# arthur-engine > Make AI work for Everyone - Monitoring and governing for your AI/ML - **URL**: https://www.freshcrate.ai/projects/arthur-engine - **Author**: arthur-ai - **Category**: Uncategorized - **Latest version**: `2.1.601` (2026-06-03) - **License**: MIT - **Source**: https://github.com/arthur-ai/arthur-engine - **Homepage**: https://arthur.ai - **Language**: Python - **GitHub**: 77 stars, 10 forks - **Registry**: github - **Tags**: `agentic`, `benchmarking`, `evaluation`, `genai`, `guardrails`, `llm`, `ml`, `monitoring`, `python` ## Description Make AI work for Everyone - Monitoring and governing for your AI/ML ## Recent releases | Version | Date | Urgency | Changes | | --- | --- | --- | --- | | `2.1.601` | 2026-06-03 | High | # 🚀 Arthur Engine Release **June 3, 2026** This release delivers significant multi-tenant security hardening, a thoroughly refined onboarding tour experience, and improved agent trace visibility in the prompts playground. --- ## Multi-Tenancy & Access Control ### Security Fixes * Closed five critical **multi-tenant security and correctness gaps** including reCAPTCHA fail-open rejection, notebook ownership validation before experiment linking, org-scoped session trace pagination at the SQL | | `2.1.579` | 2026-05-28 | High | # 🚀 Arthur Engine Release **May 28, 2026** Arthur Engine 2.1.579 delivers Azure ecosystem integrations, a dedicated prompt injection validation endpoint, improved PII detection accuracy, onboarding workflows, and multi-tenant UI support — alongside quality-of-life improvements across the platform. --- ## Guardrails & Validation ### Prompt Injection * Added a new **validate endpoint** that enables easy, standalone prompt injection checks against incoming prompts (#1633) ### PII Detection | | `0.0.11-lts` | 2026-05-20 | High | # 🚀 Arthur Engine Release **May 20, 2026** This release lays the groundwork for full multi-tenancy, introduces a guided onboarding experience for new users, expands model provider and observability integrations, and strengthens compliance automation — making Arthur Engine ready for larger, organization-aware deployments. --- ## Multi-Tenancy and Access Control ### Organization-Scoped Data and API Keys * **Organizations table and tenant isolation** are now supported at the database level — | | `2.1.563` | 2026-05-14 | High | # 🚀 Arthur Engine Release **May 14, 2026** This release brings powerful new capabilities for onboarding, compliance automation, and observability — including an interactive onboarding agent, Azure OpenAI support, transform version history, and expanded SDK instrumentors for popular AI frameworks. --- ## Onboarding and Getting Started ### Interactive Onboarding Agent * New **interactive onboarding CLI tool** automates setup of observability, model configuration, Python instrumentation, and | | `0.0.8-lts` | 2026-05-06 | High | # 🚀 Arthur Engine Release **May 6, 2026** This release introduces the first Long-Term Support (LTS) channel for Arthur Engine, giving teams a stable, versioned deployment path alongside improvements to container security and airgapped deployment compatibility. --- ## Long-Term Support (LTS) Release Channel ### LTS Versioning and Distribution * Arthur Engine is now available through a dedicated **Long-Term Support (LTS) release channel**, providing a stable, predictable version track for p | | `2.1.548` | 2026-05-05 | High | # 🚀 Arthur Engine Release **May 5, 2026** This release strengthens deployment flexibility and security, enabling seamless operation in airgapped environments and improving container security across all supported platforms. --- ## Deployment & Infrastructure Enhancements ### Airgapped Deployment Support * **Tiktoken encodings are now cached directly on the container image**, eliminating the need for external network calls during container initialization. Users deploying in airgapped or net | | `2.1.548` | 2026-05-05 | Medium | # 🚀 Arthur Engine Release **May 5, 2026** This release strengthens deployment flexibility and security, enabling seamless operation in airgapped environments and improving container security across all supported platforms. --- ## Deployment & Infrastructure Enhancements ### Airgapped Deployment Support * **Tiktoken encodings are now cached directly on the container image**, eliminating the need for external network calls during container initialization. Users deploying in airgapped or net | | `2.1.548` | 2026-05-05 | Medium | # 🚀 Arthur Engine Release **May 5, 2026** This release strengthens deployment flexibility and security, enabling seamless operation in airgapped environments and improving container security across all supported platforms. --- ## Deployment & Infrastructure Enhancements ### Airgapped Deployment Support * **Tiktoken encodings are now cached directly on the container image**, eliminating the need for external network calls during container initialization. Users deploying in airgapped or net | | `0.0.0-lts-patch-2` | 2026-05-01 | High | # 🚀 Arthur Engine Release **May 1, 2026** This is a maintenance patch for the long-term support (LTS) branch focused on internal infrastructure improvements. There are no user-facing changes in this release. --- ## Deployment & Infrastructure Enhancements ### LTS Build Pipeline * Improved **Docker image publishing** for LTS releases by adopting a more efficient image retagging strategy, ensuring faster and more reliable delivery of patched LTS containers. This update strengthens the reli | | `2.1.529` | 2026-04-17 | High | # 🚀 Arthur Engine Release **April 17, 2026** This release strengthens compliance observability, improves trace exploration workflows, and resolves several UI and API issues that impacted pagination, task browsing, and HTTP spec compliance. --- ## Compliance and Alerting ### Accurate Violation Tracking Per Alert Rule * The **policy_alert_rule_check_count** compliance metric now reports the true number of violations per alert rule instead of always reporting 1.0, giving a more accurate pict | ## Dependency audit - **Score**: 100/100 - **Total deps**: 0 - **Resolved**: 0 - **Unresolved**: 0 - **License conflicts**: 0 - **Warnings**: 0 - **Scanned**: 2026-05-18 ## Citation - HTML: https://www.freshcrate.ai/projects/arthur-engine - Markdown: https://www.freshcrate.ai/projects/arthur-engine.md - Dependencies JSON: https://www.freshcrate.ai/api/projects/arthur-engine/deps _Generated by freshcrate.ai. Indexes github releases for AI-agent ecosystem packages._