Datadog LLM Observability Unveils New Experiments Feature to Optimize Model Comparisons and Enhance Testing Capabilities
What happened
Between the Oct 4, 2025 and Jan 1, 2026 captures of Datadog's pricing page, Pulse recorded 5 changes: New Experiments feature: Select best configurations with side-by-side experiment comparisons; New Experiments feature: Generate versioned datasets from traces to standardize and reuse test cases; New Experiments feature: Run experiments to compare models, prompts, and agent logic before release; Enhanced evaluations: Added support for custom evaluations alongside out-of-the-box quality checks; New Experiments feature: Debug traces in Playground by testing prompts, parameters, and models. Pulse files it as a product change (feature added) with an upward direction. Pulse's latest capture (Sep 28, 2026) lists Pro at $160, 90-Day Retention Add-on at $9, 30-Day Retention Add-on at $6.5 and 60-Day Retention Add-on at $8.
This is the first pricing-page change Pulse has recorded for Datadog. Datadog has been tracked since 2023-11-14.
In the same window Elastic, Dynatrace and Grafana also changed their Cloud & DevOps pricing pages. Those moves are listed further down, and the Pulse Agent can compare them side by side.
- — · FeatureFeature added
New Experiments feature: Select best configurations with side-by-side experiment comparisons
- — · FeatureChanged
Beforetraces
Afterstandardize and reuse test cases
- — · FeatureFeature added
New Experiments feature: Run experiments to compare models, prompts, and agent logic before release
- — · FeatureAddedNo supportsupport
- — · FeatureFeature added
New Experiments feature: Debug traces in Playground by testing prompts, parameters, and models
| Plan | Field | Before | After | Change |
|---|---|---|---|---|
| — | Feature | New Experiments feature: Select best configurations with side-by-side experiment comparisons | Feature added | |
| — | Feature | traces | standardize and reuse test cases | Changed |
| — | Feature | New Experiments feature: Run experiments to compare models, prompts, and agent logic before release | Feature added | |
| — | Feature | No support | support | Added |
| — | Feature | New Experiments feature: Debug traces in Playground by testing prompts, parameters, and models | Feature added | |
Values as written on Datadog's public pricing page in the two captures Pulse compared; where the page states no number, the cells give the wording before and after.
Evidence
The two captures Pulse comparedFull-page captures of Datadog's pricing page (datadoghq.com) from Oct 4, 2025 and Jan 1, 2026; the change is marked around the middle of the page, where "traces" becomes "standardize and reuse test cases".
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The two full-page captures with this change marked up are free with an account.
Datadog, pricing history
Full history- May 18, 2026packagingDatadog Llm Observability adds tiered overage pricing for LLM spans
- May 4, 2026packagingDatadog Llm Observability launches Free tier and $160/mo Pro, ditches per-request
- Apr 27, 2026packagingDatadog Llm Observability announces new LLM Observability pricing from May 1
- Jan 11, 2026improvedDatadog LLM Observability Unveils New Experiments Feature to Optimize Model Comparisons and Enhance Testing Capabilities · this change
Across Cloud & DevOps in the same window
All Cloud & DevOps changes- ElasticJan 11Elastic Introduces 99.95% Uptime SLA for Platinum and Enterprise Tiers in Comparison Table
- DynatraceJan 11Dynatrace Expands Services Flexpoints Pricing with Daily Rates for Lead Consultant and Architect Services
- GrafanaJan 10Grafana Transforms Pro Plan to Pure Pay-As-You-Go Model Starting at $0, Renames All Plans
Questions about this change
Did Datadog raise prices in January 2026?
No list-price increase was recorded between Oct 4, 2025 and Jan 1, 2026. The change Pulse detected was a product change: feature added.
What changed on Datadog's pricing page between Oct 4, 2025 and Jan 1, 2026?
New Experiments feature: Select best configurations with side-by-side experiment comparisons; feature: traces → standardize and reuse test cases, changed; New Experiments feature: Run experiments to compare models, prompts, and agent logic before release; feature: No support → support, added; New Experiments feature: Debug traces in Playground by testing prompts, parameters, and models. Pulse compared the captures it took on Oct 4, 2025 and Jan 1, 2026; the before/after table above lists each item as written on the page.
How often does Datadog change its pricing?
Pulse recorded 0 other pricing-page changes for Datadog in the 90 days before this one; Datadog has been tracked since 2023-11-14.