TrustLayer vs Gitcoin Passport
Living reputation, not a checklist of stamps.
Gitcoin Passport aggregates static stamps from third-party services into a Sybil score. TrustLayer Protocol builds a continuously evolving trust score from real peer signing, usage signals, and on-chain proofs — anchored daily via Merkle roots.
Gitcoin Passport — Stamp-based Sybil resistance
Side-by-side comparison
| Feature | TrustLayer | Gitcoin Passport |
|---|---|---|
| Score model | Continuous, formula-driven, daily anchored | Aggregated weighted stamps |
| Signal source | Peer signatures + usage + on-chain proofs | Third-party identity providers (BrightID, ENS, etc.) |
| Velocity guards | Built-in caps and anti-fake heuristics | Depends on stamp issuer trust |
| On-chain anchoring | Daily Merkle root on Base | On-chain stamp attestations via EAS |
| Native rewards | $TRUST token earn for legitimate usage | No native token |
| User UI | Full app: chat, TV, proofs, score | Score dashboard + dApp integrations |
| Reputation portability | Soulbound proofs + public APIs | Passport score consumed via API |
Best for TrustLayer
- Apps needing live, behavioral reputation
- Communities running real-time trust workflows
- Reward and token gating beyond grants
Best for Gitcoin Passport
- Quadratic funding rounds
- One-shot Sybil scoring at distribution time
Our verdict
Gitcoin Passport is excellent as a Sybil score for grant programs. TrustLayer goes further by being a full reputation network — score, social graph, proofs, and rewards in one protocol.
Frequently asked questions
Is TrustLayer a Gitcoin Passport alternative?▼
Yes for live reputation use cases — TrustLayer's score updates continuously, not just at distribution events.
Can TrustLayer ingest Passport stamps?▼
On the roadmap. Existing stamps can be added as bonus multipliers without replacing peer signing.
Which is better for Sybil resistance?▼
Passport for one-shot scoring. TrustLayer for ongoing trust where fake accounts decay over time.
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Connect a wallet, sign one message, and you have a portable trust identity.
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