Changelog

Buyer’s guide changelog

Version history for the AI governance tools 2026 enterprise buyer’s guide. Vendor additions, removals, and material content changes are documented here.

Initial version

11 May 2026

·Initial publication of the buyer’s guide covering 22 AI governance tools across five segments: policy/compliance and GRC, observability, runtime enforcement and guardrails, red-teaming and AI security, and enterprise incumbents.

Update cadence

This guide is reviewed at least quarterly. Vendor additions, removals, and major thematic changes are recorded here; minor copy edits are not. The next scheduled review is 1 July 2026. Out-of-band updates may happen earlier when an EU AI Act, ISO/IEC 42001, or NIST AI RMF development materially changes the evaluation.

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