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MARKET MONITOR / CATALOGUE Services 131,105 MCP listed 40,658 x402 90,514 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-29 · 3 sources
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Daily transfers, volume and coverage →

FDA device 510(k) pathway check

x402 resource x402 REST

x402-niche-briefs.fly.dev · x402-niche-briefs.fly.dev · Other services

Provider site ↗ How sources are measured

Classify device pathway: Class I exempt, Class II 510(k), or general wellness.

Price per call 0.01 USDC per call published unit: per call
Calls · 30d 2 counted by the source, no daily split
Payers · 30d 2 distinct paying addresses seen by the source
Observed inflows · 30d — not attributable
Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)
Payment evidence Attribution blocked confidence: low · checked 2026-10-26

Where you can pay

1 route from the provider's payment requirements
Payment networks and amounts published for FDA device 510(k) pathway check.
Network Scheme Amount Asset
Base exact 0.01 USDC

“exact” is the price per call. “upto” is a ceiling the client sets, not a price. Atomic amount 10000 = 0.01 USDC per call on Base.

What you can call

access: payment per call (x402)

endpoint https://x402-niche-briefs.fly.dev/v1/fda-medical-device-510k-check

Request

{
    "method": "GET",
    "queryParams": {
        "device_class": "class_i_exempt",
        "sterile": "false"
    },
    "type": "http"
}

Response

{
    "example": {
        "as_of": "2026-10-25",
        "disclaimer": "Educational reference and automated checklist only; not legal advice.",
        "flags": [],
        "input": {
            "device_class": "class_i_exempt",
            "sterile": false
        },
        "regulations": [
            "21 CFR 807 (registration & listing)",
            "21 CFR 820/QMSR"
        ],
        "required_elements": [
            "establishment registration",
            "device listing"
        ],
        "risk_level": "low"
    },
    "type": "json"
}

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

Observed inflows · last 30 days

No inflow observed in this window

The payout address is also published by 369 other service(s); the volume cannot be attributed to one of them.

Observed inflows by window for FDA device 510(k) pathway check.
Window Observed Transfers
Last complete day (2026-10-28) — —
Last 7 days — —
Last 30 days — —
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: 0 days with a transfer First seen: never Last update: 2026-10-28

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

Opportunity insights

2 findings from measured data

  • Payment attribution is blocked

    The payout address is shared with 369 other service(s). That is normal for facilitator and platform addresses, and it is why this profile shows no inflow figure. The volume exists — it just cannot be split without inventing a rule.

    How attribution works →

  • Category benchmark

    91 of 15,505 services (0.6%) in Other services have attributable inflows; 2,096 have a source-measured call count. Median measured calls: 2.

    Rank this category by observed inflows →

What the provider says

Classify device pathway: Class I exempt, Class II 510(k), or general wellness.

Quoted from x402 Bazaar · source record · read 2026-10-29

Facts and where they come from

Price
0.01 USDC per call Provider claim
Recorded value: 0.01 USDC per call.
Unit
per call
Protocol
x402, REST · transport: HTTP Provider claim
Auth
x402
Endpoint
https://x402-niche-briefs.fly.dev/v1/fda-medical-device-510k-check
Source
x402 Bazaar (Coinbase CDP) · Public discovery API (provider-published records)
Last checked
Endpoint called 2026-10-26
First seen
2026-10-26
Usage
2 calls · 2 unique payers in the 30 days before 2026-10-27. Measured by the x402 Bazaar, not by us and not by the provider.

Money, and what it actually proves

Verified revenue · 30d Unknown
Observed inflows · 30d —
Attribution Shared
Receipt ledger Not connected

Attribution blocked · confidence low
The payout address is also published by 369 other service(s); the volume cannot be attributed to one of them.

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 an activity value of $0.02 — the source's call count multiplied by the published price. That is what the list price implies, not what anyone paid. The payout address is also published by 369 other service(s); the volume cannot be attributed to one of them.

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
0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9
0.01 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://x402-niche-briefs.fly.dev/v1/fda-medical-device-510k-check
Evidence

Als Resource-URL im Bazaar-Eintrag geführt.

 api.cdp.coinbase.com 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.

 api.cdp.coinbase.com 2026-10-29
Payment Provider claim
1 rail: Base · payee 0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9
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.

 api.cdp.coinbase.com 2026-10-29
Pricing Provider claim
0.01 USDC per call
Evidence

Atomic amount 10000 = 0.01 USDC per call on Base. Netzwerk: Base.

 api.cdp.coinbase.com 2026-10-29
Protocol Provider claim
x402 (HTTP 402 payment challenge)
Evidence

Im x402 Bazaar als zahlungspflichtige HTTP-Ressource gelistet (x402Version 2, Typ http).

 api.cdp.coinbase.com 2026-10-29
Provider Provider claim
x402-niche-briefs.fly.dev
Evidence

Die Ressource wird unter diesem Host im x402 Bazaar geführt; die Angaben stammen vom Anbieter.

 api.cdp.coinbase.com 2026-10-29
Reachability Verified
HTTP 402 · 379 ms
Evidence

Eigene Anfrage am 2026-10-26 um 15:00 UTC an https://x402-niche-briefs.fly.dev/v1/fda-medical-device-510k-check (GET, ohne Anmeldung, ohne Bezahlung). Antwort: HTTP 402 mit Zahlungsaufforderung.

 x402-niche-briefs.fly.dev 2026-10-26
Usage Verified
2 calls / 2 unique payers in the last 30 days
Evidence

Source-reported usage from Coinbase x402 Bazaar, read on 2026-10-29. Letzter Aufruf laut Quelle: 2026-10-27T02:33:20.005Z. Aufrufe sind kein Umsatz.

 api.cdp.coinbase.com 2026-10-29

Endpoint checks

When URL Answer Latency Payment challenge
2026-10-26 https://x402-niche-briefs.fly.dev/v1/fda-medic... HTTP 402 · payment required 379 ms 0.01 USDC
eip155:8453

We call the documented URL once, unauthenticated and without paying. We never retry a payment challenge and never sign in.

Tags

Fda Compliance Device
Compare this Claim this listing Report an error

Competitors & category benchmark

Rank the whole category →
Closest competitors Other services
  • Send native 14,570 calls · 0.05 USDC per call —
  • Submit 3,394 calls · 0.002 USDC per call —
  • Hash 503 calls · 0.002 USDC per call —
  • Horror Story API 467 calls · 0.01 USDC per call $4.61
  • Gas now 442 calls · 0.001 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 15,505 services in this category
With a measured call count 2,096 (13.5 %)
With a published price 3,443 (22.2 %)
With attributable inflows 91 (0.6 %)
Observed inflows · 30d $115.94
Median measured calls 2
Median price per call $0.01

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Hash x402 REST usage

Compute a SHA-256, SHA-384, or SHA-512 digest of UTF-8 text; returns hexadecimal output (default SHA-256).

apex-edge-coral.vercel.app Other services 503 calls / 30d checked 2026-10-29
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Horror Story API x402 REST usage

Access the exclusive horror story collection (pay-per-read).

horrorstoryapi.vercel.app Other services 467 calls / 30d checked 2026-10-29
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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.