# `zappier/pricing`

**Package:** `zappier`  
**Source:** `packages/zappier/src/pricing.ts`  
**Lines:** 174

## What this module is

Implementation module in `zappier`. The tables below are extracted from the source (signatures + JSDoc).

## Exports

`PriceRule`, `TierConfig`, `RateCard`, `TierCatalog`, `ConfigTierCatalog`, `CallUsage`, `Quote`, `PricingContext`, `PricingStore`, `DEFAULT_RATE_CARD`, `DEFAULT_TIERS`, `DEFAULT_PRICING`, `InMemoryPricingStore`, `quoteCall`

## Types / interfaces / classes

| Kind | Name |
|------|------|
| interface | `TierConfig` |
| interface | `RateCard` |
| interface | `TierCatalog` |
| interface | `CallUsage` |
| interface | `Quote` |
| interface | `PricingContext` |
| interface | `PricingStore` |
| type | `PriceRule` |
| class | `ConfigTierCatalog` |
| class | `InMemoryPricingStore` |

## Functions

| Name | Parameters | Param types (JSDoc) | Returns | Calls (same file / helpers) |
|------|------------|---------------------|---------|-----------------------------|
| `quoteCall` | `pricing: PricingContext,
  tierId: string,
  endpointId: string,
  usage: CallUsage,
  multiplierOverride?: number,` | — | `unknown` | see Call graph |

## Methods (class / object)

| Name | Parameters |
|------|------------|
| `find` | `id: string` |
| `list` | `(none)` |
| `constructor` | `private tiers: TierConfig[]` |
| `find` | `id: string` |
| `list` | `(none)` |
| `getRateCard` | `(none)` |
| `getTiers` | `(none)` |
| `upsertEndpoint` | `endpointId: string, rule: PriceRule` |
| `deleteEndpoint` | `endpointId: string` |
| `upsertTier` | `tier: TierConfig` |
| `deleteTier` | `tierId: string` |
| `constructor` | `rateCard: RateCard = DEFAULT_RATE_CARD, tiers: TierConfig[] = DEFAULT_TIERS` |
| `getRateCard` | `(none)` |
| `getTiers` | `(none)` |
| `upsertEndpoint` | `endpointId: string, rule: PriceRule` |
| `deleteEndpoint` | `endpointId: string` |
| `upsertTier` | `tier: TierConfig` |
| `deleteTier` | `tierId: string` |

## What it imports / requires

_No imports detected._

## Call graph (identifiers invoked)

`find`, `list`, `constructor`, `getRateCard`, `getTiers`, `upsertEndpoint`, `deleteEndpoint`, `upsertTier`, `deleteTier`, `findIndex`, `push`, `filter`, `quoteCall`, `ceil`, `round`

Each identifier is a call site in this file. Follow the import list to see the defining module; open that module’s MD for parameter and return types.

## Return values (how to read this)

- HTTP route handlers return Express `res.json(...)` bodies (see route docs).
- Zapier `perform` functions return a **single object** (creates) or an **array** (triggers/searches).
- Pricing functions return integer **cents** on `Quote.totalCents`.