Pricing Units, Proprietary Limits & Migration Complexity
The operational fine print U.S. SaaS founders and small business owners check before committing.
| Evaluation Dimension | Proton Lumo | Fully Kiosk |
|---|---|---|
| Starting Price & Billing Unit How your monthly bill scales | Free / $14/mo Business Cloud Plan Developer Seat / Credits | From $29/mo (Pro / Team Seat) Developer Seat / Credits |
| Free Tier & Included Quotas Sandbox vs production allowance | Proton Lumo Free / Starter Plan tier (core ai coding & developer tools capabilities); Business Cloud Plan upgrades start at $14/mo | No permanent free plan on Fully Kiosk — Pro / Team Seat starts at $29/mo up to $99/mo (Business / Enterprise) |
| Proprietary Limits & Gotchas Caps, lock-in & overage cliffs | Proton Lumo tier notes — Flat-Rate Small Business Pricing: Transparent SMB pricing; Full API & Webhooks: Cloud API & integrations | Fully Kiosk tier notes — Flat-Rate Small Business Pricing: Per-seat or usage-tiered pricing; Full API & Webhooks: REST API & integrations |
| Migration Complexity Engineering & ops switching effort | Low (< 30 mins) Configure Proton Lumo (Flat-Rate Small Business Pricing, Full API & Webhooks) and import existing ai coding & developer tools records | Moderate (2–4 hrs) Configure Fully Kiosk (Full API & Webhooks) and import existing ai coding & developer tools records |
| Target Company Stage Best operational fit | Solo Founders & AI Coding & Developer Tools SMBs | Growing AI Coding & Developer Tools Teams (10–250+) |
| Data Privacy & Compliance U.S. & enterprise governance | GDPR / CCPA ReadyFlat-Rate Small BusinessTransparent USD Pricing | GDPR / CCPA ReadyFull API & WebhooksCommercial SLA |
Interactive Team Seat & ROI Simulator
Adjust your team headcount to compare real monthly and annual licensing costs.
Proton Lumo: Developer Seat / Credits
Fully Kiosk: Developer Seat / Credits
Estimated Annual Savings with Proton Lumo: $900/yr
Saves ~52% annually at this workload tier based on published USD rates.
Technical Capability Matrix
Side-by-side feature, API, and data-ownership checklist.
| Feature Specification | Proton Lumo | Fully Kiosk |
|---|---|---|
| Flat-Rate Small Business Pricing pricing | Supported Transparent SMB pricing | Not Included Per-seat or usage-tiered pricing |
| Full API & Webhooks developer | Supported Cloud API & integrations | Supported REST API & integrations |
| Self-Hostable / Open Source infrastructure | Not Included | Not Included Cloud-only proprietary SaaS |
Official Published USD Pricing Tiers
Verified plan structure for Proton Lumo and Fully Kiosk.
Proton Lumo Plans USD Verified
Free / Starter Plan
monthly
Business Cloud Plan
monthly
Fully Kiosk Plans USD Verified
Pro / Team Seat
monthly
Business / Enterprise
monthly
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Frequently Asked Questions
Key pricing, quota, migration, and security answers for Proton Lumo vs Fully Kiosk.
What is the main difference between Proton Lumo and Fully Kiosk in 2026?
Proton Lumo (Free / $14/mo Business Cloud Plan, billed by developer seat / credits) is best suited for: Alternative to Claude, ChatGPT, Gemini — Privacy-first AI assistant with zero-access encryption that doesn't track or re By contrast, Fully Kiosk (From $29/mo (Pro / Team Seat), billed by developer seat / credits) is best for: Enterprise ai coding platform for teams and organizations
How do Proton Lumo and Fully Kiosk compare on free tiers and USD pricing?
Proton Lumo: Proton Lumo Free / Starter Plan tier (core ai coding & developer tools capabilities); Business Cloud Plan upgrades start at $14/mo. Fully Kiosk: No permanent free plan on Fully Kiosk — Pro / Team Seat starts at $29/mo up to $99/mo (Business / Enterprise). Always compare based on your real workload metric (Developer Seat / Credits vs Developer Seat / Credits) rather than headline base tier alone.
What proprietary feature limits or overages should founders watch out for?
On Proton Lumo: Proton Lumo tier notes — Flat-Rate Small Business Pricing: Transparent SMB pricing; Full API & Webhooks: Cloud API & integrations. On Fully Kiosk: Fully Kiosk tier notes — Flat-Rate Small Business Pricing: Per-seat or usage-tiered pricing; Full API & Webhooks: REST API & integrations.
How difficult is migrating from Fully Kiosk to Proton Lumo, and what compliance is supported?
Estimated migration effort to Proton Lumo is Low (< 30 mins) (Configure Proton Lumo (Flat-Rate Small Business Pricing, Full API & Webhooks) and import existing ai coding & developer tools records). Security & data governance signals for Proton Lumo include GDPR / CCPA Ready, Flat-Rate Small Business, Transparent USD Pricing, while Fully Kiosk offers GDPR / CCPA Ready, Full API & Webhooks, Commercial SLA.
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