# CowAgent vs OpenDuet (slim)

> CowAgent scores 58.7 (C) to OpenDuet's 49.5 (D) for proactive personal assistants. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/cowagent-vs-openduet.md (~3,950 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/cowagent-vs-openduet.json · canonical https://www.anchorterminal.com/compare/cowagent-vs-openduet
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-30
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

CowAgent scores 58.7 (C) on agent readiness against OpenDuet's 49.5 (D), and leads in 5 of 7 scored categories. OpenDuet leads on security & auth and transparency & trust. Both do proactive personal assistants.

- CowAgent: C 58.7, rank #671 of 1239 · https://www.anchorterminal.com/tools/cowagent.min.md
- OpenDuet: D 49.5, rank #962 of 1239 · https://www.anchorterminal.com/tools/openduet.min.md
- CowAgent, good for One technical owner who wants an assistant on WeChat, Feishu, DingTalk, Telegram, Slack or Discord with memory in local files and a choice of Chinese and Western model providers. Ahead on Reliability, 84 against 42; Schema & documentation, 67 against 58; Agent ergonomics, 59 against 52; Payments & pricing, 60 against 30; Maintenance & community, 83 against 37.
- OpenDuet, good for A starting point for a developer or team who wants a proactive mail-and-calendar assistant they host and change, with approvals and audit, and who accepts a CopilotKit Intelligence account. Ahead on Security & auth, 59 against 43; Transparency & trust, 68 against 47. Also No incidents deducted, where CowAgent loses 5 points for them.

| Category | CowAgent | OpenDuet |
| --- | --- | --- |
| Reliability (16%) | 84 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 67 | 58 |
| Agent ergonomics (13%) | 59 | 52 |
| Security & auth (14%) | 43 | 59 |
| Payments & pricing (10%) | 60 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 83 | 37 |
| Transparency & trust (7%) | 47 | 68 |

| Fact (where they differ) | CowAgent | OpenDuet |
| --- | --- | --- |
| Vendor | zhayujie | CopilotKit (Tawkit, Inc.) |
| Transports | HTTP |  |
| Pricing | Free | Freemium |
| Licence | MIT | MIT. Threads and memory need a CopilotKit Intelligence project, a separate service under CopilotKit's Self-Service Agreement |
| Read-only variant documented | yes | no |
| llms.txt | yes | no |
| Last release | 2026-09-30 | none |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | 2026-08-27 |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | 47k stars | 1.6k stars |