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Get Started Free →Use when selecting, writing, or auditing testimonials, reviews, ratings, case studies, usage stats, customer logos, waitlists, community signals, popularity claims, marketplace rankings, group-norm messages, or any proof that relies on what other people do or believe.
.claude/skills/hashgraph-online-social-proof-evidence/SKILL.md| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-09 | ✗→✓ | ▲ Improved | 6% | 0% |
| case-13 | ✗→✓ | ▲ Improved | -14% | 0% |
| case-19 | ✗→✓ | ▲ Improved | -23% | 0% |
| case-02 | ✓→✗ | ▼ Worse | 21% | 0% |
| case-16 | ✓→✗ | ▼ Worse | -26% | 0% |
Use social proof as evidence, not theater. The principle works because people infer appropriate action from others, especially under uncertainty, but the evidence must be real and relevant.
guidelines.md to choose the smallest useful reference set.references/social-proof/knowledge.md for concepts and references/social-proof/rules.md for operating rules.workflows/choose-social-proof.md for repeatable tasks.| File | Purpose | | --- | --- | | references/social-proof/knowledge.md | Core concepts and source-grounded definitions | | references/social-proof/rules.md | Rules, boundaries, and practical guidelines | | references/social-proof/examples.md | Bad/better examples for applied situations | | references/social-proof/smells.md | Red flags and anti-patterns to detect | | references/social-proof/checklist.md | Fast review checklist | | workflows/choose-social-proof.md | Select and present proof that is truthful, relevant, and not staged. |
Use the prompts in evals/evals.json as smoke tests. A good result identifies the relevant Influence principle, preserves user agency, and avoids fabricated evidence or coercive pressure.
Other measured skills in the registry, with their headline benchmark lift.