Three APIs. Pick one, call it.
| Goal | Quick start |
|---|---|
| Wallet reputation / Sybil gate | Reputation |
| Credit / lending | Credit |
| Agent access control | Agent Trust |
API key: sales.fairscale.xyz. Or x402: see Authentication.
Try a wallet
▶
Interactive Demo
Live lookup via docs demo proxy. Full access requires a fairkey.
First call
curl "https://api.fairscale.xyz/score?wallet=WALLET_ADDRESS" \
-H "fairkey: zpka_your_key_here"
Hosts
| Host | Endpoints |
|---|---|
api.fairscale.xyz | /score, /fairScore, /walletScore, /socialScore |
agent-api.fairscale.xyz | /v1/score, /v1/trust-gate, /v1/credit, /v1/directory |
Auth header: fairkey (credit also accepts X-Api-Key).
Useful fields
| Task | Endpoint | Fields |
|---|---|---|
| Sybil gate | GET /score | fairscore, verified_human, tier |
| ICO / governance activity | GET /score | ownership, ownership_pillar |
| Loan decision | GET /v1/credit | credit_score, underwriting.lending_terms |
| Live debt | GET /v1/credit | credit_data.obligations |
| Agent gate | GET /v1/trust-gate | decision, reasons |
Docs
- Choose signal
- Ownership signals : 01Resolved ICO + governance
- Authentication
- SDK
- Examples