Comparison
| Tool | Price from | Free plan | Category |
|---|---|---|---|
 Portkey | 49 USD/mo | yes | Website & app builders |
 Supabase | 25 USD/mo | yes | Website & app builders |
 Bolt | 25 USD/mo | yes | Website & app builders |
 Bubble | 29 USD/mo | yes | Website & app builders |
 LangChain | 39 USD/mo | yes | Website & app builders |
 Gemini Enterprise Agent Platform | 0,75 USD | ? | Website & app builders |
 Shopify Sidekick | 79 PLN/mo | yes | Website & app builders |
 Wix | 17 USD/mo | yes | Website & app builders |
 Replit | 20 USD/mo | yes | Website & app builders |
Each alternative in short
1. Supabase
Open-source-style Postgres development platform bundling database, auth, APIs, functions, storage and vector search for building apps.
Yes, there is a free plan. Free plan: unlimited API requests, 50,000 monthly active users, 500 MB database, shared CPU with 500 MB RAM, 5 GB egress, 1 GB file storage, community support, limit of 2 active projects.
2. Bolt
AI builder that turns text prompts into websites, apps and prototypes, for founders, marketers, PMs and small businesses without coding.
Yes, there is a free plan. Public and private projects, 300K tokens daily limit, 1M tokens per month, website hosting up to 333k web requests, unlimited databases, 10MB file upload limit, Bolt branding on websites.
3. Bubble
No-code platform for building web and mobile apps, with AI prompting and visual editing, for founders, agencies and teams.
Yes, there is a free plan. Build any app for free in the development version; upgrading to Starter is needed to launch a live website and custom domain.
4. LangChain
Open agent engineering platform for building, testing, deploying and monitoring AI agents, aimed at engineering teams.
Yes, there is a free plan. Developer plan: free, 1 seat, up to 5k base traces per month, then pay-as-you-go, community support. Open source frameworks are free to use.
5. Gemini Enterprise Agent Platform
Google Cloud platform for developers to build, scale, govern and optimize AI agents on Gemini models.
The vendor does not state this clearly on the homepage or pricing page.
6. Shopify Sidekick
AI assistant built into Shopify that helps merchants start, run and grow an online store, from design and product copy to marketing and store setup.
Yes, there is a free plan. Sidekick is included with the Shopify plan. The page offers a free trial (3 days, then PLN 4/month for 3 months on the Basic plan) and the Start for free option; usage limits apply.
7. Wix
Free website builder with 2,000+ templates, built-in AI tools and a custom domain, for building a site without coding.
Yes, there is a free plan. Free website builder to create a site; a custom domain and removal of limits require a paid Premium plan.
8. Replit
AI platform where you describe an app or website in plain language and it builds, hosts and publishes it, with no coding needed.
Yes, there is a free plan. Free Mode lets you brainstorm and create without token costs; the first prompt is free and Free Mode allows up to 30 hours of chat and 60 projects on the Core plan.
FAQ
What is the best alternative to Portkey?
The most popular option in the same category is Supabase. See the comparison table above.