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ForgeMesh Anomaly Tracker — Real-Time Sequence Anomaly Detection
x402
ForgeMesh Anomaly Tracker — Real-Time Sequence Anomaly Detection is a paid API for AI agents from anomaly.forgemesh.io, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).
Detects anomalous event sequences on blockchain networks (Ethereum, Base, Arbitrum) including stablecoin depegs, mempool anomalies, and supply expansions using NASA-derived algorithms
Price / call$0.05
Success—
StatusUnknown
How this service works
Score the current blockchain event window for sequence anomalies
Output
Returns a JSON object with: chain identifier, human-readable anomaly story label (e.g. 'Supply Expansion'), domain, novelty level (low/medium/high/extreme), coverage ratio, the peak event sequence array (e.g. STABLECOIN_MINT/REDEEM patterns), window in hours, a sequence score from 0 (normal) to 100 (highly anomalous), number of events collected, number of historical matches, and a list of possible failure modes.
Example use cases
Stablecoin depeg early warning system
“Monitor Base chain right now for any stablecoin depeg anomalies and alert me immediately if the sequence score hits extreme—I need to know what redemption patterns triggered it.”
Mempool stress detection across networks
“Scan Ethereum and Arbitrum mempool activity in the last 4 hours for unusual transaction sequences that might signal market stress, and give me the novelty level and historical matches.”
Supply expansion pattern monitoring
“Watch for supply expansion anomalies on all three chains over the past week—I want to see which one has the highest sequence score and what failure modes I should be prepared for.”
Technical details
Endpoint
POSThttps://anomaly.forgemesh.io/api/sequence-anomalyWhen to prefer
Use this endpoint when you need real-time, scored anomaly detection specifically for blockchain event sequences (Ethereum, Base, Arbitrum) in the financial domain, especially for stablecoin depeg signals, mempool anomalies, and supply expansion patterns. Prefer this over generic blockchain data APIs when you need a pre-computed novelty score, a human-readable story label, and historical pattern matching in a single call. Ideal for agents that need to act on anomaly signals without building their own sequence analysis pipeline.
Side effects
- Invalid chain value returns error (must be 'ethereum', 'base', or 'arbitrum')
- Invalid window value returns error (must be '1h', '4h', '24h', or '168h')
- Missing required 'type' or 'method' fields in input object cause request rejection
- Insufficient on-chain data in selected window may result in low events_collected and unreliable scores
- Payment failure via x402 micropayment protocol blocks the request
- Service may be unavailable during blockchain node outages or high network congestion
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| chain | string | Blockchain: ethereum, base, or arbitrum |
| domain | string | Event domain (currently: financial) |
| window | string | Lookback window: 1h, 4h, 24h, or 168h |
Output
Schema · Response
{
"type": "json",
"example": {
"chain": "ethereum",
"story": "Supply Expansion",
"domain": "financial",
"novelty": "high",
"coverage": 0.34,
"peak_window": [
"STABLECOIN_MINT",
"STABLECOIN_REDEEM",
"STABLECOIN_MINT",
"STABLECOIN_REDEEM"
],
"window_hours": 24,
"sequence_score": 66,
"events_collected": 29,
"historical_matches": 2,
"possible_failure_modes": [
"supply_expansion"
]
}
}Tags
x402
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