{
  "generated_at": "2026-04-24T15:01:35.625676+00:00",
  "slug": "gateway-production-8e04-up-railway-app-chat",
  "title": "Railway Gateway \u00b7 Chat Completion",
  "url": "https://gateway-production-8e04.up.railway.app/chat",
  "category": "ai",
  "summary": "Generates conversational AI responses with session context and request counting.",
  "seo": {
    "title": "AI Chat API - x402 Payment Required",
    "description": "Conversational AI endpoint via x402 micropayments. $0.01 USDC per call on Base. Returns assistant replies with session tracking."
  },
  "use_cases": [
    "Build interactive chat agents with session persistence",
    "Track conversation metrics per user session",
    "Integrate low-cost LLM inference into agent workflows"
  ],
  "ideal_buyer": "Agent developers needing stateful conversational AI with per-call pricing and built-in session management.",
  "example_prompt": "Explain the x402 payment protocol and how it enables micropayments for API access.",
  "example_request_body": {
    "message": "Explain the x402 payment protocol",
    "sessionId": "sess_abc123"
  },
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "normal",
    "ratio": 1,
    "median_category_atomic": 10000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0xfdeae251395004654fbd741824d08df95315ed6c",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "10000",
      "max_timeout_seconds": 300,
      "mime_type": "application/json",
      "description": "Access to /chat",
      "verified": false,
      "hints": {
        "input": {
          "type": "http",
          "method": "POST",
          "bodyType": "json",
          "bodyFields": {
            "message": {
              "type": "string",
              "required": true,
              "description": "End-user message that will be forwarded to the agent"
            },
            "sessionId": {
              "type": "string",
              "required": false,
              "description": "Optional session identifier to continue a prior conversation thread"
            }
          }
        },
        "output": {
          "type": "object",
          "properties": {
            "reply": {
              "type": "string",
              "description": "Assistant response generated by the agent"
            },
            "contextId": {
              "type": "string",
              "description": "Internal context identifier used by the agent"
            },
            "sessionId": {
              "type": "string",
              "description": "Session id associated with the conversation"
            },
            "requestCount": {
              "type": "number",
              "description": "Number of user requests served within this session"
            }
          }
        }
      }
    }
  ],
  "origin": {
    "slug": "gateway-production-8e04-up-railway-app",
    "host": "gateway-production-8e04.up.railway.app",
    "title": "Railway Gateway (unavailable)",
    "description": "A Railway-hosted application endpoint. The origin currently returns a 404 error indicating the application is not found or not deployed.",
    "url": "https://gateway-production-8e04.up.railway.app"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/gateway-production-8e04-up-railway-app-chat",
    "url": "https://x402all.com/resource/gateway-production-8e04-up-railway-app-chat",
    "name": "Railway Gateway \u00b7 Chat Completion",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/gateway-production-8e04-up-railway-app-chat",
      "@type": "Offer",
      "price": "0.01",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "0.010000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent",
      "additionalProperty": [
        {
          "@type": "PropertyValue",
          "name": "paymentNetwork",
          "value": "base"
        },
        {
          "@type": "PropertyValue",
          "name": "paymentAsset",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ]
    },
    "sameAs": "https://gateway-production-8e04.up.railway.app/chat",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/gateway-production-8e04-up-railway-app",
      "url": "https://gateway-production-8e04.up.railway.app",
      "name": "Railway Gateway (unavailable)",
      "@type": "Organization"
    },
    "identifier": "gateway-production-8e04-up-railway-app-chat",
    "description": "Conversational AI endpoint via x402 micropayments. $0.01 USDC per call on Base. Returns assistant replies with session tracking.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=gateway-production-8e04-up-railway-app-chat",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "ai"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=gateway-production-8e04-up-railway-app-chat"
}