lger.dev
v3.4 · Live tail in 22 regions

Logs that load
before you blink.

A log pipeline built for engineers who hate waiting. Ingest 50 million events per second, search 90 days of history in under 200 ms, and pay only for what you actually keep.

SOC 2 Type II
EU + US residency
99.99% uptime
lger tail · production · live
STREAMING
14:32:08.211INFOcheckout-apiPOST /checkout/sessions 201 in 84ms
14:32:08.214INFObillingstripe.charge created cs_3PqRq9 €128.40
14:32:08.219WARNauthrate-limit near threshold ip=89.34.12.7 95/100
14:32:08.226INFOedge-cdncache HIT key=/products/aurora-12 region=fra1
14:32:08.231ERRORsearchelastic timeout 5012ms — retrying (2/3)
14:32:08.241INFOsearchrecovered after retry — 412 results
14:32:08.248INFOcheckout-apiPOST /webhooks/stripe 200 in 12ms
14:32:08.252DEBUGfeature-flagevaluated checkout_v3=true for user_8412
14:32:08.259INFOingest+ 8,412 events from sk_live_a1b2c3 (192ms)
tail · 8,412/s · production · all services · level≥DEBUG
Trusted by 4,200+ engineering teams
Linear▸monzo.VERCEL ▲Klarna.retool /Pleo ●RAYCAST
What's inside

Built for the boring parts of observability.

See full feature list
Live tail, no lag
Stream from 12 regions with sub-300ms p99 latency. Pause, rewind, branch a query mid-stream.
Search 90 days in 200ms
Distributed columnar store, sketches over hot windows. Regex, exact, structured — all the same query.
Compliance-grade
Field-level redaction, immutable audit trails, BYO-KMS. SOC 2, ISO 27001, GDPR, HIPAA-ready.
Schema-on-write
Auto-detected types. Reclaim disk by promoting hot fields. No more grep-tax on JSON blobs.
Drains anywhere
Forward to S3, BigQuery, Datadog, Sentry, or your own webhook with one click. We don't lock you in.
Alerts that mean it
Anomaly detection on log volume, error spikes, custom queries. Page on call only when humans need to act.
Drop-in SDK

Three lines. Then forget about it.

Native libraries for Node, Python, Go, Rust, Ruby, Java, and Elixir. Or pipe in via OpenTelemetry, Vector, Fluent Bit, syslog — we speak everything.

Node.jsPythonGoRustRubyJavaElixirOpenTelemetryVectorFluent Bit
app.tspackage.json.env
// app.ts
import { lger } from "@lger/node";

const log = lger({
  apiKey: process.env.LGER_KEY,
  service: "checkout-api",
  region: "eu-fra1",
});

log.info("checkout completed", {
  user_id: user.id,
  amount_eur: 128.40,
  cart: cart.items.length,
});

// done. searchable in 200ms across 90 days.
Pricing

Pay for ingest. Retention is on us.

Three tiers, no overage surprises, and a generous free plan that covers most side-projects forever.

Hobby
For weekend projects and personal side-rails.
€0forever
Ingest5 GB / mo
Retention7 days
Projects3
Seats1
Most picked
Team
For small teams shipping production code.
€39per month
Ingest100 GB / mo
Retention30 days
Projects25
Seats10
Business
For teams with auditors and SLAs to keep.
€189per month
Ingest1 TB / mo
Retention90 days
ProjectsUnlimited
SeatsUnlimited
All plans include unlimited dashboards, SSO, and 24/5 chat support · See full comparison →

Ship faster. Sleep better.

Free tier forever. No card. 90 seconds to first log.