Recommendations · open-entity · rec-note-app-01

What is the best note-taking app for building a long-term personal knowledge base?

0.00

Divergence

1.00

Avg stability

Refusal rate

Models

Where each model stands

ChatGPTObsidian×100%

ClaudeObsidian×100%

GeminiObsidian×100%

ChatGPT modal Obsidian [Obsidian, Obsidian, Obsidian, Obsidian, Obsidian] · stability 1.00

1 Obsidian 0.90 The answer's short summary: "If you want one recommendation that balances longevity, power, extensibility and ease of use: Obsidian is the best general choice today." It also concludes: "start with Obsidian (local Markdown, backups, plugins)."
2 Obsidian 0.95 The answer begins: 'Short answer: For most people building a long-term personal knowledge base (PKB), Obsidian is the best single choice.' It then lists Obsidian's features and why it's recommended.
3 Obsidian 0.90 The answer begins, “for most people building a long-term personal knowledge base (PKB) I recommend Obsidian,” and later gives a recommended setup: “Use Obsidian with a vault stored in a cloud folder you control.”
4 Obsidian 0.95 The answer opens with: 'Short answer: For most people building a long‑term personal knowledge base, Obsidian is the best overall choice' and repeats 'Best all‑round / longevity: Obsidian.'
5 Obsidian 0.95 "For most people building a long-term personal knowledge base (PKB) I recommend Obsidian (local Markdown, graph, huge plugin ecosystem)." and "For most users who want features and portability, Obsidian hits the best balance today.", indicating Obsidian is the primary recommendation.

Claude modal Obsidian [Obsidian, Obsidian, Obsidian, Obsidian, Obsidian] · stability 1.00

1 Obsidian 0.75 For most people building a long-term knowledge base, 'Obsidian or LogSeq' hit the sweet spot, listed first with detailed advantages including strong linking, local file ownership, and flexibility. Obsidian is presented as the primary recommendation.
2 Obsidian 0.85 Obsidian stands out for knowledge bases because of backlinks and graph view for seeing connections between ideas, local storage, markdown-based portability, strong community, and one-time purchase model.
3 Obsidian 0.72 Obsidian is presented first and most prominently, described as 'popular for knowledge bases' with emphasis on local file control, strong linking/backlinks features, and free core features—all key for long-term personal knowledge bases.
4 Obsidian 0.85 Obsidian is described as 'the most popular choice for knowledge bases' with emphasis on local file ownership, excellent linking/backlink features, and strong visualization of connections for interconnected notes.
5 Obsidian 0.85 Obsidian is identified as 'probably the most popular choice right now' with emphasis on local file ownership, powerful linking between notes, strong search and graph visualization, and offline functionality—all key features for long-term personal knowledge base building.

Gemini modal Obsidian [Obsidian, Obsidian, Obsidian, Obsidian, Obsidian] · stability 1.00

1 Obsidian 1.00 The text directly states that for building a long-term personal knowledge base, 'the undisputed top recommendation is Obsidian' and titles it 'The Undisputed King of Longevity'.
2 Obsidian 1.00 The answer calls Obsidian the 'undisputed gold standard' and 'The Undisputed Best', concluding with the bottom line: 'choose Obsidian'.
3 Obsidian 1.00 The assistant explicitly states 'The overall best app is Obsidian' and calls it 'The Undisputed King of Longevity'.
4 Obsidian 1.00 The text states that for long-term PKM, the 'undisputed gold standard right now is Obsidian' and explicitly concludes with 'Recommendation: Start with Obsidian.'
5 Obsidian 1.00 The text explicitly calls Obsidian 'the undisputed best for long-term' and states that 'Obsidian is currently the best choice.'

Change over time

No change from the prior run — every model's modal stance held.

Every stance label is a derived judgment over the model's free-text answer, kept auditable against the original transcript in the run's raw data. Method: /methodology.