Best AI Evals

Vendor profileChecked Nov 8, 2026

Laminar

Laminar (lmnr.ai) · lmnr.ai · Last checked:

  • Open-source core (Apache 2.0)
  • Hosted SaaS platform
  • Self-hosted (open source) or on-premise (Enterprise)

Company status

Active, privately held.

Sources 1, 2, 3, 4 · checked 2026-11-08

Capabilities

  • Open-source agent observability: automatic tracing of LLM calls and tool calls
  • Agent evaluations, LLM evaluations, and datasets
  • Signals: automated detection of agent failures across traces
  • Browser session recording and agent debugger

Sources 1, 2, 3, 4 · checked 2026-11-08

Who it tends to fit

  • Teams building agents, including browser agents, that want trace-level failure detection
  • Teams that want an Apache 2.0 project with a low-cost hosted tier

Sources 1, 2, 3, 4 · checked 2026-11-08

Pricing

Free: $0/month (1 GB data, no overage, 7-day data access, 1 project, 1 seat). Starter: $30/month (3 GB data included, then $2/GB, 30-day data access). Pro: $150/month (10 GB data included, then $1.50/GB, 6-month data access). Enterprise: custom (on-premise).

Sources 1, 2, 3, 4 · checked 2026-11-08

Published certifications

  • SOC 2 Type II (listed in pricing comparison)
  • HIPAA (listed in pricing comparison)

Listed as stated by the vendor. Scope can differ by product or subsidiary; request current reports.

Sources 1, 2, 3, 4 · checked 2026-11-08

Limitations to check

  • Certifications appear in the plan comparison table; confirm which plans they cover and request reports
  • Signals usage is billed separately from data

Sources 1, 2, 3, 4 · checked 2026-11-08

Sources

  1. Free, Starter, Pro, Enterprise prices and data limits; SOC 2 Type II and HIPAA in security sectionwww.lmnr.ai/pricingChecked 2026-11-08
  2. Laminar is an open-source agent observability platform capturing LLM and tool callswww.lmnr.ai/Checked 2026-11-08
  3. Docs cover tracing, signals, agent and LLM evaluations, datasets, self-hostingdocs.lmnr.ai/Checked 2026-11-08
  4. Repository license is Apache 2.0github.com/lmnr-ai/lmnrChecked 2026-11-08

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