[ usebasin.com · “Build forms that work, without all the work” · verified 2026-08-20 ]
Basin is a polished, long-running form backend with strong integrations, file uploads, and — uniquely among the classic players — an actual API for creating and configuring forms, plus an AI “Lead Agent” that tags and scores submissions. It is the most credible technical peer in this space. The comparison below focuses on where control-plane depth, pricing structure, and agent ergonomics differ.
The short answer
Furrow Forms is the better choice for agent-driven and multi-site workflows: MCP, agent cold-start, site-level settings inheritance, and full API access on the free tier. Basin is the better choice if you want AI applied to incoming submissions (lead scoring, tagging) or need native integrations from an established product.
Furrow Forms — best for
AI agents provisioning sites end to end, agencies with many client sites, free-tier API access
Basin — best for
AI-assisted lead management, native integrations, teams already on Basin
Feature by feature
| Capability | Furrow Forms | Basin |
|---|---|---|
| Create & configure forms via API | yes Full CRUD over REST + MCP; bootstrap_site provisions a whole site’s forms in one call | partial A management API and CLI exist — gated to the Growth plan (~$24/mo) |
| MCP server | yes 26 tools over streamable HTTP or stdio — full lifecycle, from account registration to reading submissions and Stripe billing links | no No MCP surface; their AI runs inside the product, not as an agent interface |
| Agent cold-start (account via API) | yes Agents register accounts via GET/POST /api/register; the human reads one email code | no Browser signup only |
| Site-level settings, inherited by forms | yes Security and routing configured once per website; every form inherits | no Configuration is per form |
| Signed webhooks with retries + log | yes HMAC-SHA256 signed, retried with backoff, logged, testable — all tiers | partial Webhooks available; signing/retry detail varies by plan |
| Spam protection | yes Honeypot + timing field + Turnstile + domain allowlist + rate limits + server-side filtering, on by default; spam never counts toward quota | yes Multiple filters incl. AI-assisted spam detection |
| API access on the free tier | yes The whole product on the free tier, volume-capped | no API is a Growth-plan feature (~$24/mo) |
| File uploads | yes Opt-in per website, inherited by every form; files land in a private per-site inbox (PDF, JPEG, PNG, WebP by default) — emails and webhooks link to it, never to raw file URLs | yes Supported on paid plans |
| Native integrations | no Signed webhooks are the integration story | yes Email, Slack, Zapier, and more |
| AI on submissions (scoring, tagging) | no Furrow feeds your pipeline via signed webhooks instead | yes “Lead Agent” — natural-language rules, from ~$30/mo |
Pricing
| Furrow Forms | Basin | |
|---|---|---|
| Free tier | $0 — 100 subs/mo, full API + MCP | $0 — 50 subs/mo |
| First paid tier | $199/yr flat per workspace — 10k subs/mo, unlimited forms & sites | Starter ~$12.50/mo (~$150/yr) |
| Tier with API access | Included free | Growth ~$24/mo (~$290/yr) |
| AI features | Agent control plane included | Lead Agent from ~$30/mo |
Basin’s management API — the closest thing to Furrow’s control plane in this market — costs roughly $290/year. Furrow includes its full API and MCP surface at $0, and everything at $199/year.
Honest trade-offs
FAQ
Yes for API-first and agent-driven teams: Furrow Forms includes its management API and MCP server free, supports agent account cold-start, and inherits settings across a whole site. Basin is the stronger pick for AI-assisted lead management and native integrations.
Three things: Furrow’s API is included on the free tier (Basin’s requires the ~$24/mo Growth plan), Furrow adds an MCP server so AI agents can operate it directly, and agents can register a brand-new account via API — with Basin a human must sign up and configure the account first.
Lead Agent applies AI to incoming submissions — tagging, scoring, and filtering with natural-language rules — from about $30/month. Furrow Forms does not process submissions with AI; it delivers them via signed webhooks so your own pipeline (or agent) decides.
[ verified against usebasin.com on 2026-08-20 · re-checked monthly · corrections welcome — /contact ]
paste this into your agent
Fetch furrowforms.com/ai and set up forms for this site.