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ClickStack vs Seq

ClickStack

clickhouse.com

Seq

datalust.co

Side by side

FigureClickStackSeq
Price from$53/mo$90.83/mo
Free planYesYes
Free trialYesYes
Open sourceYes—
WebYesYes
Windows—Yes
macOS—Yes
LinuxYesYes
APIYesYes
Self-hostedYesYes
Plans published65
Spec score · Log Monitoring Tools9.3 (#1)8.8 (#7)
Spec score · Log Management Software9.3 (#4)8.6 (#23)
Deployment optionsbothSeq is self-hosted and supported on Windows or under Docker/Linux, and can be deployed on-premises or in a public cloud.
Documentation depthThe documentation navigation covers architecture, deployment, ingestion, configuration, TTLs, search, dashboards, SQL visualization, alerts, service maps, session replay, RBAC, API reference and an MCP server.The documentation covers ingestion, querying, dashboards, alerting, authentication, storage, backups, Docker, Kubernetes, Azure, clustering, APIs and troubleshooting.
IntegrationsDocumented partners include Bindplane, bitdrift, Odigos and Telflo for collector management, mobile telemetry, eBPF tracing and routing control.Documented ingestion options include Serilog, Microsoft.Extensions.Logging, OpenTelemetry, Node.js libraries, HTTP, GELF, syslog, RabbitMQ, Docker and Kubernetes.
PurposeClickStack is an open-source observability stack for OpenTelemetry that unifies logs, metrics, traces, session replays, and errors.Seq is a self-hosted telemetry server that stores structured application events and makes them searchable through its web interface.
What it doesClickStack is an open-source observability stack for OpenTelemetry data covering logs, metrics, traces, errors and session replay.Seq is a self-hosted, real-time server for searching and analyzing structured application logs, traces and metrics.

Plans

ClickStack

  • ClickStack Open SourceFree
  • ClickStack Open SourceFree
  • Managed ClickStack trialFree
  • Basic$53 a month
  • Scale$437 a month
  • Enterprise$571 a month

ClickStack pricing →

Seq

  • IndividualFree
  • IndividualFree
  • Team$1,090 a year
  • Standard$2,990 a year
  • Datacenter$10,990 a year

Seq pricing →

In their own words

ClickStack

ClickStack is an open-source observability stack for OpenTelemetry that brings logs, metrics, traces, session replays, and errors into one system. Its HyperDX interface provides Lucene-style search, SQL access, dashboards, alerts, event deltas, and event patterns. A bundled OpenTelemetry Collector handles native collection, while non-OTel wide event data can be used when it has a timestamp field. ClickStack stores data in ClickHouse and is designed for high-cardinality telemetry, with the product site describing sub-second queries even on petabytes of data. It supports self-hosted, hybrid, and cloud deployment. Managed ClickStack runs on ClickHouse Cloud with operations, scaling, upgrades, backups, reliability, authentication, and user management included. The managed offer advertises indefinite retention and storage below one cent per GB. An MCP server connects observability workflows with coding tools, collaboration services, runbooks, and custom agents.

Visit clickhouse.com

Seq

Seq has no write-up on Specifiction yet; its figures are above.

Visit datalust.co