tag: stable

New Features

Platform

  • Allow user-defined prompt Allow/Deny lists to customise detection behaviour. See documentation here.
  • Allow/Deny lists detections have been added to the Request Details page.
  • A dedicated “request created” timestamp was added to request logs.

Improvements

Guard

  • Improved models for self-hosted customers with reduced False Positive Rate and better policy level alignment.
  • Reduced False Positive Rate for prompt attacks when scanning model responses.

Bug Fixes

Platform

  • Dashboard’s activity graph resolution corrected for sub-day time ranges to show hourly data.
  • Bugs in logs, pagination handling, and filtering.
  • Prompt detection level reporting in Request Logs for certain requests has been made consistent.
  • Policy edit layout fixes for empty input/output settings.
  • Clarified placeholder texts on defense configuration screens for improved understandability.
March 5, 2025

Container version: 2.0.46, tag: stable

New Features

Platform

  • SaaS Platform: added a new Lakera Guard tutorial on https://platform.lakera.ai/, released a “Getting Started” guide, as well as a completely redesigned playground.
  • SaaS Platform: enabled advanced features (policies, projects, dashboard) for community users.
  • Saas Platform: show the “Advanced settings” button for custom regexp-based classifiers.

Improvements

  • Detectors: reduced latencies for PII (short prompts) and prompt injection classifiers.
  • SaaS Platform: updated UI wording to be consistent.
  • Saas Guard: request limits are enforced for the community tier now.

Bug Fixes

  • Detectors: significantly reduced moderation False Positives on non-English languages.
  • SaaS Platform: ensured selected date range is correctly shown in the date picker across the platform.