api.nansen.ai/api/v1beta1/tgm/historical-token-quant-scores
x402 endpoint · grade B · score 78.0 · confidence 0.42
As of 2026-06-30, api.nansen.ai/api/v1beta1/tgm/historical-token-quant-scores on Base held a flawless 100.0% uptime across 19 reliability checks over the past 30 days. Responses came back moderate at 481 ms median and it has held its advertised price steady at $0.2500. Its x402-trust grade is B (score 78.0 from a moderate sample, tracked for 5 days), so it warrants caution before relying on it.
| Trust grade | B (score 78.0) |
| Recommendation | caution |
| Confidence | 0.42 — free tier, reduced density (every 6th probe) |
| 30-day uptime | 100.0% |
| Median latency | 481 ms |
| Probes (30d, sampled) | 19 |
| Advertised price | $0.25 USDC |
| Price stability (30d) | stable |
| Network | eip155:8453 |
| First seen | 2026-06-25 |
| Last probed | 2026-06-30 |
| Status | listed |
| Snapshot computed | 2026-06-30 02:52 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