Extract

x402 resource x402 REST

pageproof.alert-crab-1890.chatgpt.site · pageproof.alert-crab-1890.chatgpt.site · Productivity & Docs

Provider site ↗ How sources are measured

Extract text from a digital PDF into page-numbered JSON with SHA-256 hashes. No account or API key. 0.005 USDC on Base per successful document via x402. Maximum 2 MiB and 25 pages. No OCR, summaries, URL fetching, or verification of document claims.

Price per call 0.005 USDC per call published unit: per call

Calls · 30d — not reported by any source

Payers · 30d — not reported by any source

Observed inflows · 30d $0.00 0 transfers to the payout address

Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)

Payment evidence Price published confidence: low · read 2026-10-29

Where you can pay

1 route from the provider's payment requirements

Payment networks and amounts published for Extract.
Network	Scheme	Amount	Asset
Base	exact	0.005	USDC

“exact” is the price per call. “upto” is a ceiling the client sets, not a price. Atomic amount 5000 = 0.005 USDC per call on Base.

What you can call

access: payment per call (x402)

endpoint https://pageproof.alert-crab-1890.chatgpt.site/v1/pdf/extract

Request

{
    "body": {
        "pdf_base64": "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"
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
}

Response

{
    "type": "json",
    "example": {
        "pages": [
            {
                "page": 1,
                "text": "PageProof sample. Order PP-001 totals EUR 42.00.",
                "text_sha256": "8cb2e81e6eb069ad020cf98b7bd021ec26e07614da16af92eb525360ea947df9"
            }
        ],
        "warnings": [
            "Text order follows PDF.js extraction; complex layouts and tables may need further processing."
        ],
        "page_count": 1,
        "provenance": {
            "ocr": false,
            "method": "embedded-text",
            "parser": "unpdf@1.8.1 / PDF.js@6.1.200",
            "content_verified": false
        },
        "schema_version": "1.0.1",
        "character_count": 48,
        "document_sha256": "4d4ba642325addb40cc26835a64651c80c71325e0c7e71a27ebc25333b327ac5"
    }
}

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

Observed inflows · last 30 days

$0.01USD observed / day

2026-09-29grey = not scanned · UTC days2026-10-28

Observed inflows by window for Extract.
Window	Observed	Transfers
Last complete day (2026-10-28)	$0.00	0
Last 7 days	$0.00	0
Last 30 days	$0.00	0
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-09-29 → 2026-10-28 Scanned: 30/30 days Sample: 30 days with a transfer First seen: 2026-09-29 Last update: 2026-10-28

Daily history → · what a transfer does and does not prove

Opportunity insights

2 findings from measured data

Priced, but nothing observed arriving

A price is published, yet no transfer reached the payout address in the last 30 days (the address is scanned daily). Either the buyers pay elsewhere, the volume is below one cent, or the endpoint is dormant. Only 30 of 8555 services in this category have attributable inflows at all.
Services here that do show inflows →
Category benchmark

30 of 8,555 services (0.4%) in Productivity & Docs have attributable inflows; 6,499 have a source-measured call count. Median measured calls: 2.
Rank this category by observed inflows →

What the provider says

Quoted from PayAI · source record · read 2026-10-29

Facts and where they come from

Price: 0.005 USDC per call Provider claim
Recorded value: 0.005 USDC per call.
Unit: per call
Protocol: x402, REST · transport: HTTP Provider claim
Auth: x402
Endpoint: https://pageproof.alert-crab-1890.chatgpt.site/v1/pdf/extract
Source: PayAI · Public discovery API (provider-published records)
Last checked: Not checked by us yet — the data is as the source published it
First seen: 2026-10-26

Money, and what it actually proves

Verified revenue · 30d Unknown

Observed inflows · 30d $0.00

Attribution Exclusive

Receipt ledger Not connected

Price published · confidence low
The provider publishes a price. Nothing has been observed arriving at a payout address, and no receipt is on record.

