OpenRelay Billing API

openapi: 3.1.0
info:
  description: 'The OpenRelay control-plane REST API. Deploy GPU VMs and inference clusters, manage organizations and billing, and automate your infrastructure. All requests are authenticated with an API key (`vl_…`) unless noted otherwise.

    '
  title: OpenRelay Account Billing API
  version: 0.1.0
servers:
- description: Production
  url: https://api.openrelay.inc
- description: Beta
  url: https://api.beta.openrelay.inc
- description: Local development
  url: http://localhost:8083
tags:
- description: Prepaid balance, saved cards, deposits, and auto-recharge.
  name: Billing
paths:
  /v1/orgs/{orgId}/billing/auto-recharge:
    get:
      operationId: getAutoRecharge
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AutoRechargeSettings'
          description: Current settings (defaults when never set)
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
      security:
      - apiKey: []
      summary: Read the org's auto-recharge policy
      tags:
      - Billing
    put:
      operationId: updateAutoRecharge
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AutoRechargeSettings'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AutoRechargeSettings'
          description: Saved settings
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '503':
          $ref: '#/components/responses/Unavailable'
      security:
      - apiKey: []
      summary: Set the org's auto-recharge policy
      tags:
      - Billing
  /v1/orgs/{orgId}/billing/balance:
    get:
      operationId: getBalance
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              example:
                accruedUsageCents: 2120
                availableCents: 10430
                balanceCents: 12550
                monthlySpendLimitCents: null
                transactions:
                - amountCents: 10000
                  createdAt: '2026-06-28T14:03:22Z'
                  description: Card deposit
                  id: txn_01hzy3
                  source: stripe
                  type: stripe_deposit
              schema:
                $ref: '#/components/schemas/Balance'
          description: Balance
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
      security:
      - apiKey: []
      summary: Org balance + recent transactions
      tags:
      - Billing
      x-openrelay-mcp:
        default: true
  /v1/orgs/{orgId}/billing/deposit:
    post:
      description: Charges the org's default saved card off-session. The balance credit is applied by the payment_intent.succeeded webhook (the authoritative money signal), not this response — poll the balance after success.
      operationId: createBillingDeposit
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      requestBody:
        content:
          application/json:
            example:
              amountCents: 5000
              idempotencyKey: dep-2026-07-02-a1b2c3
            schema:
              $ref: '#/components/schemas/DepositRequest'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DepositResult'
          description: Charge outcome (status drives the dashboard's next step)
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '503':
          $ref: '#/components/responses/Unavailable'
      security:
      - apiKey: []
      summary: Charge the saved card to top up prepaid balance
      tags:
      - Billing
  /v1/orgs/{orgId}/billing/payment-methods:
    get:
      operationId: listBillingPaymentMethods
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaymentMethods'
          description: Saved cards
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
      security:
      - apiKey: []
      summary: List saved cards (brand/last4/exp only)
      tags:
      - Billing
  /v1/orgs/{orgId}/billing/payment-methods/{paymentMethodId}:
    delete:
      operationId: deleteBillingPaymentMethod
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      - in: path
        name: paymentMethodId
        required: true
        schema:
          type: string
      responses:
        '204':
          description: Removed
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '503':
          $ref: '#/components/responses/Unavailable'
      security:
      - apiKey: []
      summary: Remove a saved card
      tags:
      - Billing
      x-openrelay-mcp:
        destructiveHint: true
  /v1/orgs/{orgId}/billing/setup-intent:
    post:
      operationId: createBillingSetupIntent
      parameters:
      - in: path
        name: orgId
        required: true
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SetupIntent'
          description: SetupIntent client secret + publishable key
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '503':
          $ref: '#/components/responses/Unavailable'
      security:
      - apiKey: []
      summary: Start saving a card (Stripe SetupIntent for inline Elements)
      tags:
      - Billing
components:
  schemas:
    DepositResult:
      properties:
        clientSecret:
          description: Set only when status is requires_action (on-session SCA).
          type: string
        paymentIntentId:
          type: string
        status:
          description: Stripe PaymentIntent status. "succeeded" → credit lands via webhook; "requires_action" → complete SCA on-session with clientSecret; "requires_payment_method" → the card was declined.
