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Policy MCP Notaries

Policy checks agents can cite, not improvise.

Krafthaus owns the product layer for refund, cancellation, return, and trial notaries. Decide remains the stable API runtime behind the MCP and REST endpoints.

Refund, Trial, Cancel, and Return are now migrated to direct declarative Rulebook v1 evaluation. No trusted adapter is required: normalized policy facts flow directly into binding rulebooks and return signed rulebook attestations.

Agent asks Can this refund, cancellation, return, or trial claim proceed?
Decide API runtime Applies deterministic policy logic and returns a request-linked verdict.
Krafthaus product Packages the notary surface, evidence standard, and operator-facing story.

Four stable notaries

Stable Decide URLs stay live. Krafthaus is now the product home.

Refund

Refund eligibility

Checks whether a subscription refund request is allowed, denied, or unknown under tracked policy sources using direct declarative Rulebook v1 evaluation.

REST
POST /api/v1/refund/eligibility
Cancel

Cancellation penalty

Checks whether a cancellation is free, penalty-bearing, locked, or unknown for supported vendors using direct declarative Rulebook v1 evaluation.

REST
POST /api/v1/cancel/penalty
Return

Return eligibility

Checks whether an item return is returnable, expired, non-returnable, or unknown using direct declarative Rulebook v1 evaluation.

REST
POST /api/v1/return/eligibility
Trial

Trial terms

Checks whether a free trial is available, unavailable, or unknown from the current policy surface using direct declarative Rulebook v1 evaluation.

REST
POST /api/v1/trial/terms

Proof assets

The Decide runtime references stay visible here.

Migration rule

Product home on Krafthaus. Runtime contracts on Decide.

Existing MCP registries, GitHub lists, and client configs can keep using Decide URLs. Human-facing product discovery, positioning, and future paid packaging should point here.