Why revenue is “unknown”. A revenue figure needs a receipt: an amount a buyer actually paid for this service. We hold none for this entry, and we hold no funds at all. What we have instead is $0.00 arriving at the payout address in 30 days — that is volume, and a lower bound: transfers can be refunds, treasury moves, or payments for something else entirely.

Daily market statistics — the ledger view, day by day

No daily history has been archived for this service yet. Open the full daily history →

Payment rails

Base · exact · USDC

0x3E824CBa63FB9bdd52C199A3B95Fa02aA6f64072

0.005 USDC

From source record

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

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.

Statement	Status	What we found	Source	Checked
Endpoint	Provider claim	https://pageproof.alert-crab-1890.chatgpt.site/v1/pdf/extract Evidence Als Resource-URL im Bazaar-Eintrag geführt.	facilitator.payai.network	2026-10-29
Input output	Provider claim	Request/response examples published with the listing Evidence Beispiel-Ein- und -Ausgabe stammen aus dem Bazaar-Eintrag des Anbieters.	facilitator.payai.network	2026-10-29
Payment	Provider claim	1 rail: Base · payee 0x3E824CBa63FB9bdd52C199A3B95Fa02aA6f64072 Evidence Aus den `accepts`-Einträgen: Netzwerk, Asset, Empfängeradresse und Betrag. Die Adresse ist die Grundlage der späteren On-Chain-Zuordnung; sie ist noch nicht durch eine eigene 402-Antwort bestätigt.	facilitator.payai.network	2026-10-29
Pricing	Provider claim	0.005 USDC per call Evidence Atomic amount 5000 = 0.005 USDC per call on Base. Netzwerk: Base.	facilitator.payai.network	2026-10-29
Protocol	Provider claim	x402 (HTTP 402 payment challenge) Evidence Im x402 Bazaar als zahlungspflichtige HTTP-Ressource gelistet (x402Version 2, Typ http).	facilitator.payai.network	2026-10-29
Provider	Provider claim	pageproof.alert-crab-1890.chatgpt.site Evidence Die Ressource wird unter diesem Host im x402 Bazaar geführt; die Angaben stammen vom Anbieter.	facilitator.payai.network	2026-10-29

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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Price

0.005 USDC per call

price checked 2026-10-29 Open at pageproof.alert-crab-1890.chatgpt.site

You buy from the provider, not from us. This page takes no payment, holds no funds and stores no wallet keys.

Save

Kept in this browser session — no account needed.

Favourites are kept on this site only.

Competitors & category benchmark

Rank the whole category →

Closest competitors Productivity & Docs

:workflowName 7,923 calls · 0.01 USDC per call —
Profile view 921 calls · 0.01 USDC per call —
Person dossier 338 calls · 0.001 USDC per call —
Makers 160 calls · 0.02 USDC per call —
Summary 77 calls · 0.02 USDC per call —

Sorted by source-measured calls, not by our opinion. The right-hand figure is observed inflow, which stays empty for peers whose address is shared.

Category benchmark 8,555 services in this category

With a measured call count	6,499 (76.0 %)
With a published price	6,613 (77.3 %)
With attributable inflows	30 (0.4 %)
Observed inflows · 30d	$36,626.14
Median measured calls	2
Median price per call	$0.01

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All of Productivity & Docs →

:workflowName x402 REST usage

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0.01 USDC per call per call

Profile view x402 REST usage

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Person dossier x402 REST usage

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win.oneshotagent.com Productivity & Docs 338 calls / 30d checked 2026-10-29

0.001 USDC per call per call

Makers x402 REST usage

Deepstate, the on-chain order-book exchange on Robinhood Chain. Per-maker time-at-top, notional rested, fills, and maker rewards earned for a market (token varies by market; see /deepstate/v1/markets).

api.onesource.io Productivity & Docs 160 calls / 30d checked 2026-10-29

0.02 USDC per call per call

Chosen by category and by whether we have measured them, not by who pays us. A sponsored placement in this list is labelled as such.