OpenLLMetry vs SigNoz: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for OpenLLMetry and SigNoz side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
OpenLLMetry
Open-source observability for LLMs using OpenTelemetry.
Best for you if:
- • You want leverages open standards (OpenTelemetry)
SigNoz
Open-source APM and observability
Best for you if:
- • You want open source observability
| At a Glance | OpenLLMetry | SigNoz |
|---|---|---|
Starts at | Free plan | Free plan, paid from $199/mo, billed monthly Teams plan |
Category | Monitoring DevOps | Monitoring DevOps |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Watch out for | No clear pricing for exceeding 50K spans/month on free tier. | n/a |
Choose OpenLLMetry or SigNoz?
Choose OpenLLMetry if
- You want leverages open standards (OpenTelemetry)
- You want easy integration with minimal code changes
Choose SigNoz if
- You want open source observability
- You want all-in-one
In-Depth Analysis
OpenLLMetry
Open-source observability for LLMs using OpenTelemetry.
OpenLLMetry offers a generous "Free Forever" tier with up to 50K spans/month, which is excellent for small projects and individual developers.
Watch out
No clear pricing for exceeding 50K spans/month on free tier.
Strengths
- Pro: Leverages open standards (OpenTelemetry)
- Pro: Easy integration with minimal code changes
- Pro: Supports both Python and TypeScript/Node.js
- Pro: Provides visibility into LLM application workflows
- Pro: Vendor-neutral for data export
Weaknesses
- Con: Requires an OpenTelemetry backend for full visualization
- Con: Limited information on advanced features or customization options from the provided content
Key features
SigNoz
Open-source APM and observability
SigNoz offers a very generous pricing model with its free Community tier, providing full features and unlimited data for self-hosted users.
Strengths
- Pro: Open source observability
- Pro: All-in-one
- Pro: Self-hostable
- Pro: OpenTelemetry native
- Pro: Fair cloud pricing
Weaknesses
- Con: Newer platform
- Con: Self-hosting complex
- Con: Smaller community
- Con: Documentation improving
- Con: Less features than Datadog
Key features
Plans and prices: OpenLLMetry vs SigNoz
| Tool | Plans and prices | Source |
|---|---|---|
| OpenLLMetry |
| traceloop.com/pricing read Oct 2, 2026 |
| SigNoz |
| signoz.io/pricing read Oct 7, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on OpenLLMetry pricing and SigNoz pricing.
Key Takeaways
OpenLLMetry
- Choose if you want open-source observability for LLMs using OpenTelemetry
SigNoz
- Choose if you want open-source APM and observability
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- SigNoz starts at $199/mo, billed monthly; OpenLLMetry has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do OpenLLMetry and SigNoz compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. SigNoz starts at $199/mo, billed monthly; OpenLLMetry has no public paid plan price on file. Both have a free plan.
What are OpenLLMetry and SigNoz used for?
OpenLLMetry: Open-source observability for LLMs using OpenTelemetry. SigNoz: Open-source APM and observability.
What does OpenLLMetry cost vs SigNoz?
OpenLLMetry has no public paid-plan price on file. SigNoz's cheapest paid plan is Teams at $199/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 7, 2026.
What's the main difference between OpenLLMetry and SigNoz?
OpenLLMetry's main strength: leverages open standards (OpenTelemetry). SigNoz's main strength: open source observability.