Case Study
View Case StudyTray.ai
Migrating hundreds of thousands of pages, re-platforming and extending for the leading composable AI integration platform
From Builder.io to Storyblok
We are the Builder.io to Storyblok migration experts
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Challenges with Builder.io
Key pain points
Builder.io looks impressive in demos but the reality of day-to-day usage tells a different story. The editor can be laggy, especially with more than 30 components on a page, and we have seen reports of outright crashes that lose unsaved work. The documentation is a persistent sore point. Developers on forums describe spending days trying to get basic integrations working because the docs are outdated or incomplete. For an agency setting up projects for clients, unreliable documentation means unpredictable timelines.
Pricing is another area where Builder.io catches teams off guard. The free tier exists but is quite limited, and costs ramp up quickly once you need features like roles, scheduling, or higher usage limits. We have seen complaints from freelancers and small teams about unexpected charges and slow support response times when trying to resolve billing issues. The lack of self-hosting is also a hard blocker for some clients with strict data residency requirements.
The biggest concern from our perspective is vendor lock-in. Builder.io's SDKs are deeply embedded in your frontend code, and if you ever need to migrate away, you are essentially rebuilding your page composition layer from scratch. There is also no real-time collaboration, so two editors working on the same page can overwrite each other's changes without warning.
Editor performance and stability
The visual editor becomes laggy with complex pages and has been reported to crash, losing unsaved work. Teams with content-heavy pages will feel this friction daily.
Outdated and incomplete documentation
Developers consistently report that the docs are confusing, outdated, or missing critical steps. Getting started takes far longer than it should for a tool that sells itself on speed.
Vendor lock-in risk
Builder.io's SDKs are tightly coupled to your frontend. Migrating away means rebuilding your entire page building and composition layer from scratch.
Limited collaboration tools
Builder.io now offers branching and peer review workflows in its Fusion product, but true real-time co-editing is still missing. Editors working outside of the Projects workflow can still overwrite each other's changes.
Pricing escalation
Costs ramp up quickly beyond the free tier, and teams report unexpected charges. Basic features like roles and scheduling sit behind higher-priced plans.
Slow and unresponsive support
Multiple users report delayed support responses, unresolved tickets, and difficulty getting refunds or cancellations processed in a reasonable timeframe.
Benefits of Storyblok
Key advantages
If you've ever tried explaining "headless" to a content team and watched their eyes glaze over, Storyblok is your peace offering. The visual editor is genuinely good: editors see changes on the real page preview instead of filling out abstract field forms.
That's the upside. The downside is that the API lacks a few basics, like fetching child or sibling pages directly, and the tier jumps get steep once you need more locales or seats. If Storyblok is your choice, we can make it work, we know where the rough edges are and how to set it up cleanly.
Visual editing capabilities
Yes, you read that right, you can do real-time, on-page editing. Make a change, see it instantly, no staging limbo, which means you can stop “guess and publish.”
Component-based approach
You can build a component once and use it everywhere. You can also update a button or banner in one place, and the entire site fixes itself.
Efficient content structuring
Your content stays clean, organised, reusable, and not scattered across 40 pages. Developers work with structured data, editors drag-and-drop pieces like Lego. Everyone gets to stay sane.
Robust multi-language support
One CMS, many languages, zero chaos. Localise content without duplicate pages, messy exports, or spreadsheet archaeology.
Collaborative environment
Writers, designers, and editors can all jump in at the same time without breaking each other’s work. Add comments and approvals. View version histories for teamwork without the headache.
Highly customisable
If your design system can imagine it, you can use Storyblok to model it. There are custom fields, workflows, and logics that can bend to your stack rather than the other way around.
Common questions
Builder.io to Storyblok migration FAQs
Answers to the most common questions about Builder.io to Storyblok migration
Can you migrate from Builder.io without losing your page designs?
Yes, but it takes work. Builder.io's visual editor stores page compositions as JSON that references your registered components. Those component registrations are tightly coupled to Builder's SDK, so you can't just export and import elsewhere. What you can preserve is the design itself. We extract the page structures, map them to equivalent components in the new system, and rebuild the composition layer. The visual output stays the same. Typical timeline is 6-10 weeks depending on how many page types and custom components are involved. The biggest time sink is usually recreating A/B test variants and personalisation rules that lived inside Builder's platform.
