MarketPulse

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "error": "X-PAYMENT header is required",
  "accepts": [
    {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
      "scheme": "exact",
      "network": "base",
      "mimeType": "application/json",
      "resource": "https://marketpulse.theaslangroupllc.com/api/market/ad-copy",
      "description": "Will this ad copy actually convert on Meta, Google, LinkedIn or TikTok? Ready-to-use ad variants (headline, primary text, CTA, why it works) plus a headline bank, hook bank, audience targeting and platform compliance notes for a given platform, product, audience and goal. For advertising, paid-social and growth agents.",
      "maxAmountRequired": "80000",
      "maxTimeoutSeconds": 300
    }
  ],
  "x402Version": 1
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
    "amount": "80000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  },
  {
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "extra": {
      "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
    },
    "payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
    "amount": "80000",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET",
        "queryParams": {
          "goal": {
            "type": "string",
            "example": "trial signups",
            "required": false,
            "description": "Campaign objective in plain language"
          },
          "lang": {
            "type": "string",
            "example": "es",
            "required": false,
            "description": "Language to write the copy in — defaults to English"
          },
          "product": {
            "type": "string",
            "example": "online bookkeeping software for freelancers",
            "required": true,
            "description": "The product or service being advertised"
          },
          "audience": {
            "type": "string",
            "example": "freelance graphic designers with under 5 employees",
            "required": false,
            "description": "Target audience for the ad — sharpens the hook and targeting guidance"
          },
          "platform": {
            "type": "string",
            "example": "Meta",
            "required": true,
            "description": "Ad platform to write copy for"
          }
        }
      },
      "output": {
        "type": "json",
        "example": {
          "platform": "Meta",
          "variants": [
            {
              "cta": "Start free trial",
              "name": "Pain Agitate Solve",
              "headline": "Bookkeeping shouldn't eat your Sunday",
              "primary_text": "You didn't go freelance to become an accountant. Categorize every transaction automatically and get a clean P&L before tax season hits.",
              "why_it_works": "Names the specific pain point before offering relief"
            }
          ],
          "hook_bank": [
            "POV: it's 11pm and you're still categorizing receipts"
          ],
          "disclaimer": "Ad performance varies by audience, creative quality, landing page, and market conditions. Always A/B test before scaling spend.",
          "primary_hook": "Stop doing your own bookkeeping at midnight",
          "amazon_search": "Breakthrough Advertising Eugene Schwartz",
          "audience_read": "Solo freelancers who dread tax season and are motivated by time saved, not features",
          "headline_bank": [
            "Your books, done by Sunday night",
            "Freelancers: stop guessing your tax bill"
          ],
          "test_priority": "Pain Agitate Solve — tests the sharpest pain point first",
          "compliance_notes": [
            "Meta prohibits implied financial guarantees without a disclaimer"
          ],
          "audience_targeting": {
            "primary": "Freelancers 25-45, interests: QuickBooks, Upwork, Fiverr",
            "exclusions": "Existing customers, W-2 employees",
            "lookalike_seed": "Trial signups from the last 90 days"
          },
          "creative_direction": "UGC-style talking-head video, no stock photography",
          "product_or_service": "online bookkeeping software for freelancers"
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema"
    }
  },
  "builder-code": {
    "info": {
      "a": "bc_gxy6qn5p"
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "a": {
          "type": "string",
          "pattern": "^[a-z0-9_]{1,32}$",
          "description": "App builder code"
        },
        "s": {
          "type": "array",
          "items": {
            "type": "string",
            "pattern": "^[a-z0-9_]{1,32}$"
          },
          "description": "Service builder codes"
        },
        "w": {
          "type": "string",
          "pattern": "^[a-z0-9_]{1,32}$",
          "description": "Wallet builder code"
        }
      },
      "additionalProperties": false
    }
  }
}

Provenance

Seen in the source catalog

2026-07-03 20:29Z

Last indexed by Roundhouse

2026-08-02 20:00Z

Last enriched (probe, favicon, geo)

2026-09-25 21:45Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402