toolrail.dev
PDF edition of 'Build your own x402 API' — available in Spanish, English or Portuguese (?lang=es|en|pt). A real-world walkthrough of building Toolrail: architecture, real bugs found and fixed, security checklist, discovery channels, and an honest revenue simulation. Includes a printable launch checklist. One-time purchase. Use when you want a practical guide to building and selling your own paid API with x402.
Offering
- Provider
- toolrail.dev
- Method
- GET
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Financial Analysis
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://toolrail.dev/guia/pdf- MIME type
- application/pdf
- First seen
- 2026-10-16T03:04:46.000Z
- Last seen
- Tags
- guide, education, X402, tutorial, spanish
Payment pricing
x402 payment terms are the authoritative price for calling this endpoint.
- Payment option 1
- 7 USDC
Atomic price: 7000000 · Network: eip155:8453 · Asset: USDC · Scheme: exact - Payment option 2
- 7 USDC
Atomic price: 7000000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
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"scheme": "exact",
"network": "eip155:8453",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "7000000",
"payTo": "0xC6E6138dAAc78CeC93d491b4581Afa1a61B98a17"
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "7000000",
"payTo": "7zBC8YJQAFszUV6qF2HPAR4kZtY1jsQivjY2tvFE8qCR"
}
]Observed health
- Status
- Healthy
- Latest latency
- 138 ms
- Average latency
- 360 ms
- HTTP status
- 402
- Last checked
- Reachability
- 100% over 12 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
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}Output schema
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