Compare · llm & agent observability
Helicone vs Opik (Comet) pricing
At 1M traces/month, Helicone is the cheaper list price ($243 vs $264).
| Helicone | Opik (Comet) | |
|---|---|---|
| Free tier | Hobby: 10K requests/month, 1 GB storage, 1 seat, 7-day retention. | Free Cloud: 25K spans/month, up to 10 team members, 60-day retention. Open source: unlimited, self-hosted. |
| Billing unit (LLM & agent observability) | requests | spans |
| First paid plan | Pro: $79/mo | Pro Cloud: $19/mo |
| Pricing data | Published pricing | Published pricing |
| Company status | Maintenance mode | Active |
| Open source / self-host | Yes / Yes | Yes / Yes |
| Last checked | 2026-10-19 | 2026-10-19 |
LLM & agent observability: estimated monthly cost
| traces / month | Helicone | Opik (Comet) |
|---|---|---|
| 100K | $133 Pro | $39.00 Pro Cloud |
| 1M | $243 Pro | $264 Pro Cloud |
| 10M | $615 Pro | $2,514 Pro Cloud |
Estimate, check vendor page. Figures are list prices computed from publicly posted pricing on the "last checked" date. They exclude taxes, discounts, add-ons, seats and contract terms unless stated. Always confirm on the vendor's own pricing page.
Plans side by side
| Helicone | |
|---|---|
| Hobby | Free |
| Pro | $79/mo 10K requests free + usage-based |
| Team | $799/mo |
| Enterprise | Contact sales |
| Opik (Comet) | |
|---|---|
| Open Source | $0 Self-host |
| Free Cloud | $0 25K spans/mo |
| Pro Cloud | $19/mo 100K spans, then $5/100K spans; extra retention $29/100K spans |
| Enterprise | Contact sales |
Recent news
Sources
- Helicone pricing page retrieved 2026-10-19
- Helicone pricing calculator JS retrieved 2026-10-19
- Comet/Opik pricing page retrieved 2026-10-19