Flexible Plans
for Every Stage
Start free. Upgrade as your team grows. No hidden fees, no contracts. From startups to enterprises, we offer flexible pricing options for both our API and dashboard solutions.
API Subscription Plans
Flexible billing options for API access - perfect for developers and businesses. All plans include entity-based sentiment analysis.
Free Plan
No credit card required
Best for proof-of-concept
- 300 API calls/month
- Basic entity-based sentiment analysis
- Multilingual support
- Community support
Starter Plan
Billed monthly
Billed annually - €144/year
Best for small businesses
- 2k API calls/month
- Sentence-level analysis
- Confidence-level breakdown
- Email support in 24h
Growth Plan
Billed monthly
Billed annually - €768/year
Best for growing businesses
- 20k API calls/month
- Clustering (negativity/positivity)
- Custom entity grouping
- Priority email support in 12h
Business Plan
Billed monthly
Billed annually - €2,880/year
Best for large businesses
- 100k API calls/month
- Advanced analytics & insights
- SOC 2 compliance
- Full priority support in 6h
Enterprise Plan
Base fee + API call (pay-as-you-go)
- Unlimited API calls
- Dedicated AWS/GCP infrastructure
- Custom data retention (2+ years)
- Custom integrations/SLAs
- 24/7 dedicated support (2h response)
- Dedicated account manager
Compare API Features
Detailed breakdown of what's included in each API plan
| Feature | Free | Starter | Growth | Business | Enterprise |
|---|---|---|---|---|---|
| API Usage | |||||
| Calls per month | 300 | 2,000 | 20,000 | 100,000 | Unlimited |
| Calls per minute | 3 | 15 | 50 | 100 | Custom/Unlimited |
| Calls per day | 30 | 200 | 1,000 | 5,000 | Custom/Unlimited |
| Characters per call | 1,000 | Unlimited | Unlimited | Unlimited | Unlimited |
| Features | |||||
| Basic entity-based sentiment analysis | |||||
| Sentence-level sentiment analysis | |||||
| Custom entity grouping | |||||
| Confidence-level breakdown | |||||
| Multilingual support | |||||
| Clustering (negativity/positivity) | |||||
| Advanced analytics (trends, insights) | |||||
| Custom integrations/SLAs | |||||
| Infrastructure | |||||
| Server deployment | Hetzner shared | Hetzner shared | Hetzner shared | Hetzner shared | AWS/GCP dedicated |
| Uptime guarantee | 99% | 99% | 99.9% | 99.9% | 99.99% |
| Data retention | 7 days | 1 month | 6 months | 1 year | Custom (2+ years) |
| Support | |||||
| Support level | Community | Priority email | Full priority | 24/7 dedicated | |
| Response time | 2 business days | 1 business day | 12 hours | 4 hours | 1 hour |
| SLA guarantees | |||||
| Account manager | |||||
| Security & Compliance | |||||
| Data encryption | |||||
| GDPR compliance | |||||
| SOC 2 compliance | |||||
| Custom security | |||||
Technical Specifications
Built on enterprise-grade infrastructure with security and scalability at its core.
Infrastructure
Hetzner ARM-based cloud servers with auto-scaling instances and load balancing. 100% uptime guarantee.
Data Retention
14 days (Free) to 1 year (Business) and custom plans for Enterprise with configurable retention policies.
Authentication
API key-based authentication with comprehensive documentation and SDKs for Python and Node.js.
Payment
Stripe integration with webhook-driven sync and automated billing management. No payment required for the Free tier.
Why Choose Sentor?
Secure & Reliable
Enterprise-grade security with 99.9% uptime guarantee and SOC 2 compliance
Proven ROI
Customers see 300% average ROI within 6 months of implementation
Expert Support
Dedicated support team with average response time under 2 hours
Easy Integration
Simple REST API with comprehensive documentation and SDKs
Frequently Asked Questions
What payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, and bank transfers for Enterprise plans. All payments are processed securely through Stripe.
Can I change my plan at any time?
Yes, you can upgrade or downgrade your plan at any time. Upgrades take effect immediately, while downgrades take effect at the next billing cycle. You'll only pay the prorated difference for upgrades.
Is there a setup fee or hidden costs?
No setup fees or hidden costs. The price you see is the price you pay. Enterprise plans may have additional costs for custom integrations or dedicated infrastructure, but these are clearly communicated upfront.
What happens if I exceed my API call limits?
For paid plans, you'll be notified when you reach 80% of your limit. If you exceed your limit, we'll contact you to discuss upgrading your plan. Free plan users will receive an error message when limits are exceeded.
Do you offer refunds?
We offer a 30-day money-back guarantee for all paid plans. If you're not satisfied within the first 30 days, we'll provide a full refund. Enterprise plans have custom terms outlined in their contracts.
Can I cancel my subscription anytime?
Yes, you can cancel your subscription at any time through your account dashboard. You'll continue to have access to your plan until the end of your current billing period.
Do you offer volume discounts?
Yes, we offer volume discounts for Enterprise plans and large API usage. Contact our sales team for custom pricing based on your specific needs and usage volume.
What's included in the free trial?
Our free trial includes full access to the Growth Dashboard plan for 2 weeks, with no credit card required. You can explore all features and analyze up to 2,000 documents during the trial period.
When will the dashboard and advanced API plans be available?
We're actively developing our dashboard and advanced API features. The Growth and Business API plans, along with all dashboard plans, will be available in Q4 2025. Sign up for our newsletter to be notified when they launch.
Can I upgrade from the free plan to a paid plan?
Yes, you can upgrade from the free plan to any paid plan at any time. The Starter plan is currently available, and you'll be notified when Growth and Business plans become available.
How do you handle data security and privacy?
We take security seriously. All data is encrypted in transit and at rest. We're GDPR compliant and Business/Enterprise plans include SOC 2 compliance. Your data is never shared with third parties without explicit consent.
What support is included with each plan?
Free plans include community support. Starter plans include email support with 24-hour response time. Growth plans include priority email support with 12-hour response time. Business plans include full priority support with 4-hour response time. Enterprise plans include 24/7 dedicated support with SLA guarantees.