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Add billing with Django

Add subscriptions, usage-based pricing, metered billing, and payments to your Django application using the Commet Python SDK.

Start billing for freeRead docs

Billing that fits your stack

Add billing views to your URLconf. Django's CSRF protection works out of the box for billing forms, and you can exempt webhook endpoints with a decorator.

billing/views.py
from django.http import JsonResponse
from django.views.decorators.http import require_POST
from billing.commet_client import commet
@require_POST
def subscribe(request):
data = json.loads(request.body)
commet.customers.create(
email=data["email"],
id=data["customer_id"],
)
subscription = commet.subscriptions.create(
customer_id=data["customer_id"],
plan_code="pro",
)
return JsonResponse({"checkout_url": subscription.checkout_url})
from django.http import JsonResponse
from django.views.decorators.http import require_POST
from billing.commet_client import commet
@require_POST
def subscribe(request):
data = json.loads(request.body)
commet.customers.create(
email=data["email"],
id=data["customer_id"],
)
subscription = commet.subscriptions.create(
customer_id=data["customer_id"],
plan_code="pro",
)
return JsonResponse({"checkout_url": subscription.checkout_url})
Terminal
pip install commet-sdk
pip install commet-sdk

Install in seconds

Add billing to your Django app with the Commet SDK. Views for subscriptions, usage tracking, and webhook handling.

Get startedDocumentation

Frequently Asked Questions

Install the Commet SDK, add your API key, and start billing. Follow the Django integration guide for a step-by-step walkthrough with code examples.

Commet supports metered (pay for what you use), credits (block when exhausted), balance (spend across features), seats (per-user pricing), and boolean (feature gating). Learn more in the consumption models guide.

Yes. Call the usage tracking method whenever a billable event happens. Commet aggregates usage and bills it at the end of each billing period. Works for API calls, AI tokens, storage, or any custom metric. See the usage tracking guide for details.

Yes. Commet has a built-in AI model catalog with per-token pricing. You can track input, output, and cache tokens with configurable margins. See the AI token billing guide for setup instructions.

Yes. Commet is a Merchant of Record that handles taxes, compliance, refunds, and payouts. Stripe Tax is integrated for automatic tax calculation. Read more about the Merchant of Record model.

Commet has no setup fees and no monthly minimums. You only pay 5% + $0.40 per successful transaction. You can start building and testing for free using the sandbox environment. See pricing for details.

Commet works with every framework

Pick your stack — the SDK is the same everywhere. Subscriptions, usage tracking, and checkout work the same across Node, Python, Go, Java, and PHP.

  • Next.js
  • Express
  • Hono
  • Remix
  • SvelteKit
  • Nuxt
  • Astro
  • Bun
  • Python
  • Flask
  • FastAPI
  • PHP
  • Laravel
  • Symfony
  • Go
  • Encore
  • Java

Subscription billing built for developers and agents

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Accept global payments, handle usage-based pricing, subscriptions, and seats — without building your own infrastructure.

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