{
  "generated_at": "2026-04-24T15:01:35.625676+00:00",
  "slug": "string-utils-dirtroad-dev-tools-paid-substring",
  "title": "DirtRoad \u00b7 Paid Substring Extraction",
  "url": "https://string-utils.dirtroad.dev/tools/paid/substring",
  "category": "tools",
  "summary": "Submit text and extraction parameters to receive a substring from the input string.",
  "seo": {
    "title": "Substring Extraction Tool via x402 Micropayment",
    "description": "Extract substrings from text via x402 payment. Pay 0.001 USDC per request. String manipulation utility."
  },
  "use_cases": [
    "Parse fixed-width data formats in ETL pipelines",
    "Extract specific fields from log files or documents",
    "Build text processing workflows with pay-per-use string operations"
  ],
  "ideal_buyer": "Data engineering pipelines, document processing systems, and developers needing on-demand string manipulation without infrastructure.",
  "example_prompt": "Extract characters 10-25 from this string: 'TransactionID:12345-ABCDE-67890'",
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "cheap_outlier",
    "ratio": 0.1,
    "median_category_atomic": 10000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0x71dc0bc68e7f0e2c5aace661b0f3fb995a80aaf4",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "1000",
      "max_timeout_seconds": 300,
      "mime_type": "application/json",
      "description": "extract substring from string (paid)",
      "verified": false,
      "hints": {
        "input": {
          "type": "http",
          "method": "POST"
        }
      }
    }
  ],
  "origin": {
    "slug": "string-utils-dirtroad-dev",
    "host": "string-utils.dirtroad.dev",
    "url": "https://string-utils.dirtroad.dev"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/string-utils-dirtroad-dev-tools-paid-substring",
    "url": "https://x402all.com/resource/string-utils-dirtroad-dev-tools-paid-substring",
    "name": "DirtRoad \u00b7 Paid Substring Extraction",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/string-utils-dirtroad-dev-tools-paid-substring",
      "@type": "Offer",
      "price": "0.001",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "0.001000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent",
      "additionalProperty": [
        {
          "@type": "PropertyValue",
          "name": "paymentNetwork",
          "value": "base"
        },
        {
          "@type": "PropertyValue",
          "name": "paymentAsset",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ]
    },
    "sameAs": "https://string-utils.dirtroad.dev/tools/paid/substring",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/string-utils-dirtroad-dev",
      "url": "https://string-utils.dirtroad.dev",
      "name": "string-utils.dirtroad.dev",
      "@type": "Organization"
    },
    "identifier": "string-utils-dirtroad-dev-tools-paid-substring",
    "description": "Extract substrings from text via x402 payment. Pay 0.001 USDC per request. String manipulation utility.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=string-utils-dirtroad-dev-tools-paid-substring",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "tools"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=string-utils-dirtroad-dev-tools-paid-substring"
}