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Best free backend and hosting platforms for AI apps (2026)
7 of the 11 backend and hosting platforms for AI apps we rank have a free plan, free tier or free open-source release. In our ranking order, the best free option is Vercel (#1), followed by Supabase (#2) and Netlify (#3).
The 7 free options, in ranking order
From each tool's own pricing page- #1 Vercel
- Free plan: Hobby at $0 a month for web apps and personal projects: repo import, automatic CI/CD, a Web Application Firewall, a global CDN, Fluid compute and DDoS mitigation.Source: vercel.com, checked Our verdict: Simplest deploys for frontends and serverless functions, plus an AI SDK.
- #2 Supabase
- Free plan: Free at $0 with up to 2 active projects. Free projects pause after 1 week of inactivity.Source: supabase.com, checked Our verdict: Postgres, auth and storage in one; the go-to backend for vibe-coded apps.
- #3 Netlify
- Free plan: Free at $0 forever with 300 credits a month.Source: netlify.com, checked Our verdict: Build with AI or code and deploy instantly; free plan, Personal $9 and Pro $20 a month.
- #5 Convex
- Free plan: Free & Starter plan at $0, pay as you go, for 1 to 6 developers.Source: convex.dev, checked Our verdict: Open-source reactive backend: database, functions, file storage and search in TypeScript; free tier, Professional $25 per developer.
- #6 Resend
- Free plan: Free at $0 a month: 3,000 emails a month (100 a day), 3 domains, 3 inboxes, ticket support, 10,000 automation runs and 30-day data retention.Source: resend.com, checked Our verdict: Developer-friendly email API for transactional email and newsletters.
- #8 Backenly
- Free plan: Free at $0 forever with no card: 1 live project, 50,000 monthly active users, a 512 MB Postgres database, 1 GB of file storage and 200 AI credits a month.Source: backenly.com, checked Our verdict: Backend built for coding agents: your agent sets up Postgres, auth, storage and functions over MCP, and Backenly fixes safe issues on its own while holding risky changes for your approval. New in Oct 2026; free plan, Pro $25 a month, or self-host under Apache 2.0.
- #9 deed.page
- Free plan: Free at $0 with no signup: 25 sites of 25 MB each, 10 versions kept, 1 custom domain, public sites only, 90-day analytics and 10 GB of transfer a month.Source: deed.page, checked Our verdict: Static hosting built for AI agents: one PUT or POST, or an MCP call, turns files into a permanent public URL at a slug the agent picks, with no signup. Free covers 25 sites of 25 MB; Hobby is $3 and Pro $15 a month. Static files only, and much newer than Vercel.
Ranks are from our full ranking of deploy and backend for AI apps (11 tools). Railway offers a 30-day trial rather than an ongoing free plan, so it is not listed. Ranked tools not listed have no ongoing free plan on their pricing page or our fact sheet. Free plans change often, so check the official page before you rely on one. Nothing on this page is sponsored.
Questions
Frequently asked
What is the best free backend and hosting for AI apps?
Vercel, ranked #1 of 11. Its free option: Hobby at $0 a month for web apps and personal projects: repo import, automatic CI/CD, a Web Application Firewall, a global CDN, Fluid compute and DDoS mitigation. Source: https://vercel.com/pricing, checked 2026-11-10.
Which deploy and backend for AI apps tools are free?
Vercel (#1), Supabase (#2), Netlify (#3), Convex (#5), Resend (#6), Backenly (#8), deed.page (#9).
How did you check the free plans?
We opened each tool's own pricing page or repository on Nov 10, 2026 and wrote down what the free option includes. Tools whose only free option is a trial or a one-time signup credit, or whose pricing page did not load for us, are left out.
Is the order the same as the full ranking?
Yes. Tools appear in the same order as our full ranking of deploy and backend for AI apps, which is based on how well each tool does the job, not on price.
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