alpha402x

Live 402 challenge

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

{
  "error": "payment_required",
  "price": "$0.05",
  "message": "This profile costs $0.05 USDC on Base mainnet via the x402 protocol. Payment terms are in the PAYMENT-REQUIRED response header; sign the USDC authorization and retry with an X-PAYMENT header (clients: @x402/fetch, @x402/axios). Free family guide: /profiles. Free discovery: /.well-known/x402.",
  "network": "eip155:8453",
  "preview": {
    "title": "The 100x Floor Profile",
    "fields": [
      "id",
      "title",
      "type",
      "category",
      "tags",
      "summary",
      "key_takeaways",
      "content_markdown",
      "sources",
      "disclaimer"
    ],
    "summary": "The empirical minimum conditions observed at the starting point of generational compounders — what 100-baggers actually looked like on day one, how rare they are, what engine carried them, what the hold really cost, and what disqualified the pretenders. Built from every major published 100-bagger study plus proprietary desk research.",
    "key_takeaways_sample": [
      "Base rate: ~0.2% of stocks deliver 100x per 10-year window, rising to ~1.6% at 30 years and 3–4% over full lifetimes; top 0.36% of firms created half of all $47T US market wealth (Bessembinder).",
      "Graduation from 10x: ~1 in 10 raw; roughly doubles to ~18–22% with >10% insider ownership; 50x→100x completion hits a 69% survival plateau on quality-filtered populations (proprietary desk studies) — conviction should rise past 50x, not fall.",
      "Entry floor, size: $100M–$1B market cap is the mass of the distribution (Mayer median ~$500M, 68% <$300M); above $2B the math fails."
    ]
  },
  "resource": "/profiles/100x-floor",
  "discovery": "/.well-known/x402"
}

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": "0x73AcE32013985f715B5e00E5A341259cCE17D220",
    "amount": "50000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET",
        "queryParams": {}
      },
      "output": {
        "type": "json",
        "example": {
          "id": "100x-floor",
          "type": "empirical_profile",
          "title": "The 100x Floor Profile",
          "sources": [
            "<~20 cited studies and books>"
          ],
          "summary": "Empirical minimum conditions observed at the starting point of 100x outcomes...",
          "disclaimer": "Descriptive research, not investment advice.",
          "key_takeaways": [
            "<10-12 headline empirical findings>"
          ],
          "content_markdown": "<complete cited profile in markdown: base rates, entry floors, return engine, hold cost, disqualifiers>"
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "method"
          ],
          "properties": {
            "type": {
              "type": "string",
              "const": "http"
            },
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "type": "object",
              "properties": {}
            }
          },
          "additionalProperties": false
        },
        "output": {
          "type": "object",
          "required": [
            "type"
          ],
          "properties": {
            "type": {
              "type": "string"
            },
            "example": {
              "type": "object"
            }
          }
        }
      }
    }
  }
}

Provenance

Seen in the source catalog

2026-09-19 16:18Z

Last indexed by Roundhouse

2026-09-24 12:50Z

Last enriched (probe, favicon, geo)

2026-09-10 15:45Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402