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Axiom vs Datadog: pricing, quotas & features (2026)

Observability for logs, traces, events — serverless-first, infinite scale
vs. Enterprise cloud monitoring — infra, APM, logs, RUM, security, LLM

Data sourced from vendor documentation · Last updated June 2026

Axiom website ↗Datadog website ↗

Summary

Axiom and Datadog are both monitoring platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Datadog's paid plans start at $15/month, lower than Axiom's entry point at $25/month. Datadog has a broader documented feature set (19 vs 15 features). Budget-sensitive teams will find Datadog easier to justify early on. All pricing and quota data below is sourced from Axiom and Datadog's official documentation — not generated by AI or estimated.

Axiom vs Datadog: Comparativa de precios, cuotas y características (2026)

En esta comparativa analizamos Axiom y Datadog lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.

Axiom es una plataforma de la categoría monitoring — Observability for logs, traces, events — serverless-first, infinite scale. Ofrece 7 tiers de precio: Personal (Free) gratuito, Axiom Cloud desde $25/mes, RBAC Add-on desde $50/mes, Audit Logs Add-on desde $50/mes. Su catálogo en Staxly documenta 15 características y 9 interfazes para desarrolladores.

Datadog pertenece a la categoría monitoring — Enterprise cloud monitoring — infra, APM, logs, RUM, security, LLM. Ofrece 11 tiers de precio: Serverless Monitoring gratuito, Free gratuito, Logs Ingestion gratuito, Logs Standard Index gratuito. Su catálogo documenta 19 características y 12 interfazes para desarrolladores.

A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.

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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 ↗

Datadog

Serverless Monitoring
$0.13 per month per 1M invocations.
$0 base (usage-based)
Free
Up to 5 hosts, 1-day metric retention. Community edition of Agent.
Free
Logs Ingestion
$0.10 per ingested/scanned GB per month.
$0 base (usage-based)
Logs Standard Index
$1.70 per million log events/month.
$0 base (usage-based)
Logs Flex Storage
$0.05 per million events stored/month.
$0 base (usage-based)
Infra Pro
Per host per month (annual billing). 15-month metric retention, 500+ integrations.
$15/mo
Infra Enterprise
Per host. Advanced features, Network Flow Monitoring.
$23/mo
APM
Per host (with Infra attached). Distributed tracing.
$31/mo
APM Pro
Per host. Continuous Profiler + Data Streams Monitoring.
$35/mo
APM Enterprise
Per host. App & API Protection + more.
$40/mo
Enterprise
Volume discounts, dedicated CSM, regional data residency.
Custom
Datadog website ↗

Free-tier quotas head-to-head

Comparing personal on Axiom vs free on Datadog.

MetricAxiomDatadog
ingest gb month500 GB/month—
query compute gb hr10 GB-hr/month—
retention max days30 days—
storage gb25 GB—

Features

Axiom · 15 features

  • API Tokens — Scoped tokens for ingest or query.
  • APL (query language) — Axiom Processing Language — Kusto-inspired pipes (`|`). Fast + expressive.
  • AWS Lambda Extension — Native extension to ship Lambda logs + traces.
  • Cloudflare Integration — Workers + Pages log drain. Log pull from any Cloudflare zone.
  • Dashboards — Visualizations from APL queries: line/bar/pie/heatmap/table.
  • Datasets — Logical partitions of data. Schema-free; fields auto-indexed.
  • Elastic Bulk API compat — Elasticsearch Bulk API endpoint — drop-in replacement.
  • Field Explorer — Auto-detected field stats, histograms, top-values per dataset.
  • Monitors (alerts) — Threshold + anomaly-based alerting on APL queries. Route to Slack/PagerDuty/emai…
  • OpenTelemetry-native — Ingest OTLP/HTTP + gRPC. No proprietary agent.
  • Saved Queries — Save + share APL queries as starters.
  • Stream (live tail) — Live tail of incoming events with filter bar.
  • Traces — OpenTelemetry-native. Distributed tracing across services.
  • Vercel Integration — One-click: Vercel logs + Web Vitals → Axiom.
  • next-axiom — Next.js logger with automatic correlation + Web Vitals capture.

Datadog · 19 features

  • APM — Distributed tracing + service catalog + code hotspots.
  • Application Security — Runtime attack detection, threat intelligence, IAST.
  • CI Visibility — Test + pipeline performance analytics.
  • Cloud SIEM — Security events correlation, detection rules, audit trails.
  • Continuous Profiler — Always-on CPU, memory, lock profiling in production.
  • Dashboards — Pre-built + custom dashboards.
  • Database Monitoring — Slow query detection for Postgres, MySQL, Mongo, Oracle, SQL Server.
  • Incident Management — Built-in incident response with postmortems.
  • Infrastructure Monitoring — Host, container, k8s metrics. 700+ integrations. Live process + container maps.
  • LLM Observability — OpenAI, Anthropic, etc. trace + cost + prompt eval.
  • Log Management — Ingest any logs, structured or raw. Pipelines, parsing, archives to S3.
  • Monitors — Anomaly, forecast, outlier, composite monitors.
  • Network Performance Monitoring — Packet-level analysis, flow monitoring.
  • Notebooks — Runbook-style dashboards with queries + docs.
  • Real User Monitoring — Frontend performance, JS errors, user sessions, Core Web Vitals.
  • Serverless Monitoring — AWS Lambda, Google Cloud Functions, Azure Functions observability.
  • Service Catalog — Service inventory with ownership + documentation.
  • Synthetics — Synthetic HTTP + browser tests, API tests, mobile tests.
  • Workflow Automation — No-code workflows triggered by events.

Developer interfaces

KindAxiomDatadog
CLIAxiom CLIDatadog Agent
SDK@axiomhq/js, axiom-go, axiom-py, axiom-rs, next-axiomdd-trace (Node), dd-trace-dotnet, dd-trace-go, dd-trace-java, dd-trace-js (RUM), ddtrace (Python), ddtrace (Ruby)
RESTAxiom REST API, Ingest HTTP endpointDatadog REST API
MCPAxiom MCPDatadog MCP
OTHER—OpenTelemetry (OTLP), Webhooks

Key takeaways

  • Both Axiom and Datadog offer a free tier — Axiom ("Personal (Free)") and Datadog ("Serverless Monitoring") — with no credit card required to start.
  • The entry-level paid plan is $25/month for Axiom (Axiom Cloud) vs. $15/month for Datadog (Infra Pro).
  • Datadog has a broader documented feature set (19 features) vs. Axiom (15 features) in Staxly's catalog.
  • Developer integrations differ: only Datadog offers OTHER.
Staxly is an independent catalog of developer platforms. Some links to Axiom and Datadog 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.

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