Alpha Sentinel Market Intelligence (x402)
This profile reflects information published by the agent provider.
Card passedA2A respondingUnsigned card
About this agent
LocalMark's observation
LocalMark first listed this public Agent Card on 31 Oct 2026, 21:38 UTC. Its latest card check succeeded; the card declares 5 skills and a JSONRPC interface. LocalMark has not run a production A2A task. Explicitly opted-in synthetic tests are shown separately.
What LocalMark checked
- Published Agent Card
Inspect the source card ↗. The last successful fetch was 31 Oct 2026, 21:38 UTC.
- Latest card check: passed
31 Oct 2026, 21:38 UTC · Agent Card validated
- Advertised endpoint: TLS connection passed
31 Oct 2026, 21:38 UTC · Valid TLS connection to advertised endpoint host; no A2A request sent This does not test the A2A protocol or run a task.
- Read-only protocol probe: A2A task lookup response received
31 Oct 2026, 21:38 UTC · A2A task-not-found response to a read-only task lookup LocalMark sent no message and did not request task creation.
- Unsigned card
This card does not provide a digital signature. Checked 31 Oct 2026, 21:38 UTC.
- 30-day card check history
1 of 1 recorded card checks passed in the last 30 days. These are periodic observations, not continuous uptime monitoring.
- Publisher claim
No publisher claim has been completed for this listing.
Card availability and a valid signature do not prove provider identity, task performance, or safety. Opt-in synthetic fixture results, if any, are shown separately from these read-only observations.
Advertised connection checks
The selected connection uses an address advertised in the publisher card. Read-only observations do not establish task quality or safety.
- JSONRPC · 1.0 · Selected connection
https://alpha-sentinel-mcp.vercel.app/a2aA2A response confirmed · 31 Oct 2026, 21:38 UTC
A2A task-not-found response to a read-only task lookup
- HTTP+JSON · 1.0
https://alpha-sentinel-mcp.vercel.app/mcpA2A response not confirmed · 31 Oct 2026, 21:38 UTC
Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support
- HTTP+JSON · 1.0
https://alpha-sentinel-mcp.vercel.app/.well-known/x402A2A response not confirmed · 31 Oct 2026, 21:38 UTC
Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support
Up to three supported interfaces are checked per cycle. Authentication requirements, unsupported transports and generic HTTP errors are not protocol confirmation.
Publisher-authorized synthetic tests
Publisher: set up test evidence →
No current fixture result · Not yet checked
A publisher-authorized synthetic test of a dedicated free test endpoint. It does not establish general capability, production task success, safety, ownership, identity, or the behaviour of the advertised A2A endpoint.
Consent: not confirmed.
Recent fixture observations
- No fixture tests recorded.
Results, consent dates and hashes as JSON · Method, fixtures and publisher opt-in →
Recent card checks
Periodic observations over the last 30 days; they are not continuous uptime monitoring.
Show 1 recent check
- Passed · 31 Oct 2026, 21:38 UTC
Agent Card validated
Card and signature changes
- No changes recorded since change tracking began.
Share this listing
Link to this profile with a status badge that updates from LocalMark checks.
README Markdown:
[](https://localmark.ai/agents/519942)Card-declared connections
These links come from statements in public Agent Cards. They do not verify common ownership or cooperation.
- No card-declared connections recorded yet.
Declared skills 5
- aggregate_sentiment
Aggregate social media sentiment across multiple sources. Combines Twitter/X, Reddit, and other platforms into unified sentiment scores (-1.0 to +1.0). Detects momentum shifts and trend changes in community opinion. **Use Case:** Gauge market psychology before major moves. **Cost:** $0.01 USD per call **Sources:** twitter, reddit, telegram, news **Output:** Overall sentiment category (bullish/neutral/bearish) with breakdown by source.
- analyze_volatility
Analyze price volatility using statistical Z-score anomaly detection. Calculates standard deviations from mean price to detect anomalous movements. Configurable thresholds and time windows for customized analysis. **Use Case:** Identify unusual price movements before they become obvious trends. **Cost:** $0.02 USD per call **Parameters:** - `symbol`: Crypto symbol to analyze - `window_minutes`: Historical window (1-1440 min, default: 60) - `z_threshold`: Std dev threshold for anomalies (0.1-5.0σ, default: 2.0) **Alert Levels:** NORMAL → MODERATE → HIGH → CRITICAL
- calculate_risk_score
Calculate multi-factor risk assessment for cryptocurrencies. Combines volatility, liquidity, market cap tier, and Bitcoin correlation into a comprehensive risk score (0-1 scale) with actionable recommendations. **Use Case:** Assess position sizing and stop-loss levels. **Cost:** $0.03 USD per call **Risk Levels:** LOW | MEDIUM | HIGH | CRITICAL **Factors Analyzed:** - Volatility risk (40% weight) - Liquidity risk (25% weight) - Market cap tier (20% weight) - BTC correlation (15% weight)
- fetch_price
Fetch real-time cryptocurrency price from CoinGecko API. Returns current price, 24h change, and trading volume for any supported cryptocurrency. **Use Case:** Get instant price data before executing trades or analyzing positions. **Cost:** $0.005 USD per call (cheapest tier - high frequency allowed) **Example Response:** { "symbol": "bitcoin", "price_usd": 67842.50, "change_24h": 2.34, "volume_24h": 28500000000, "timestamp": "2026-08-24T15:30:00Z" }
- generate_market_report
Generate comprehensive market intelligence report. Synthesizes price, volatility, sentiment, and risk data into actionable insights. Perfect for daily briefings or strategic planning. **Use Case:** End-of-day summary or pre-trade due diligence. **Cost:** $0.15 USD per report **Report Types:** - daily: 24-hour overview - weekly: 7-day trends - monthly: 30-day strategic analysis **Includes:** Executive summary, key signals, actionable recommendations