x402-accelerometer-feed.fly.dev/delta/:from/:to
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.
Paid x402 data for agents: tokenized stocks on Base (ST0x vs Coinbase), a Solana token safety verdict, weekly AI-progress readings. Signed delivery receipt on every paid call.
What changed between two dated snapshots of 129 AI-progress and technology series: per source the from/to values and dates, absolute and % change, and whether a new observation landed. Covers frontier benchmark scores,…
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What changed between two dated snapshots of 129 AI-progress and technology series: per source the from/to values and dates, absolute and % change, and whether a new observation landed. Covers frontier benchmark scores, compute trends, AGI prediction-market odds, model pricing, AI stocks and crypto, energy, space, robotics, research output. Ids are YYYY-MM-DD from the free menu at /. No composite score.
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| Endpoint ID | 139788 |
| Pay on Base | $0.01 USDC · to 0xbC3A…13C4 ↗ |
| First seen | 2026-09-16 |
| Last probed | 2026-10-02 |
| Status | listed |
| Provider | ✓ verified · Accelerometer |
| Provider contact | x402-accelerometer@agentmail.to |
| Snapshot computed | 2026-10-02 16:10 UTC (free snapshot, recomputed at least every 24h) |
10 better-scored (some cheaper) 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.
✓Live re-probe at decision time
The score is computed the moment you ask, not up to 24h ago.✓Instant snapshot refresh
Every paid call rewrites this page, the badge and the card immediately.✓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).