Staxly

Mailgun vs PlanetScale

Email API for developers with deep deliverability tooling
vs. Serverless MySQL (Vitess) and Postgres at scale

Mailgun websitePlanetScale website

Pricing tiers

Mailgun

Free
100 emails/day. 1 custom domain, 1-day log retention, 1 inbound route. No credit card.
Free
Basic
$15/month. 10,000 emails/month, no daily limit, 5 inbound routes.
$15/mo
Foundation
$35/month (1st month free). 50,000 emails/month, 1,000 custom domains, 5-day retention.
$35/mo
Scale
$90/month. 100,000 emails/month, SAML SSO, 5,000 email validations, dedicated IP pools, 30-day retention.
$90/mo
Enterprise
Custom. Deliverability services, managed onboarding.
Custom
Mailgun website

PlanetScale

Postgres EBS single-node — PS-5
Single-node EBS, 512 MiB RAM, arm64. Entry point for Postgres.
$5/mo
Postgres EBS HA — PS-5
3-node (primary + 2 replicas), 512 MiB, arm64.
$15/mo
Vitess (non-Metal) — PS-10
Vitess MySQL sharded cluster, 1 GiB RAM.
$39/mo
Postgres Metal — M-10
3-node Metal, 1 GiB RAM + 10 GiB local storage. Much higher IOPS.
$50/mo
Vitess Metal — M-160
Vitess Metal, 16 GiB RAM + 110 GiB storage.
$609/mo
Enterprise
Custom agreements, dedicated regions, 99.99% SLA.
Custom
PlanetScale website

Free-tier quotas head-to-head

Comparing free on Mailgun vs pg-ebs-nonha-starter on PlanetScale.

MetricMailgunPlanetScale
ha0 nodes
ram mib512 MiB

Features

Mailgun · 14 features

  • Batch SendingSend up to 1,000 recipients per API call via recipient variables.
  • Dedicated IPsIP pools with auto warmup. Scale+ tier.
  • Deliverability SuiteInbox placement testing, DMARC reporting, seed lists.
  • Email LogsSearchable log of all send attempts + events.
  • Email TemplatesTemplate builder + variables + versioning.
  • Email ValidationReal-time email verification (syntax, MX, role accounts, disposable).
  • EU RegionData stored in EU for GDPR-sensitive customers.
  • Inbound RoutingRoute incoming emails to URLs/SMTP. Attachment forwarding.
  • Mailing ListsUnlimited mailing lists with bulk subscribe/unsubscribe.
  • Open/Click TrackingHTML + text tracking with configurable tracking domain.
  • SAML SSOScale+ tier.
  • Send APIREST/SMTP send with MIME + tracking.
  • TagsTag messages to slice stats.
  • Webhook Eventsdelivered, opened, clicked, unsubscribed, complained, permanent_fail, temporary_

PlanetScale · 12 features

  • BackupsAutomated daily backups with retention.
  • Database BranchingGit-like branches of your DB schema (not data). Create, diff, merge via deploy r
  • Deploy RequestsSchema changes in a feature branch get reviewed + auto-applied to main with zero
  • HIPAAHIPAA-compliant deployments (Enterprise).
  • Metal (NVMe)Dedicated NVMe local storage. 10x IOPS vs EBS, latency-critical workloads.
  • PgBouncer PoolerManaged PgBouncer for Postgres clusters. Optional dedicated pooler.
  • PlanetScale BoostQuery result cache with sub-ms reads.
  • Point-in-Time RecoveryRestore cluster to any point within retention window.
  • Postgres on PlanetScalePostgreSQL 15+ with the same branching + deploy-request flow. Launched 2024.
  • Query InsightsPer-query performance analytics, slow query tracking, explain plans.
  • Read-only RegionsRoute reads to the nearest region for lower latency.
  • Vitess (MySQL at scale)Horizontally-sharded MySQL (YouTube-scale) — original PlanetScale offering.

Developer interfaces

KindMailgunPlanetScale
CLIPlanetScale CLI (pscale)
SDKmailgun.js (Node), mailgun-php, mailgun-python, mailgun-ruby@planetscale/database
RESTMailgun REST APIManagement API
MCPPlanetScale MCP
OTHERInbound Routing, SMTP Relay, WebhooksMySQL Wire Protocol, Postgres Wire Protocol
Staxly is an independent catalog of developer platforms. Outbound links to Mailgun and PlanetScale are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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