Pricing Units, Proprietary Limits & Migration Complexity
The operational fine print U.S. SaaS founders and small business owners check before committing.
| Evaluation Dimension | Kwant | Open Duet |
|---|---|---|
| Starting Price & Billing Unit How your monthly bill scales | $0 Open Source Per Seat / Monthly Plan | $0 Open Source Per Seat / Monthly Plan |
| Free Tier & Included Quotas Sandbox vs production allowance | Free self-hostable (Open Source (AGPL-3.0)) | Free self-hostable (Open Source (Apache-2.0)) |
| Proprietary Limits & Gotchas Caps, lock-in & overage cliffs | Transparent published limits with no mandatory enterprise sales calls or multi-year lock-in | Transparent published limits with no mandatory enterprise sales calls or multi-year lock-in |
| Migration Complexity Engineering & ops switching effort | Low (< 30 mins) Standard CSV/JSON data export, API sync, or webhook integration | Low (< 30 mins) Standard CSV/JSON data export, API sync, or webhook integration |
| Target Company Stage Best operational fit | Solo Founders & US SMBs (1–50) | Solo Founders & US SMBs (1–50) |
| Data Privacy & Compliance U.S. & enterprise governance | Open Source / Self-HostGDPR / CCPA ReadyTransparent USD Pricing | Open Source / Self-HostGDPR / CCPA ReadyTransparent USD Pricing |
Interactive Team Seat & ROI Simulator
Adjust your team headcount to compare real monthly and annual licensing costs.
Kwant: Per Seat / Monthly Plan
Open Duet: Per Seat / Monthly Plan
Technical Capability Matrix
Side-by-side feature, API, and data-ownership checklist.
| Feature Specification | Kwant | Open Duet |
|---|---|---|
| Flat-Rate Small Business Pricing pricing | Supported 100% free & open-source | Supported 100% free & open-source |
| Full API & Webhooks developer | Supported Full source & API access | Supported Full source & API access |
| Self-Hostable / Open Source infrastructure | Supported Open Source (AGPL-3.0) repository | Supported Open Source (Apache-2.0) repository |
Official Published USD Pricing Tiers
Verified plan structure for Kwant and Open Duet.
Kwant Plans USD Verified
Free / Open Source
monthly
Open Duet Plans USD Verified
Free / Open Source
monthly
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Frequently Asked Questions
Key pricing, quota, migration, and security answers for Kwant vs Open Duet.
What is the main difference between Kwant and Open Duet in 2026?
Kwant ($0 Open Source, billed by per seat / monthly plan) is best suited for: Your own team of AI bots in one self-hosted binary: spaces, every account you have, handoffs, approvals and routines. Op By contrast, Open Duet ($0 Open Source, billed by per seat / monthly plan) is best for: Open-source, self-hosted alternative to Claude Duet: AI coworkers (named agents) with instructions, memory, routines, th
How do Kwant and Open Duet compare on free tiers and USD pricing?
Kwant: Free self-hostable (Open Source (AGPL-3.0)). Open Duet: Free self-hostable (Open Source (Apache-2.0)). Always compare based on your real workload metric (Per Seat / Monthly Plan vs Per Seat / Monthly Plan) rather than headline base tier alone.
What proprietary feature limits or overages should founders watch out for?
On Kwant: Transparent published limits with no mandatory enterprise sales calls or multi-year lock-in. On Open Duet: Transparent published limits with no mandatory enterprise sales calls or multi-year lock-in.
How difficult is migrating from Open Duet to Kwant, and what compliance is supported?
Estimated migration effort to Kwant is Low (< 30 mins) (Standard CSV/JSON data export, API sync, or webhook integration). Security & data governance signals for Kwant include Open Source / Self-Host, GDPR / CCPA Ready, Transparent USD Pricing, while Open Duet offers Open Source / Self-Host, GDPR / CCPA Ready, Transparent USD Pricing.
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