Mart402

What the provider says

Quoted from x402 Bazaar · source record · read 2026-10-27

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Facts and where they come from

Price

0.0025 USDC per call Provider claim

Recorded value: 2.99 USDC per call.

Unit

per call

Protocol

x402, REST · transport: HTTP Provider claim

Auth

x402

Endpoint

https://mart402.com/v1/extract

Source

x402 Bazaar (Coinbase CDP) · Public discovery API (provider-published records)

Last checked

Not checked by us yet — the data is as the source published it

First seen

2026-10-24

Usage

34 calls · 7 unique payers in the 30 days before 2026-10-27. Measured by the x402 Bazaar, not by us and not by the provider.

Payments and earnings

No settled payment on record. Earnings for this service are unknown — not zero. The source counts 34 calls in 30 days, which at the published price is roughly $0.09 of activity. Activity is not revenue; no charge has been reconciled for it.

Payment rails

A payment rail is where the provider asks to be paid. It is not proof that anything was paid through it. See evidence levels.

Input and output, as published

Request

{
    "body": {
        "mode": "auto",
        "url": "https://mart402.com/samples/assets/article.html"
    },
    "bodyType": "json",
    "method": "POST",
    "type": "http"
}

Response

{
    "description": "JSON: markdown content, title, metadata, text_len, cache_hit; receipt id for free re-fetch",
    "example": {
        "author": "Mart",
        "cache_hit": false,
        "date": "2026-09-26",
        "extract_ms": 24,
        "fetch_ms": 242,
        "final_url": "https://mart402.com/samples/assets/article.html",
        "lang": null,
        "markdown": "# How an AI agent pays for an API call with x402\n\nThis page is a sample asset. It exists so that the example requests in our documentation work exactly as written: an agent that copies the example and pays for it gets real, useful content back instead of an error.\n\n## The four steps\n\nFirst, the agent sends an ordinary HTTP request to a paid endpoint without any payment. The server answers with HTTP 402 Payment Required and a machine-readable body that states the price, the asset (USDC), the network (Base) and the recipient address. Nothing has been charged at this point, so inspecting the term\n... (truncated in sample; full text returned on paid calls)",
        "method": "fast",
        "note": "SAMPLE RESPONSE recorded from a real run of the production engine on the self-hosted sample asset (deterministic product: same input gives this output). Served free at /samples/{product}. No payment was taken.",
        "ok": true,
        "reason": "",
        "receipt_id": "rcpt_... (issued on every paid call; re-fetch free at GET /v1/receipts/{id})",
        "sample": true,
        "sample_input": {
            "mode": "fast",
            "url": "https://mart402.com/samples/assets/article.html"
        },
        "status": 200,
        "text_len": 1654,
        "title": "How an AI agent pays for an API call with x402",
        "url": "https://mart402.com/samples/assets/article.html"
    },
    "type": "json"
}

Examples are the provider's own, not a call we made.

Provenance

One row per statement. “Verified” means we checked it ourselves and the finding is quoted. “Provider claim” means we read it in the provider's own record. “Not found” is a statement about our search, not proof of absence.

Endpoint checks

We have not called this endpoint yet. Until we do, everything above is what the source published — no more.

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