── App model ─────────────────────────────────────────────────────────────────

AttrValue is a JSON value that can be string, number, array, bool, or null.

AuthState tracks the auth onboarding flow.

BatchPricingApiResponse is the top-level response from POST /pricing/batch. The API returns a JSON object keyed by product (e.g. {"ec2": [...]}).

BuilderFocus tracks whether focus is on the input field or suggestions.

Client is the CloudCent HTTP client.

CommandBuilderState holds the structured query builder state.

Config holds CLI authentication credentials.

DB wraps an SQLite connection.

ExchangeResponse is the response from POST /api/auth/exchange.

GenerateTokenResponse is the response from POST /api/auth/generate-token.

GuardrailConfig holds the thresholds a cost estimate is judged against. All fields are optional pointers: a nil pointer means "this check is disabled"

GuardrailResult is the machine-readable verdict embedded in JSON output and consumed by CI to decide pass/fail.

JSONOutput is the top-level JSON structure.

JSONPriceEntry is one pricing option for JSON output.

JSONResource is one resource entry for JSON output.

JSONTier is a single volume-pricing tier for JSON output.

JSONTotals holds the cost summary for JSON output.

MetadataResponse is the response from GET /pricing/metadata.

MockGRPCServer starts both ResourceMonitor and Engine gRPC servers on random localhost ports and returns their addresses.

ModelSelector specifies which pricing model to use for a resource. All fields are case-insensitive. Empty fields are treated as wildcards.

Price is a single pricing model entry.

PriceEntry is one pricing option for a resource.

PriceRate is a single tier within a price model.

PricingAPIResponse is the top-level response from POST /pricing.

PricingDisplayItem is a processed result row for display.

PricingEvent is returned from HandleKey.

PricingItem is one result row from the pricing API.

PricingOptions mirrors the Rust PricingOptions struct.

PricingRequest is the POST body for /pricing.

PricingSection tracks keyboard focus within the Pricing view.

PricingView holds all state for the pricing screen.

PulumiAttrMapping maps a canonical pricing attribute to a Pulumi input field.

PulumiResourceDef describes how to decode a Pulumi resource type for pricing.

QueryHistory is a single history entry.

RateTier is a single tier within volume-based pricing.

ResourceCollector is a gRPC ResourceMonitor server that intercepts all resources that's why not cloud creds are needed

SuggestionItem is a single entry in a suggestion list.

ViewMode tracks which view is active.

── Messages ─────────────────────────────────────────────────────────────────

guardrailBreachError signals that a cost guardrail threshold was exceeded. Execute() maps it to exit code 2 (distinct from 1 = runtime error).

mockEngineServer handles Engine gRPC calls (logging, root resource).

programError wraps a user-program execution failure and carries the captured stderr.

pulumiYAML is the minimal subset of Pulumi.yaml we need.

resultGroup holds one or more EstimateResults that share the same resource name. When a resource produces multiple pricing queries (e.g. Lambda → Requ

Build one row per result — billable, free, and unsupported all included.