OceanAlt vs Faxvio

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

OceanAlt compared with Faxvio
Detail	OceanAlt	Faxvio
What it does	Free address-screening API for pre-payment risk decisions on agentic payments	Send a fax online from any browser, pay per page with no subscription
Stage	Not given	Not given
Founded	Not given	Not given
Based in	HK	KZ
Pricing model	Not given	Not given
Pricing	Free: 2,000 calls/month at 60/min (no signup) or 5,000/month at 180/min with email; registered agent credential 50,000/month at 300/min. Team plan $49/month or $490/year (founding price). Pay-per-call: $0.002 per decision, $0.10 for 100 calls (x402), $0.01 per deep trace or batch.	3 pages for $1.09 ($0.36 per page), 7 pages for $1.99 ($0.28 per page), 23 pages for $4.99 ($0.22 per page), 57 pages for $9.99 ($0.18 per page). First page free once per email and per browser on the web. No subscription; pages never expire.
Key features	Single address risk screening Batch screening up to 25 addresses Fund-flow analysis on Tron and EVM Pre-payment decision API (allow/review/decline) Payee validation API Payment request validation Webhook signatures and monitoring Post-payment address monitoring Support for 8 EVM chains, Tron, Solana, Bitcoin and XRP Ledger Verifiable evidence and sources for every verdict	Drop PDF, JPEG, PNG or iPhone photos; up to 50 pages and 19 MB per fax Black-and-white preview before sending shows how pages will print Sign in with Google, Apple, or email code; no password required Automatic cover page with sender name for US numbers PDF receipt with date, time, number and transmission ID when delivered Failed faxes automatically return pages to balance Send from web browser on Windows, Mac, Chromebook, iPhone or Android Native apps for iPhone, iPad and Mac with document camera and share sheet integration Automatic number format handling and trunk zero removal per country Toll-free and premium number detection; 2 pages per page for higher-cost numbers
What makes it different	No signup required for free tier CORS-enabled for browser and agent calls Machine-readable OpenAPI 3.1 specification Idempotent requests for safe retries Verdicts include verifiable settlement attestations	Median delivery time 66 seconds; 79% delivered in under 2 minutes Confirmed delivery only; PDF receipt proves receiving machine accepted pages
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	3 no change since last check	3 +3 (up) since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	28	6
Referring domains (Majestic)	43	1

5 details filled in for both companies.

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