public.zapper.xyz/x402/token-balances
Zapper · grade B · score 78.3 · confidence 0.78
As of 2026-06-30, public.zapper.xyz/x402/token-balances on Base responded to 89.6% of 67 reliability checks over the past 30 days — often enough to use, but with outages frequent enough to plan around. Responses came back moderate at 491 ms median and it has held its advertised price steady at $0.0011. Its x402-trust grade is B (score 78.3 from a solid sample, tracked for 18 days), so it currently looks safe to use.
| Trust grade | B (score 78.3) |
| Recommendation | proceed |
| Confidence | 0.78 — free tier, reduced density (every 6th probe) |
| 30-day uptime | 89.6% |
| Median latency | 491 ms |
| Probes (30d, sampled) | 67 |
| Advertised price | $0.001125 USDC |
| Price stability (30d) | stable |
| Network | eip155:8453 |
| First seen | 2026-06-12 |
| Last probed | 2026-06-30 |
| Status | listed |
| Snapshot computed | 2026-06-30 14:16 UTC |
Need more than the free snapshot? The paid API adds a live probe at decision time (with timestamp), full 30-minute probe density & confidence, 90-day history, on-chain settlement correlation, and watch/alerting.
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POST /v1/x402-trust · POST /v1/x402-history · free MCP: npx -y x402-trust-mcp