Staxly

Buildkite vs Loops

Hybrid CI/CD — your compute, their orchestration. Built for scale.
vs. Email marketing for SaaS — loops, transactional, campaigns in one

Buildkite websiteLoops website

Pricing tiers

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
Buildkite website

Loops

Free
1,000 subscribed contacts. 4,000 sends/month. All features. Loops footer on emails.
Free
Paid — 1.5k
1,500 contacts. Unlimited sends. No footer.
$15/mo
Paid — 5k
5,000 contacts. Unlimited sends.
$49/mo
Paid — 10k
10,000 contacts.
$99/mo
Paid — 25k
25,000 contacts.
$199/mo
Paid — 50k
50,000 contacts.
$349/mo
Custom
>100k contacts — contact sales.
Custom
Loops website

Free-tier quotas head-to-head

Comparing free on Buildkite vs free on Loops.

MetricBuildkiteLoops
No overlapping quota metrics for these tiers.

Features

Buildkite · 17 features

  • Agent QueuesRoute jobs to specific agents by tag.
  • AnnotationsRich Markdown in build UI.
  • ArtifactsUpload + download build artifacts.
  • Audit LogEnterprise audit.
  • Automatic CancelCancel stale builds on new push.
  • Automatic + Manual RetriesConfigurable retry semantics.
  • Buildkite Hosted AgentsManaged agents (opt-in).
  • Dynamic PipelinesGenerate YAML in a command step.
  • input StepBlock for user input.
  • ParallelismParallel step scaling with BUILDKITE_PARALLEL_JOB.
  • PipelinesYAML + optional dynamic upload.
  • PluginsAgent-level lifecycle hooks.
  • Secrets (Vault)Integrate with HashiCorp Vault, SSM.
  • Teams + RBACEnterprise permissions.
  • Test EngineFlaky test + timing insights.
  • trigger StepFire another pipeline.
  • wait StepSync point in pipeline.

Loops · 12 features

  • API KeysScoped keys for testing vs production.
  • Audiences (Segments)Filter contacts by properties + event behavior.
  • Campaign AnalyticsOpen/click/unsubscribe rates, heatmaps, A/B significance.
  • CampaignsOne-off broadcasts to audience segments. Schedule + A/B test subject.
  • ContactsContact records with custom properties (strings, numbers, booleans, dates).
  • Email EditorVisual block-based + Markdown + HTML modes.
  • EventsSend events to trigger loops/journeys or filter audiences.
  • Loops (Automations)Event-triggered automation flows with delays + conditions.
  • Mailing ListsOpt-in lists with subscribe/unsubscribe preferences per list.
  • Template LibraryPre-built templates for SaaS use cases (onboarding, digest, launch).
  • Transactional APISend transactional emails (receipts, password resets) via /transactional endpoin
  • WebhooksSubscribe to contact/event changes.

Developer interfaces

KindBuildkiteLoops
CLIbk (Buildkite CLI)
SDK@loops/loops, loops-py
RESTBuildkite REST APILoops REST API
GRAPHQLBuildkite GraphQL API
OTHERBuildkite Agent, Buildkite Dashboard, Buildkite Plugins, pipeline.ymlWebhooks
Staxly is an independent catalog of developer platforms. Outbound links to Buildkite and Loops are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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