The changelog is the most honest document a software vendor publishes.
Marketing copy is optimized for acquisition. Documentation is optimized for onboarding. The sales deck is optimized for closing. The changelog is written for existing users who need to know what changed and why. It is the one document that, if written honestly, has no audience other than people who are already relying on the product.
For enterprise AI tools specifically, the changelog is one of the most valuable due diligence resources available before signing. It tells you things about the product and the team that nothing else does. Most enterprise buyers never look at it.
Here is what to look for.
Signal One: Release Frequency and Consistency