          type: string
      required:
      - paymentIntentId
      - status
      type: object
    PaymentMethods:
      properties:
        defaultPaymentMethodId:
          type: string
        paymentMethods:
          items:
            $ref: '#/components/schemas/PaymentMethodCard'
          type: array
      required:
      - paymentMethods
      type: object
    InferenceTransactionDetails:
      properties:
        carriedNanoUSD:
          description: Customer charge represented by these metered requests that remains as sub-cent accrual for a later debit.
          pattern: ^[0-9]+$
          type: string
        models:
          items:
            $ref: '#/components/schemas/InferenceModelUsage'
          type: array
        partial:
          description: True when some of the debit is not itemized in this row, including legacy usage or sub-cent cost carried from a prior row.
          type: boolean
      required:
      - models
      - partial
      - carriedNanoUSD
      type: object
    AutoRechargeSettings:
      properties:
        amountCents:
          description: Amount charged per auto-recharge (within deposit bounds $10–$500).
          type: integer
        enabled:
          description: When on, the balance is topped up automatically below the threshold.
          type: boolean
        thresholdCents:
          description: Recharge fires when available balance drops below this.
          type: integer
      required:
      - enabled
      - thresholdCents
      - amountCents
      type: object
    PaymentMethodCard:
      properties:
        brand:
          type: string
        expMonth:
          type: integer
        expYear:
          type: integer
        id:
          type: string
        last4:
          type: string
      required:
      - id
      - brand
      - last4
      - expMonth
      - expYear
      type: object
    Error:
      properties:
        code:
          type: string
        error:
          type: string
      required:
      - error
      type: object
    Balance:
      properties:
        accruedUsageCents:
          description: Current-month usage cost not yet settled into a transaction.
          type: integer
        availableCents:
          description: Spendable balance = balanceCents − accruedUsageCents. This is what the deploy gate checks; it can be below balanceCents while usage is running, and slightly negative between auto-recharge ticks.
          type: integer
        balanceCents:
          description: Raw ledger balance (deposits + credits − settled debits).
          type: integer
        monthlySpendLimitCents:
          description: The org's monthly spend cap, or null if no limit is set. Drives the "used of limit" budget gauge in the dashboard.
          nullable: true
          type: integer
        transactions:
          items:
            $ref: '#/components/schemas/Transaction'
          type: array
      required:
      - balanceCents
      - availableCents
      - accruedUsageCents
      - transactions
      type: object
    DepositRequest:
      properties:
        amountCents:
          description: Amount to charge the saved card, in cents (bounds $10–$500).
          type: integer
        idempotencyKey:
          description: Client-generated id for this logical deposit; reused verbatim on retry so a network/client retry can't double-charge. Optional — the server generates one if absent (then retries won't dedupe).
          type: string
        promoCode:
          description: Optional first-deposit promo code. When valid on the org's first deposit, amountCents is the deposit the customer wants credited and the saved card is charged the DISCOUNTED amount; the discount is credited as free (usage-only) credit by the webhook. Invalid / already-used codes are rejected (400) before any charge.
          type: string
      required:
      - amountCents
      type: object
    Transaction:
      properties:
        amountCents:
          type: integer
        createdAt:
          type: string
        description:
          type: string
        id:
          type: string
        inferenceDetails:
          $ref: '#/components/schemas/InferenceTransactionDetails'
        source:
          type: string
        type:
          type: string
      required:
      - id
      - type
      - source
      - amountCents
      - createdAt
      type: object
    InferenceModelUsage:
      properties:
        batch:
          type: boolean
        dimensions:
          additionalProperties:
            pattern: ^[0-9]+$
            type: string
          description: Exact decimal token quantities. Current keys are input, cached_input, cache_write, and output; the map shape reserves room for future metered units.
          type: object
        model:
          type: string
        requestCount:
          description: Exact decimal count; encoded as a string so browser clients do not lose int64 precision.
          pattern: ^[0-9]+$
          type: string
      required:
      - model
      - requestCount
      - batch
      - dimensions
      type: object
    SetupIntent:
      properties:
        clientSecret:
          type: string
        publishableKey:
          type: string
      required:
      - clientSecret
      - publishableKey
      type: object
  responses:
    Unavailable:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
      description: A required integration (e.g. payments) is not configured
    Forbidden:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
      description: API key lacks the required scope
    Unauthorized:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
      description: Missing or invalid API key
    BadRequest:
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
      description: The request is invalid
  securitySchemes:
    apiKey:
      description: 'OpenRelay API key. Send it as `Authorization: Bearer vl_…`.'
      scheme: bearer
      type: http