Tool profile
Fastly Image Optimizer: cost, fit and limits
Fastly Image Optimizer is a CDN image transformation product from the Fastly edge platform that resizes and converts pictures at request time, billed in tiers per 10,000 image requests, with a free allowance each month.
What to know first
Fastly bills Image Optimizer per 10,000 image requests with falling tiers. The first 100,000 requests a month are free, then $0.50 per 10,000 up to 10 million, $0.15 per 10,000 from 10 to 50 million, and rates fall to $0.01 per 10,000 beyond 5 billion. It sits in the Fastly platform beside CDN, WAF and DDoS products, and no AI feature is named for it.
Fastly Image Optimizer at a glance
| Maker | Not stated on the vendor pages, Not stated on the vendor pages |
|---|---|
| Free plan | Yes |
| Entry price | Free up to 100,000 image requests per month |
| API access | Yes |
| Category | Best AI Image Optimization Services in 2026, rank 8 of 10 |
| Website | fastly.com/products/image-optimizer |
Who Fastly Image Optimizer is best for
Large sites already delivered through Fastly
Optimization runs inside the same edge platform as delivery, so a high-traffic publisher avoids routing images through a second vendor and a second set of rules.
Teams with spiky image traffic
Per-request pricing with a free monthly tier means a quiet site pays nothing, while a busy launch month scales with usage instead of a fixed plan.
Buyers wanting edge security next to images
Fastly lists WAF and DDoS protection, Full Site Delivery and TLS products on the same site, so image work can sit within a wider edge setup.
Fastly Image Optimizer plans and pricing
| Plan | Price | What it includes |
|---|---|---|
| Free tier | Free (0 to 100,000 image requests per month) | Image Optimizer with a sign-up for free, covering the first 100,000 image requests each month. |
| Tier 2 | $0.50 per 10,000 image requests (100,000 to 10 million per month) | Image Optimizer billed per 10,000 requests once the free tier of 100,000 is exhausted each month. |
| Tier 3 | $0.15 per 10,000 image requests (10 to 50 million per month) | Image Optimizer at a lower rate per 10,000 requests for sites with tens of millions of image requests monthly. |
Checked November 2026.
What Fastly Image Optimizer does
- Edge image optimization
- Image Optimizer transforms pictures on the Fastly network for image-heavy sites, so resizing and format work happens near the visitor instead of at the origin server.
- Tiered request pricing
- Rates fall in tiers, down to $0.01 per 10,000 image requests beyond 5 billion, which rewards very large volumes with a steadily lower marginal cost.
- Platform breadth
- The product sits on an edge platform that includes CDN, WAF and DDoS protection, so image delivery can be managed with the same console and contract.
- Delivery pairing
- Image Optimizer is described beside Full Site Delivery and TLS products on the vendor site, which signals that it extends a Fastly delivery setup, not a standalone service.
How Fastly Image Optimizer handles your data
The pricing page and the Image Optimizer product page were the sources read. They did not state whether processed images are used to train models, how long cached or transformed versions are retained, or in which regions processing occurs, and no certifications were read, so the vendor's policy was not checked for this. Because images pass through an outside edge network, a buyer with residency, retention or audit requirements should ask Fastly for its terms on these topics before routing customer content.
Where Fastly Image Optimizer falls short in practice
- Needs Fastly delivery. Image Optimizer is an add-on to the Fastly platform, so a site on another CDN would have to move delivery as well, which is a larger project than adding a plugin.
- Request-based meter. Billing counts image requests per 10,000, so a page with many thumbnails can use the free 100,000 quickly. Forecasting needs page views multiplied by images per page.
- No AI feature named. The pages we read describe optimization at the edge only. No tagging, alt text or generative editing is named, so those jobs need a separate product.
Alternatives to Fastly Image Optimizer
Fastly Image Optimizer: common questions
How many image requests are free?
The pricing page lists a free tier of up to 100,000 image requests per month for Image Optimizer, with sign-up for free. Beyond that, usage is billed per 10,000 requests in tiers. Multiply page views by images per page to see whether your site stays inside it.
What does it cost above the free tier?
The page lists $0.50 per 10,000 image requests from 100,000 to 10 million a month and $0.15 per 10,000 from 10 to 50 million. Tiers continue down to $0.01 per 10,000 beyond 5 billion. At 1 million requests a month, 900,000 billed would be about $45.
Can I use Image Optimizer without Fastly delivery?
The product page presents Image Optimizer as part of the Fastly edge platform beside Full Site Delivery, and the pages we read do not describe standalone use. Ask the vendor whether it can be used with an origin you already run, before planning a migration.
Does Image Optimizer use AI?
The pages we read name no AI feature for Image Optimizer, although the site mentions an AI platform for its wider edge products. If tagging, alt text or generative editing matters, look at Uploadcare or Cloudimage, which name those features on their pages.
When is Fastly a better fit than a plugin?
When traffic is large and already delivered through Fastly. Per-request tiers fall to $0.15 per 10,000 at 10 million requests and above, whereas WordPress plugins such as Imagify meter by monthly gigabytes. A small blog gains little from an edge platform contract.