Comet Pricing Calculator
Updated June 2026Freemium + seat (Opik flat per-account; MLOps per-user with training-hour/storage usage)
Comet pricing: Comet pricing breakdown: Opik LLM observability ($0–$19/mo, metered by spans) and Comet MLOps experiment tracking ($19/user/mo + training-hour usage). Use the free calculator below to enter your usage and get an instant all-in monthly estimate — including overages — and see which plan is cheapest for your needs.
How Comet prices: Freemium + seat (Opik flat per-account; MLOps per-user with training-hour/storage usage).
How Comet prices
Freemium + seat (Opik flat per-account; MLOps per-user with training-hour/storage usage)
Best fit — auto-selected: Comet MLOps — Pro
$598.00/mo— the cheapest plan that fits; adjust usage and it re-picks
Your usage
💡 MLOps Pro is $19 per user/mo; Opik Free covers 10 members, Opik Pro up to 50 — flat per account.
💡 A span is one tracked LLM/agent operation. Free Cloud includes 25k/mo, Pro Cloud 100k/mo.
💡 One training hour = 60 min of active model training. MLOps Pro includes 1,500/mo, then $1 each.
💡 MLOps Free includes 100GB; Pro includes 500GB, then $3 per 100GB/month.
Comet MLOps — Pro at your usage
Training hours / month (MLOps): using 2K of 1.5K included training hours — 500 training hours billed as overage
Data storage (MLOps): using 600 of 500 included GB — 100 GB billed as overage
Compare Plans at Your Usage
Monthly Estimate
Comet MLOps — Pro
$598.00
per month
Cost Breakdown
Annual
$7,176.00
Why Comet MLOps — Pro — $598.00/mo
- Comet MLOps — Pro at $598.00/mo covers your 2K training hours.
- Opik — Pro Cloud looks like the step up at $19.00, but it includes only 100K spans — it can't serve your 60K.
- Training hours / month (MLOps) overage is 84% of your bill — the lever that matters most.
Budget range
Plan for usage swings, not just today's estimate.
Conservative
$560.00
3 seats/mo
Expected
$598.00
5 seats/mo
Aggressive
$693.00
10 seats/mo
Which plan is cheapest as usage grows
Monthly cost vs users / seats. Vertical line = your current usage.
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Get StartedComet plans at a glance
| Plan | Price | Best for |
|---|---|---|
| Opik — Free Cloud | Free | Individuals testing LLM/agent apps |
| Opik — Pro Cloud | $19/mo | Teams scaling LLM observability |
| Comet MLOps — Free | Free | Individuals tracking ML experiments |
| Comet MLOps — Pro | Usage-based | Growing ML teams |
Prices shown are list rates as of June 2026. Enter your usage above for an all-in estimate including overages and add-ons.
About this Comet calculator
This calculator estimates your Comet cost from publicly available pricing. Actual costs may vary with your specific agreement, volume discounts, and usage patterns — always verify on the provider's official pricing page for the most current rates.
Comet pricing — frequently asked questions
How much does Comet Opik cost? ▼
Opik has four tiers: Open Source (self-hosted, free), Free Cloud (free, up to 10 team members and 25k spans/month), Pro Cloud ($19/month flat for up to 50 team members and 100k spans/month), and Enterprise (custom). Spans are Opik's value metric.
How much does Comet MLOps cost? ▼
Comet MLOps has three tiers: Free ($0, fair-usage limits, 100GB storage, 1 user), Pro ($19 per user/month with 1,500 training hours and 500GB included, up to 10 users), and Enterprise (custom, unlimited). Overages are $1 per training hour and $3 per 100GB/month.
What is the difference between Comet Opik and Comet MLOps? ▼
Opik is for LLM and AI-agent observability, evaluation, and testing, metered by spans. Comet MLOps is for classical machine-learning experiment tracking, dataset versioning, and model registry, metered by training hours and storage. Both run on the same platform and each plan includes free access to the other.
Does Comet have a free plan? ▼
Yes — both products have free tiers. Opik offers a free self-hosted open-source version and a Free Cloud plan; Comet MLOps offers a Free plan with fair-usage limits. Comet also offers a free Pro plan for verified academic users.
Is this Comet pricing calculator free and accurate? ▼
Yes — it's completely free with no signup. It uses the latest publicly available Comet pricing (verified June 2026). Actual costs may vary with volume discounts or enterprise terms — always confirm on Comet's official pricing page.