From ff1cb5865c459aec0b9d3bb7347cbc35e6e7f078 Mon Sep 17 00:00:00 2001 From: Daniel Manrique Date: Mon, 26 Oct 2026 21:22:57 +0000 Subject: [PATCH 1/3] Document app builder and registry pricing Co-Authored-By: Claude Opus 5.5 --- about/billing.mdx | 6 ++++++ about/pricing.mdx | 15 +++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/about/billing.mdx b/about/billing.mdx index a0aaf72738..8e8c8338a9 100644 --- a/about/billing.mdx +++ b/about/billing.mdx @@ -64,6 +64,12 @@ For example, if you have a 10GB volume with 2GB of actual data and 5 daily snaps --- +## App builder and registry billing + +Building images with Depot or Fly builders and storing images in the Fly.io registry currently don't incur charges, so they don't appear on your invoice. For details, including image retention, see [App builders](/about/pricing#app-builders). + +--- + ## Unified Billing Unified billing allows you to consolidate billing for multiple organizations under a single organization. This means you'll receive a single invoice for all organizations under unified billing. This feature is useful for managing billing for multiple organizations, such as when you have multiple teams or projects. diff --git a/about/pricing.mdx b/about/pricing.mdx index 8bb1ba73fb..7464f06d6e 100644 --- a/about/pricing.mdx +++ b/about/pricing.mdx @@ -37,6 +37,7 @@ Monthly Machine prices assume 30 days of continuous runtime. Machines are billed | Support | \$29/month Standard; \$199/month Premium; Enterprise starts at \$2,500/month | Optional. Community support is free | | Fly Kubernetes | \$75/month per cluster | Compute and volumes are billed separately | | Extensions such as Tigris and Upstash | Provider's list price | Pricing is set by the extension provider and charges appear on your Fly.io invoice | +| App builders and registry image storage | No charge | Building images with Depot or Fly builders, and storing images in the Fly.io registry, are currently free. See [App builders](#app-builders) | New organizations use Pay As You Go pricing. There's no monthly platform fee; you pay for the resources and services you use. @@ -191,6 +192,20 @@ Snapshots for each volume are stored incrementally, so you'll only be charged fo You can check your snapshot usage in the **Billing** section of the [dashboard](https://fly.io/dashboard/personal/billing), on your Upcoming Invoice and in the Cost Explorer. +## App builders + +Fly.io currently offers two types of builders that build Docker images from your app's source: Depot (the default) and Fly builders (`fly deploy --depot=false`). Builders run on Linux x86_64. + +**Builders currently have no cost.** You aren't charged for build time, build resources, or build cache, whether a build succeeds, fails, or is cancelled. + +**Image storage in the Fly.io registry is currently free,** and there's no data transfer charge when Machines pull images from the registry. Images used by an existing Fly Machine are kept; images that no existing Machine uses may be deleted. + +To build without deploying, use `fly deploy --build-only`. To build and push the image to the registry without deploying, use `fly deploy --build-only --push`. + + +We may start charging for builders or registry storage in the future. If we do, we'll give ample notice before any charges apply. + + ## Network prices ### Anycast IP addresses From 3a484d3b6ed0f308e6aa6291234eef82b78e37f0 Mon Sep 17 00:00:00 2001 From: Daniel Manrique Date: Tue, 27 Oct 2026 12:53:25 -0400 Subject: [PATCH 2/3] Update about/billing.mdx Co-authored-by: Kristin Martin --- about/billing.mdx | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/about/billing.mdx b/about/billing.mdx index 8e8c8338a9..640faec0bd 100644 --- a/about/billing.mdx +++ b/about/billing.mdx @@ -66,7 +66,7 @@ For example, if you have a 10GB volume with 2GB of actual data and 5 daily snaps ## App builder and registry billing -Building images with Depot or Fly builders and storing images in the Fly.io registry currently don't incur charges, so they don't appear on your invoice. For details, including image retention, see [App builders](/about/pricing#app-builders). +There's currently no charge for building images with Depot or Fly builders, or for storing images in the Fly.io registry. These activities won't appear on your invoice. For details, including image retention, see [App builders](/about/pricing#app-builders). --- From cfba95c58583fdc7747a2da7958955fc1e3b4394 Mon Sep 17 00:00:00 2001 From: Daniel Manrique Date: Tue, 27 Oct 2026 12:54:18 -0400 Subject: [PATCH 3/3] Apply batched suggestions from code review copy-edits from review Co-authored-by: Kristin Martin --- about/pricing.mdx | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/about/pricing.mdx b/about/pricing.mdx index 7464f06d6e..f69df0b74c 100644 --- a/about/pricing.mdx +++ b/about/pricing.mdx @@ -194,16 +194,16 @@ You can check your snapshot usage in the **Billing** section of the [dashboard]( ## App builders -Fly.io currently offers two types of builders that build Docker images from your app's source: Depot (the default) and Fly builders (`fly deploy --depot=false`). Builders run on Linux x86_64. +Fly.io offers two builders for creating Docker images from your app's source code: Depot (the default) and Fly builders (`fly deploy --depot=false`). Both run on Linux x86_64. -**Builders currently have no cost.** You aren't charged for build time, build resources, or build cache, whether a build succeeds, fails, or is cancelled. +**There's currently no charge for builders.** You aren't charged for build time, resources, or cache, whether a build succeeds, fails, or is canceled. -**Image storage in the Fly.io registry is currently free,** and there's no data transfer charge when Machines pull images from the registry. Images used by an existing Fly Machine are kept; images that no existing Machine uses may be deleted. +**There's currently no charge for storing images in the Fly.io registry** or for data transfer when Machines pull images from the registry. Images used by existing Machines are retained. Images that aren't used by any existing Machines may be deleted. -To build without deploying, use `fly deploy --build-only`. To build and push the image to the registry without deploying, use `fly deploy --build-only --push`. +To build an image without deploying your app, use `fly deploy --build-only`. To also push the image to the Fly.io registry, use `fly deploy --build-only --push`. -We may start charging for builders or registry storage in the future. If we do, we'll give ample notice before any charges apply. +We may start charging for builders or registry storage in the future. If we do, we'll give you advance notice before any charges apply. ## Network prices