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SlateIndex
LokiObservability
vs
TempoOpen-source, high-scale distributed tracing backend
Comparison · Observability · weekly run Nov 3

Loki vs Tempo

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Loki is the stronger AI pick in Observability: it has a visibility score of 12 versus 7.1 for Tempo, and ranks ahead in 94% of the answers that name both.

Choose Loki if…

  • You want the brand AI engines rank higher (12 vs 7.1)
  • AI answers describe it more positively (7% vs 6% positive)
  • Open-source, standards-driven telemetry stack
  • Composable dashboards and data visualization

Choose Tempo if…

  • You need a self-hosted or on-premises option
  • Open-source and cost-effective
  • Mature Prometheus, Loki and Grafana ecosystem
  • Distributed tracing for traces

AI visibility side by side

Latest weekly run · Nov 3

Metric Loki Tempo
Visibility score12%7.1%
Change vs last weekNewNew
Rank in Observability#11#12
Share of voice4.7%3.1%
Mentions this run2718
Positive in AI answers7%6%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 3Loki 12%

Loki 0pp · Tempo 0pp over 0 weekly runs.

Engine by engine

Loki leads on 3 of 3 engines

ChatGPT
11.8%
8%
AI Mode
20.2%
11.5%
Perplexity
3.9%
1.9%
LokiTempo

Head to head in AI answers

18 engine answers name both brands

17Loki ranked higher
1Tempo ranked higher

Features, pricing & fit

DimensionLokiTempo
DeploymentSelf-hosted or through Grafana CloudManaged as Grafana Cloud or self-hosted on Kubernetes via Helm
ComplianceSOC 2, ISO/IEC 27001, ISO 22301, PCI DSS v4.0.1, GDPR, TISAX, CSA STAR, FedRAMP High, TX-RAMP Level 2SOC 2, ISO/IEC 27001, ISO 22301, PCI DSS v4.0.1, GDPR, FedRAMP High, TISAX, CSA STAR, TX-RAMP Level 2
Founded2018—
HeadquartersNew York, NYNew York, NY
Employees1,001–5,0001,001–5,000
FundingSeries E · $660M raisedSeries E · $1100M raised

Pros and cons

Themes from the AI answers that mention each brand

Loki

  • Open-source, standards-driven telemetry stack
  • Composable dashboards and data visualization
  • Built natively around OpenTelemetry
  • Managed cloud offering with a permanent free tier
  • Cost-effective compared with licensed platforms
  • Requires internal engineering time to maintain, configure, and scale
  • Ongoing infrastructure, storage, and maintenance costs

Tempo

  • Open-source and cost-effective
  • Mature Prometheus, Loki and Grafana ecosystem
  • Distributed tracing for traces
  • Integrates smoothly with OpenTelemetry
  • Managed option with a permanent free tier
  • Demands significant internal engineering time to maintain and scale

Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

Cite as: SlateIndex, “Loki vs Tempo”, https://slateindex.ai/compare/loki-vs-tempo, data of Nov 3, 2026. Licence: CC BY 4.0.