What does Builder.io actually cost?
Builder.io's free tier gives you 1 user and basic features, which is enough to evaluate but not to run a real project. The Growth plan starts at $49/month and includes more seats and content types. Beyond that, pricing gets opaque. Teams needing roles, scheduling, and higher API limits are pushed toward custom Enterprise plans that typically start in the $500-$1,000/month range. We've heard from freelancers and small agencies who were caught off guard by charges after exceeding limits on the Growth plan. Builder.io also charges per "impression" on higher tiers, which means your costs scale with traffic in ways that aren't always predictable.
How does Builder.io compare to a traditional headless CMS?
Builder.io is a visual page builder first and a CMS second. That distinction matters. If your primary goal is letting marketing teams build landing pages without developer involvement, Builder.io does that well. If you need structured content modelling, editorial workflows, multi-language support, or content that powers more than just web pages, a traditional headless CMS is a better fit. Builder.io's SDK embeds deeply into your frontend code, which creates vendor lock-in that most headless CMS platforms avoid. We typically recommend Builder.io only when the use case is narrow: high-volume landing page creation for marketing teams. For everything else, a headless CMS with a proper content model gives you more flexibility long-term.
What's the main risk of building on Builder.io?
Vendor lock-in. Builder.io's SDKs are woven into your component rendering layer, which means migrating away requires rebuilding how your pages are composed and rendered. That's not a content migration, it's an architecture migration. With a typical headless CMS, your content is accessible through standard APIs and your frontend is independent. With Builder.io, the two are intertwined. We've worked with teams who spent months extracting themselves from Builder.io because every page template needed to be recreated outside the platform. If you're evaluating Builder.io, go in with eyes open about the exit cost.
What are the best Storyblok alternatives?
Sanity is the alternative we recommend most often. It offers deeper content modelling, real-time collaboration, and a pricing model that doesn't spike when you add features. Contentful is another option if you want a mature ecosystem, though it's pricier. For teams that loved Storyblok's visual editor, Sanity's Presentation tool now provides a similar live preview experience. We've migrated several Storyblok projects to Sanity, and the feedback from both editors and developers has been positive.
How much does Storyblok cost?
Storyblok has a Starter plan at $0 with 1 seat, 2 locales, and 100K API requests. The Growth plan is $99/month for 5 seats, 1M API requests, and 2 locales. Growth Plus is $349/month for 15 seats, 4M API requests, and 10 locales. Extra seats are $15/month each, extra locales $20/month, extra traffic $75/250GB. Premium and Elite are custom pricing and unlock SSO, custom roles, and the GraphQL API. Teams often outgrow the Growth plan on locales or API volume rather than features, which forces a $250/month jump.
Does Storyblok have a visual editor?
Yes, and it's one of the best in the headless CMS space. You see real-time changes as you edit, directly on your site preview. It's the main reason many teams pick Storyblok. That said, Sanity now offers a comparable experience through its Presentation tool, which gives you live visual editing with more flexibility in content modelling. If the visual editor is your primary reason for choosing Storyblok, it's worth comparing both before committing.
Can I migrate from Storyblok to another CMS?
Yes. We export your stories, components, and assets through Storyblok's API, then restructure everything for the target platform. Storyblok's component-based content model actually maps well to Sanity's block system. Most migrations take 3-5 weeks. The main challenge is handling Storyblok's nested component structure and translating field-level localization to the new platform's approach. We keep your site running on Storyblok throughout, so there's zero downtime during the switch.
Is Storyblok good for large websites?
It works for mid-size sites but starts showing strain at enterprise scale. The API has performance limitations when fetching deeply nested content, and the pricing jumps between tiers are steep. Teams with 50+ pages and multiple locales often find themselves on the Growth Plus plan ($349/month) or pushed toward Premium sooner than expected, especially because custom roles and SSO only appear on enterprise tiers. For large-scale projects, we typically recommend Sanity instead. Its GROQ query language handles complex content relationships more efficiently, and pricing scales more predictably.
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