> ## Documentation Index > Fetch the complete documentation index at: https://commet.co/docs/llms.txt > Use this file to discover all available pages before exploring further. # Set quota > Set a customer's quota allowance for a feature to an exact value. Set a customer's quota allowance for a feature to an exact value. ## OpenAPI ````yaml /openapi/es/rest/2026-08-27.json put /usage/quota openapi: 3.1.0 info: title: Commet API version: '2026-08-27' description: Billing and payments API for SaaS and AI products. servers: - url: https://commet.co/api/v1 security: - ApiKeyAuth: [] tags: - name: Test Clock description: >- Simulate the passage of time in sandbox to test billing flows. Mirrors Stripe test clocks: forward-only and sandbox-only. - name: Customers - name: Subscriptions - name: Plans - name: Markets description: >- Reusable country groups for market-specific prices and selectable price variants. - name: Offers - name: Promo Codes - name: Features - name: Usage - name: Seats - name: Quota - name: Add-ons - name: Portal - name: Credit Packs - name: Plan Groups - name: Invoices - name: Payments description: >- One-time payments with no subscription or plan. Charge a customer's saved payment method off-session, or create a payment link the customer opens to pay. Tax, invoice, and receipt are handled automatically. - name: Transactions - name: Webhooks - name: API Keys - name: Payouts description: >- Withdraw available balance to your bank and manage the payout account (verification + destination bank accounts). - name: Provisioning description: >- Take ownership of an organization an agent provisioned headlessly. The agent holds the API keys from the start; a human claims the account through a claim link. paths: /usage/quota: put: tags: - Quota summary: Set quota description: Set a customer's quota allowance for a feature to an exact value. operationId: set-quota parameters: - name: Idempotency-Key in: header required: false description: >- Unique key used to safely retry this write for 24 hours without applying it twice. schema: type: string minLength: 1 maxLength: 200 - name: Commet-Version in: header required: false description: >- API version used by this reference. Send this header to select this contract explicitly. schema: type: string default: '2026-08-27' example: '2026-08-27' requestBody: required: true content: application/json: schema: oneOf: - type: object properties: featureCode: type: string minLength: 1 maxLength: 50 pattern: ^[a-z0-9_]+$ count: type: integer minimum: 0 maximum: 9007199254740991 customerId: type: string minLength: 1 maxLength: 200 required: - featureCode - count - customerId additionalProperties: false - type: object properties: featureCode: type: string minLength: 1 maxLength: 50 pattern: ^[a-z0-9_]+$ count: type: integer minimum: 0 maximum: 9007199254740991 externalId: type: string minLength: 1 maxLength: 200 required: - featureCode - count - externalId additionalProperties: false responses: '200': description: Success headers: X-Request-Id: $ref: '#/components/headers/RequestId' RateLimit-Limit: description: Maximum number of requests allowed in the current window. schema: type: string RateLimit-Remaining: description: Requests remaining in the current window. schema: type: string content: application/json: schema: $ref: '#/components/schemas/UsageQuotaEvent' example: id: quota_1a2b3c4d customerId: cus_1a2b3c4d featureCode: projects previousBalance: 2 newBalance: 3 ts: '2026-09-07T12:00:00.000Z' createdAt: '2026-09-07T12:00:00.000Z' object: usage_quota_event livemode: false '400': description: Bad request headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: validation_error code: validation_error message: The request contains an invalid parameter. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/validation_error.md '401': description: Unauthorized headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: authentication_error code: unauthorized message: A valid API key is required. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/unauthorized.md '403': description: Forbidden headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: authentication_error code: forbidden message: You do not have permission to perform this operation. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/forbidden.md '404': description: Not found headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: not_found_error code: not_found message: The requested resource was not found. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/not_found.md '409': description: Conflict headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: conflict_error code: idempotency_in_progress message: >- A request with this idempotency key is still being processed. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/idempotency_in_progress.md '429': description: Too many requests headers: X-Request-Id: $ref: '#/components/headers/RequestId' RateLimit-Limit: description: Maximum number of requests allowed in the current window. schema: type: string RateLimit-Remaining: description: Requests remaining in the current window. schema: type: string RateLimit-Reset: description: Seconds until the rate limit window resets. schema: type: string Retry-After: description: Seconds to wait before retrying the request. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: rate_limit_error code: rate_limited message: >- Too many requests. Retry after the interval specified in the Retry-After header. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/rate_limited.md '500': description: Internal server error headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: internal_error code: internal_error message: An unexpected error occurred while processing the request. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/internal_error.md '503': description: Service unavailable headers: X-Request-Id: $ref: '#/components/headers/RequestId' content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' example: error: type: internal_error code: idempotency_unavailable message: >- Idempotency storage is temporarily unavailable. Retry with the same idempotency key. doc_url: >- https://commet.co/docs/api-reference/2026-08-27/errors/idempotency_unavailable.md x-codeSamples: - lang: typescript label: TypeScript source: |- import { Commet } from "@commet/node"; const commet = new Commet({ apiKey: "ck_xxx" }); const usageQuotaEvent = await commet.quota.set({ featureCode: "api_calls", count: 1, customerId: "user_123", }); - lang: python label: Python source: |- from commet import Commet commet = Commet("ck_xxx") usage_quota_event = commet.quota.set( feature_code="api_calls", count=1, customer_id="user_123", ) - lang: go label: Go source: "client, err := commet.New(\"ck_xxx\")\nif err != nil {\n\tlog.Fatal(err)\n}\nctx := context.Background()\n\nusageQuotaEvent, err := client.Quota.Set(ctx, &commet.SetQuotaParams{\n\tFeatureCode: \"api_calls\",\n\tCount: 1,\n\tCustomerID: func(value string) *string { return &value }(\"user_123\"),\n})\nif err != nil {\n\tlog.Fatal(err)\n}" - lang: java label: Java source: |- import co.commet.Commet; import co.commet.params.SetQuotaParams; var commet = Commet.builder().apiKey("ck_xxx").build(); var usageQuotaEvent = commet.quota().set( SetQuotaParams.builder("api_calls", 1L).customerId("user_123").build() ); - lang: php label: PHP source: |- use Commet\Commet; $commet = new Commet('ck_xxx'); $usageQuotaEvent = $commet->quota->set( featureCode: 'api_calls', count: 1, customerId: 'user_123', ); components: headers: RequestId: description: >- Server-generated identifier that correlates this response with Platform logs. schema: type: string format: uuid schemas: UsageQuotaEvent: type: object properties: id: type: string customerId: type: string featureCode: type: string previousBalance: type: integer minimum: -9007199254740991 maximum: 9007199254740991 newBalance: type: integer minimum: -9007199254740991 maximum: 9007199254740991 ts: type: string format: date-time createdAt: type: string format: date-time object: type: string const: usage_quota_event livemode: type: boolean required: - id - customerId - featureCode - previousBalance - newBalance - ts - createdAt - object - livemode additionalProperties: false ErrorResponse: type: object properties: error: type: object properties: type: type: string code: type: string message: type: string param: type: string details: {} doc_url: type: string required: - type - code - message - doc_url additionalProperties: false required: - error additionalProperties: false securitySchemes: ApiKeyAuth: type: apiKey in: header name: x-api-key ```` ## Related topics - [Gestión de Quota](/docs/es/quota-management.md) - [Quota](/docs/es/how-does-quota-based-billing-work.md) - [Set seats](/docs/es/api-reference/seats/set-seats.md) - [Set plan visibility](/docs/es/api-reference/plans/set-plan-visibility.md) - [quota.exceeded](/docs/es/webhooks/quota-exceeded.md) This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.