Formpost
Formpost is a free contact form to email API with AI spam filtering and no server needed.
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What is Formpost?
Formpost is a free contact form to email API that receives HTML form submissions directly in your inbox with AI-powered spam filtering. Point your form at a single Formpost endpoint — no server, no backend code, works with any framework — with a free tier including encrypted storage and dashboard access.
Formpost pricing
Pricing model: Freemium
Free tier available ('free forever'); Pro and Business tiers exist with longer storage retention, but specific pricing amounts not visible in provided content
Formpost pros
- AI-powered LLM spam filtering catches sophisticated spam traditional rules miss
- Serverless—no backend code, deployment, or runtime costs; works with any stack (HTML, React, Next.js, Vue, Astro, WordPress, etc.)
- Multiple anti-spam methods: honeypot, Turnstile/hCaptcha/reCAPTCHA, keyword rules, domain locking
- End-to-end HTTPS encryption, secure storage, webhooks to Slack/Discord/Telegram, autoresponder, S3 file uploads, read-only submissions API
Formpost cons
- Free tier limits submission storage to 30 days (Pro: 1 year, Business: indefinite)
- Limited to contact form use cases—not a general-purpose form builder
- Content cuts off; full pricing for Pro and Business tiers not shown
Frequently asked questions about Formpost
Do I need a backend server or database?
No. Formpost is serverless—point your HTML form at their endpoint and submissions arrive in your email inbox with nothing to deploy.
What frameworks and platforms does it work with?
Any stack: HTML, React, Next.js, Vue, Nuxt, Svelte, Astro, Angular, Alpine.js, Hugo, Jekyll, Eleventy, Gatsby, Webflow, Framer, WordPress, PHP, Rails.
How long are submissions stored?
Free: 30 days in dashboard; Pro: 1 year; Business: indefinitely. All tiers email submissions immediately.
Is my data private and secure?
Yes. Submissions are encrypted end-to-end over HTTPS and at rest. Data is not tracked, sold, or profiled—you can export or delete any time.