Formspree vs Buildkite
Form backend as a service — point your HTML form at a URL and done
vs. Hybrid CI/CD — your compute, their orchestration. Built for scale.
Pricing tiers
Formspree
Free
$0. 50 submissions/mo. 1 form. Formspree branding in emails. Basic spam filtering.
Free
Basic
$10/mo. 500 submissions/mo. Unlimited forms. Custom success redirect. Honeypot anti-spam.
$10/mo
Professional
$20/mo. 1,000 submissions/mo. reCAPTCHA, webhooks, integrations, rules engine.
$20/mo
Unlimited
$40/mo. 2,500 submissions. File uploads, team members, priority support.
$40/mo
Enterprise
Custom. SSO, SAML, HIPAA, high volume, dedicated support.
Custom
Buildkite
Free (Developer)
$0. Unlimited jobs on self-hosted agents. 10K jobs/mo on Buildkite Hosted.
Free
Buildkite Hosted (usage)
Per-minute on Buildkite-hosted agents. $0.002/min Linux baseline.
$0/mo
Pro
$20/user/mo. SSO. Audit log. Support. Unlimited self-hosted.
$20/mo
Enterprise
Custom. SAML, RBAC, audit SLA, dedicated support.
Custom
Free-tier quotas head-to-head
Comparing free on Formspree vs free on Buildkite.
| Metric | Formspree | Buildkite |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Formspree · 11 features
- Custom Success Redirect — Redirect after submit.
- Email Notifications — Submissions delivered to inbox.
- File Uploads — Accept attachments (Unlimited).
- IP Filtering — Block spam IPs.
- React SDK — Hooks + state management.
- Rules Engine — Conditional routing, auto-responders.
- Spam Protection — Honeypot + reCAPTCHA + keyword filter.
- Submission Analytics — Volume + source stats.
- Team Members — Multi-user (Unlimited).
- Webhooks — POST submissions to your server.
- Zero Backend — HTML <form action> → email.
Buildkite · 17 features
- Agent Queues — Route jobs to specific agents by tag.
- Annotations — Rich Markdown in build UI.
- Artifacts — Upload + download build artifacts.
- Audit Log — Enterprise audit.
- Automatic Cancel — Cancel stale builds on new push.
- Automatic + Manual Retries — Configurable retry semantics.
- Buildkite Hosted Agents — Managed agents (opt-in).
- Dynamic Pipelines — Generate YAML in a command step.
- input Step — Block for user input.
- Parallelism — Parallel step scaling with BUILDKITE_PARALLEL_JOB.
- Pipelines — YAML + optional dynamic upload.
- Plugins — Agent-level lifecycle hooks.
- Secrets (Vault) — Integrate with HashiCorp Vault, SSM.
- Teams + RBAC — Enterprise permissions.
- Test Engine — Flaky test + timing insights.
- trigger Step — Fire another pipeline.
- wait Step — Sync point in pipeline.
Developer interfaces
| Kind | Formspree | Buildkite |
|---|---|---|
| CLI | — | bk (Buildkite CLI) |
| SDK | @formspree/core, @formspree/react | — |
| REST | Formspree REST API | Buildkite REST API |
| GRAPHQL | — | Buildkite GraphQL API |
| OTHER | Direct HTML Form Submit, Formspree Dashboard, Formspree Webhooks | Buildkite Agent, Buildkite Dashboard, Buildkite Plugins, pipeline.yml |
Staxly is an independent catalog of developer platforms. Some links to Formspree and Buildkite may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
Want this comparison in your AI agent's context? Install the free Staxly MCP server.