Staxly

Axiom vs Supabase

Observability for logs, traces, events — serverless-first, infinite scale
vs. The open source Firebase alternative with Postgres

Axiom websiteSupabase website

Pricing tiers

Axiom

Personal (Free)
No credit card. 500 GB/month ingest, 10 GB-hr compute, 25 GB storage, 30-day retention max.
Free
Axiom Cloud
$25/month minimum platform fee. Volume-based ingest + query credits. Always-free allowances: 1 TB/mo ingest, 100 GB-hr queries, 100 GB storage.
$25/mo
RBAC Add-on
+$50/month for role-based access control.
$50/mo
Audit Logs Add-on
+$50/month for audit logs.
$50/mo
Directory Sync Add-on
+$100/month for SCIM.
$100/mo
SSO Add-on
+$100/month for SAML SSO.
$100/mo
Enterprise
Custom. Dedicated cluster option, private connectivity, SLA.
Custom
Axiom website

Supabase

Free
Perfect for experiments. Projects pause after 7 days inactivity.
Free
Pro
Production-ready. Usage-based overages apply.
$25/mo
Team
For teams; includes SOC2 attestation and priority support.
$599/mo
Enterprise
Custom quotas, HIPAA compliance, dedicated support.
Custom
Supabase website

Free-tier quotas head-to-head

Comparing personal on Axiom vs free on Supabase.

MetricAxiomSupabase
bandwidth gb5 GB/month
db storage gb0.5 GB
edge invocations500000 invocations/month
file storage gb1 GB
ingest gb month500 GB/month
mau50000 users/month
query compute gb hr10 GB-hr/month
realtime messages2000000 messages/month
retention max days30 days
storage gb25 GB

Features

Axiom · 15 features

  • API TokensScoped tokens for ingest or query.
  • APL (query language)Axiom Processing Language — Kusto-inspired pipes (`|`). Fast + expressive.
  • AWS Lambda ExtensionNative extension to ship Lambda logs + traces.
  • Cloudflare IntegrationWorkers + Pages log drain. Log pull from any Cloudflare zone.
  • DashboardsVisualizations from APL queries: line/bar/pie/heatmap/table.
  • DatasetsLogical partitions of data. Schema-free; fields auto-indexed.
  • Elastic Bulk API compatElasticsearch Bulk API endpoint — drop-in replacement.
  • Field ExplorerAuto-detected field stats, histograms, top-values per dataset.
  • Monitors (alerts)Threshold + anomaly-based alerting on APL queries. Route to Slack/PagerDuty/emai
  • next-axiomNext.js logger with automatic correlation + Web Vitals capture.
  • OpenTelemetry-nativeIngest OTLP/HTTP + gRPC. No proprietary agent.
  • Saved QueriesSave + share APL queries as starters.
  • Stream (live tail)Live tail of incoming events with filter bar.
  • TracesOpenTelemetry-native. Distributed tracing across services.
  • Vercel IntegrationOne-click: Vercel logs + Web Vitals → Axiom.

Supabase · 24 features

  • AuthenticationComplete JWT-based auth: passwords, magic links, OTP, OAuth, SSO, phone, MFA.
  • Backups & PITRAutomatic daily backups + Point-in-Time Recovery (WAL-G). 14-day default PITR wi
  • Compute InstancesUpgradeable DB compute: Micro, Small, Medium, Large. Affects CPU, RAM, and conne
  • Connection PoolingSupavisor pooler: Session mode (persistent) and Transaction mode (serverless). D
  • Cron JobsScheduled recurring jobs via pg_cron. Trigger DB functions, edge functions, or H
  • Custom DomainsConfigure custom hostname for API endpoints with SSL certificate management.
  • Database WebhooksAsync HTTP callbacks on INSERT/UPDATE/DELETE via pg_net extension.
  • Edge FunctionsTypeScript (Deno runtime) functions deployed globally at the edge. Supports secr
  • Full-Text SearchPostgreSQL native FTS: to_tsvector, to_tsquery, GIN indexes, fuzzy matching, wei
  • Image TransformationsOn-the-fly resize, crop, quality (20-100), WebP auto-format. Smart CDN caching.
  • Log DrainsRoute all stack logs to HTTP, Datadog, Loki, Sentry, S3, OTLP, or Axiom. Up to 2
  • Metrics API~200 Prometheus-compatible Postgres metrics. OpenTelemetry export to Datadog, Gr
  • Network RestrictionsCIDR allowlist for database access. Multiple IP ranges supported. Pro+ plan.
  • OAuth 2.1 ServerUse Supabase Auth as OAuth provider. Custom Access Token Hooks for claim injecti
  • pgvectorStore and search vector embeddings in Postgres. Supports HNSW/Flat indexes, cosi
  • PostgreSQL DatabaseFull PostgreSQL per project: SQL editor, table editor, CSV import, 50+ extension
  • PostgreSQL Extensions50+ pre-installed extensions: uuid-ossp, pgvector, pg_cron, plv8, pgtap, pg_net,
  • Preview BranchesEphemeral or persistent DB branches for isolated testing. Git integration, auto-
  • QueuesExactly-once message queues built on pgmq. Stored in Postgres with configurable
  • Read ReplicasAsync read-only replicas in multiple regions. Geo-routing, replication lag monit
  • RealtimeWebSocket subscriptions for DB changes (INSERT/UPDATE/DELETE), broadcast, and pr
  • Row Level SecuritySQL-native access control; policies auto-filter rows based on auth.uid() / auth.
  • SSL EnforcementRequire TLS for all DB connections. Configurable: required, preferred, disabled.
  • StorageFiles, Analytics (Iceberg), and Vector buckets with global CDN (285+ cities) and

Developer interfaces

KindAxiomSupabase
CLIAxiom CLISupabase CLI
SDKaxiom-go, @axiomhq/js, axiom-py, axiom-rs, next-axiomC# SDK, Flutter SDK, JavaScript SDK, Kotlin SDK, Python SDK, Swift SDK
RESTAxiom REST API, Ingest HTTP endpointManagement API, REST API (PostgREST)
GRAPHQLGraphQL (pg_graphql)
MCPAxiom MCPSupabase MCP Server
OTHERRealtime (WebSocket)
Staxly is an independent catalog of developer platforms. Outbound links to Axiom and Supabase are plain references to their official websites. 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.