Pricing
Simple, transparent pricing
Start free, scale as you grow. No hidden fees, no surprise bills.
Free
For side projects and experimentation.
- 1,000 traces/month
- 3 evaluators
- 7-day retention
- 1 project
- Community support
Pro
For developers shipping AI to production.
- 50,000 traces/month
- Unlimited evaluators
- 30-day retention
- 5 projects
- Drift detection
- A/B testing
- Email support
Growth
For growing teams with advanced needs.
- 150,000 traces/month
- Unlimited evaluators
- 60-day retention
- 20 projects
- Custom dashboards
- Human review queues
- Cost optimizer
- Priority support
Team
For scaling teams and enterprise workloads.
- 500,000 traces/month
- Unlimited evaluators
- 90-day retention
- Unlimited projects
- SSO/SAML
- RBAC with project-level overrides
- Audit logs
- Deployment regression detection
- Dedicated support
Enterprise
Custom trace volumes, unlimited retention, SLA guarantees, dedicated infrastructure, and on-premises deployment options.
Compare Plans
Everything included, at a glance
| Feature | Free | Pro | GrowthPopular | Team |
|---|---|---|---|---|
| Quotas | ||||
| Traces/month | 1K | 50K | 150K | 500K |
| Evaluators | 3 | Unlimited | Unlimited | Unlimited |
| Data retention | 7 days | 30 days | 60 days | 90 days |
| Projects | 1 | 5 | 20 | Unlimited |
| Team seats | 1 | 3 | Unlimited | Unlimited |
| Core | ||||
| Trace explorer | ||||
| Deterministic evaluators | ||||
| LLM-as-judge evaluators | ||||
| Safety evaluators | ||||
| REST API + SDKs | ||||
| OpenTelemetry ingestion | ||||
| Advanced | ||||
| Drift detection (SPC) | ||||
| Prompt A/B testing | ||||
| Human review queues | ||||
| Alerts (email/Slack/webhook) | ||||
| Model routing | ||||
| Custom dashboards | ||||
| Cost optimizer | ||||
| LLM Playground | ||||
| Operations | ||||
| Deployment regression detection | ||||
| Trace replay | ||||
| Data export (CSV/JSON) | ||||
| Public share links | ||||
| Enterprise | ||||
| SSO/SAML | ||||
| RBAC with project overrides | ||||
| Audit logs | ||||
| Dedicated support | ||||
FAQ
Billing questions
Yes. Upgrade instantly and we'll prorate the difference. Downgrades take effect at the end of your current billing cycle.
We'll send you warnings at 80% and 100% usage. After hitting 100%, new traces are rejected until the next billing cycle. No surprise overages.
No, trace quotas reset each month. We recommend choosing a plan that fits your typical usage — you can always upgrade if you need more.
Yes — save 20% with annual billing on any paid plan. You can switch between monthly and annual at any time.
We offer a full refund within the first 14 days of any paid plan. After that, you can cancel anytime and your plan will remain active until the end of the billing period.
Yes! Our Startup Program offers 50% off any paid plan for 6 months. You must be under $1M ARR to qualify. Contact us to apply.
Ready to ship reliable AI agents?
Join thousands of developers who trust 2Signal for testing and monitoring their AI agents. Get started in under 5 minutes.
Free forever for small projects. No credit card required.