saylorinnovations.com/api/evm/optimism/:chain

caution grade C x402 endpoint Solana Base Polygon Arbitrum found on CDP Bazaar found on thirdweb templated confidence 0.41
https://saylorinnovations.com/api/evm/optimism/:chain
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This resource URL still contains an unresolved template placeholder (e.g. {slug}, :slug or %7B…%7D), so the literal URL can't be paid as-is. Substitute a real parameter value before paying. Our health metrics (uptime, latency, spec-compliance) are still measured correctly and apply to the resolved URL. Price and pay-to may vary per item; that per-item variance carries no stability or hijack penalty.

Advertised descriptionEVM Network Status (optimism) — On-Chain Data(Provider-supplied: an unverified claim, not checked by us. The trust grade above is our independent measurement.)
⚠
Limited data. We have not probed this endpoint enough in the last 30 days to characterize it reliably. Treat the grade below as provisional.
30-day uptime
—
not probed
Avg latency (EU)
—
Confidence
0.41
full-density score
Advertised price
—
not advertised
Price stability
Stable
last 30 days
Probes (30d)
—
full record · up to 48/day
More details ▾
Endpoint ID156830
Pay on Solana$0.001 USDC · to 7LSjfr…acy7 ↗
Pay on Solana1000 units of Es9vMF…wNYB · to 7LSjfr…acy7 ↗
Pay on Base$0.001 USDC · to 0xf8A3…f22f ↗
Pay on Polygon1000 units of 0x3c49…3359 · to 0xf8A3…f22f ↗
Pay on Arbitrum1000 units of 0xaf88…5831 · to 0xf8A3…f22f
Pay on Solana8287 units of So1111…1112 · to 7LSjfr…acy7 ↗
First seen2026-09-24
Last probed2026-10-02
Statuslisted
Snapshot computed2026-10-02 23:34 UTC (free snapshot, recomputed at least every 24h)
↑ 10 better alternatives available

10 better-scored endpoints serving a semantically similar purpose exist.

We don't reveal which ones here. The ranked list (resource URLs, exact scores, prices & similarity, etc...) is one paid call away. Purchase it right here with a browser wallet, no code required:

A wallet payment page opens first; approve the USDC payment and the ranked JSON list loads right in your browser. Agents use the x402_find_alternatives MCP tool or POST /v1/similar directly.

Why this verdict?1 warning
A wallet payment page opens first; approve the USDC payment and the full JSON report loads right in your browser. Want a taste first? Read a free full sample report.
This page is the free cached snapshot (computed 7 hours ago, refreshed at least every 24h). Here's what the paid API adds.
  • ✓Live re-probe at decision time
    The score is computed the moment you ask, not up to 24h ago.
  • ✓Instant snapshot refresh
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  • ✓The full “why”, machine-readable
    Confidence band, component breakdown, every risk flag with its evidence.
  • ✓On-chain settlement proof
    Real USDC volume and distinct payers behind the pay-to wallet.
  • ✓90-day raw history
    Every listing, price and payTo change, every probe result.
  • ✓Ranked better alternatives
    Higher-scored endpoints serving the same function, when they exist.
  • ✓Change & liveness alerts
    PayTo/price moves, spec regressions, downtime; 5-minute probes while watched.
$npx -y x402-trust-mcpGive your agents the tools to do all of this for you, with one install. Agents use the x402_trust_score MCP tool or POST /v1/x402-trust directly (pay-per-call over x402, from $0.005).