Tiangong 天工 (formerly Tiangong AI Search) vs Zhihu Zhida 知乎直答
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Tiangong 天工 (formerly Tiangong AI Search)
Kunlun's former AI search engine, now the 天工 SkyClaw agent workspace
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Zhihu Zhida 知乎直答
AI search that traces answers back to named Zhihu contributors
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| RECATOOLS Score | 6.7 / 10 | 6.9 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Freemium | Free |
| Free tier | Free to download and use; paid Basic/Plus/Ultra memberships and credit packs sold in-app | Free with a Zhihu account sign-in; Zhida publishes no usage limits or pricing page |
| Paid from | Basic ¥45/month (iOS auto-renew); Plus ¥85; Ultra ¥188 | — |
| Has API | ✗ | ✗ |
| Open source | ✗ | ✗ |
| Free to use | ✓ | ✓ |
| Users | — | — |
| Founded | 2023 | 2024 |
| Maker | Kunlun Tech (昆仑万维科技股份有限公司) | Zhihu Inc. (知乎) |
| Verdict | Tiangong AI Search no longer exists as a search product: Kunlun has turned it into the 天工 SkyClaw office-agent workspace, closely tied to Skywork. As an agent workspace it is free to start and inexpensive to upgrade, b... |
Zhida's differentiator is traceability. Answers point to specific Zhihu contributors and posts rather than anonymous web pages, and a contributor's body of work can be queried as its own knowledge base, which makes a cit... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.