Compare two API definitions for compatibility risks

Paste the earlier and updated definitions to create a change report. Confirm client impact with contract tests; external references are not fetched.

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Earlier specification

Updated specification

Compatibility summary

Breaking change labels focus on removed operations, removed responses, and newly required inputs. Schema changes are flagged for review because compatibility depends on your clients.

Change report

Compare two specifications to review compatibility changes.

Review API contracts before release

Use this diff as a fast contract review, then confirm consumer impact in versioned API tests. External references and remote files are not resolved by this local checker.