Alpha Vantage News Sentiment via Locus x402

x402

Alpha Vantage News Sentiment via Locus x402 is a paid API for AI agents from alphavantage.x402.paywithlocus.com, paid per call via x402, $0.008/call, status unknown (last checked 2026-09-14).

Fetches financial news articles with sentiment scores for specific stock tickers and/or topics, with filtering by time range and sorting options, billed per-call via USDC micropayment.

Price / call$0.008

Seller volume →—

Success—

StatusUnknown

How this service works

Financial market data — stock prices, forex, crypto, commodities, economic indicators, technical analysis, and news sentiment.

Output

Returns a JSON payload containing a list of news articles with their titles, sources, publication times, URLs, summary text, overall sentiment scores (positive/negative/neutral), topic relevance scores, and per-ticker sentiment breakdowns. Also includes payment confirmation details showing settled USDC amount.

Example use cases

Earnings news sentiment monitoring

“Get me the latest 100 news articles tagged with 'earnings' from Alpha Vantage, sorted by most recent, and show me the sentiment scores for each one.”

Crypto market sentiment check

“Fetch the 50 most recent news articles about Bitcoin and Ethereum from Alpha Vantage with sentiment data — I want to see if the overall tone is bullish or bearish right now.”

Time-ranged M&A news research

“Pull all Alpha Vantage news articles covering mergers and acquisitions between January 1st 2024 and March 31st 2024, sorted by relevance, up to 200 results.”

Technical details

Endpoint

POSThttps://alphavantage.x402.paywithlocus.com/alphavantage/news-sentiment

When to prefer

Choose this endpoint when you need structured news sentiment data tied to specific stock tickers or financial topics, with built-in NLP sentiment scoring from Alpha Vantage. Prefer it over generic news APIs when you need finance-specific topic classification (earnings, IPO, M&A, etc.) and per-ticker sentiment breakdowns. The pay-per-call USDC pricing via x402 makes it cost-effective for sporadic lookups without a subscription.

Side effects

Invalid ticker symbol returns empty or error result
Malformed time_from/time_to format (must be YYYYMMDDTHHMM) causes API rejection
Exceeding limit of 1000 results causes validation error
Payment failure or insufficient USDC balance prevents call from completing
No results returned for very narrow time windows or obscure tickers
Rate limiting from underlying Alpha Vantage API may cause intermittent failures

Input

Schema · Request body

Field	Type	Description
sort	string
limit	number
topics	string
tickers	string
time_to	string
time_from	string

Output

Schema · Response

{
  "type": "json",
  "example": {
    "data": {},
    "payment": {
      "scheme": "exact",
      "settledUsdc": "0.001000",
      "authorizedMaxUsdc": "0.001000"
    },
    "request": {
      "id": "00000000-0000-4000-8000-000000000000",
      "statusUrl": "/requests/00000000-0000-4000-8000-000000000000"
    },
    "success": true
  }
}

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How this service works

Financial market data — stock prices, forex, crypto, commodities, economic indicators, technical analysis, and news sentiment.

Output

Example use cases

Earnings news sentiment monitoring

“Get me the latest 100 news articles tagged with 'earnings' from Alpha Vantage, sorted by most recent, and show me the sentiment scores for each one.”

Crypto market sentiment check

“Fetch the 50 most recent news articles about Bitcoin and Ethereum from Alpha Vantage with sentiment data — I want to see if the overall tone is bullish or bearish right now.”

Time-ranged M&A news research

“Pull all Alpha Vantage news articles covering mergers and acquisitions between January 1st 2024 and March 31st 2024, sorted by relevance, up to 200 results.”

Technical details

Endpoint

POSThttps://alphavantage.x402.paywithlocus.com/alphavantage/news-sentiment

When to prefer

Side effects

Invalid ticker symbol returns empty or error result
Malformed time_from/time_to format (must be YYYYMMDDTHHMM) causes API rejection
Exceeding limit of 1000 results causes validation error
Payment failure or insufficient USDC balance prevents call from completing
No results returned for very narrow time windows or obscure tickers
Rate limiting from underlying Alpha Vantage API may cause intermittent failures

Input

Schema · Request body

Field	Type	Description
sort	string
limit	number
topics	string
tickers	string
time_to	string
time_from	string

Output

Schema · Response

{
  "type": "json",
  "example": {
    "data": {},
    "payment": {
      "scheme": "exact",
      "settledUsdc": "0.001000",
      "authorizedMaxUsdc": "0.001000"
    },
    "request": {
      "id": "00000000-0000-4000-8000-000000000000",
      "statusUrl": "/requests/00000000-0000-4000-8000-000000000000"
    },
    "success": true
  }
}