Compare the exact operation, schema, defaults, executor, permissions and projected effect evaluated earlier with the contract that would execute now.
Use boundary: Every case below is fictional and unexecuted. This page does not execute a tool, store a decision, confer authority or prove that a control passed.
Compatibility gate
1. Pin the contractsRecord evaluated and current operation, schema, executor, permission and default identities.
2. Preserve the proposalKeep raw and normalized arguments side by side.
3. Project the effectMaterialize defaults and downstream consequences without execution.
4. Classify and controlRecord compatibility, accountable approval, credential state and handback reason.
Fictional compatibility cases
FIC-TCC-001 · internal review record
FAC-FIC-017 · fictional and unexecuted
release eligible
Evaluated effect
Create one internal review record; no access, message, dispatch or financial effect.
Current contract
Schema 4.1.1; executor adapter-4.1.1
Projected effect
One internal review record only.
Compatibility
equivalent
Reason
none
Credential
eligible_test_only
FIC-TCC-002 · customer notification
FAC-FIC-017 · fictional and unexecuted
blocked
Evaluated effect
Create one internal review record; no customer message.
Current contract
Schema 4.2; executor adapter-4.2
Projected effect
Create one internal review record and send one customer notification.
Compatibility
broader
Reason
Projected effect exceeds the approved internal-only action.
Credential
not_issued
FIC-TCC-003 · access exception
FAC-FIC-017 · fictional and unexecuted
blocked
Evaluated effect
Place an internal manager-review hold; do not change access.
Current contract
Schema 4.2; executor adapter-4.2
Projected effect
Restrict access pending review.
Compatibility
breaking
Reason
Current enum meaning is outside the evaluated effect.
Credential
not_issued
FIC-TCC-004 · internal review record
unknown · fictional and unexecuted
handback
Evaluated effect
Create one internal review record for an explicit facility and gate.
Current contract
Schema 4.2; executor adapter-4.2
Projected effect
One review record at a facility inferred outside the proposal.
Compatibility
ambiguous
Reason
A consequential target identity cannot be inferred from session context.
Credential
not_issued
FIC-TCC-005 · internal review record
FAC-FIC-017 · fictional and unexecuted
blocked
Evaluated effect
Create one review record and return record ID, accepted action and version.
Current contract
Schema 4.2.1; executor adapter-4.2.1
Projected effect
One internal review record; response no longer contains accepted_action.
Compatibility
breaking
Reason
The expected receipt cannot be reconciled to the approved effect.
Credential
not_issued
FIC-TCC-006 · internal review record
FAC-FIC-017 · fictional and unexecuted
retest required
Evaluated effect
Create one internal review record with free-text reason up to 500 characters.
Current contract
Schema 4.1.2; executor adapter-4.1.2
Projected effect
One internal review record only.
Compatibility
narrower
Reason
none; run current production-path fixtures before release eligibility