2s-rjsw718bb-alleyford.vercel.app/api/fx/timeseries
x402 endpoint · grade C · score 55.0 · confidence 0.73
As of 2026-06-30, 2s-rjsw718bb-alleyford.vercel.app/api/fx/timeseries on Base Sepolia responded to 83.6% of 61 reliability checks over the past 30 days — often enough to use, but with outages frequent enough to plan around. Responses came back sluggish at 533 ms median and it has held its advertised price steady at $0.0014. Its x402-trust grade is C (score 55.0 from a solid sample, tracked for 16 days), so it is best avoided for now.
| Trust grade | C (score 55.0) |
| Recommendation | avoid |
| Confidence | 0.73 — free tier, reduced density (every 6th probe) |
| 30-day uptime | 83.6% |
| Median latency | 533 ms |
| Probes (30d, sampled) | 61 |
| Advertised price | $0.00144 USDC |
| Price stability (30d) | stable |
| Network | eip155:84532 |
| First seen | 2026-06-13 |
| Last probed | 2026-06-29 |
| Status | listed |
| Snapshot computed | 2026-06-29 18:42 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