1payment.tools vs WITAN Markets

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

1payment.tools compared with WITAN Markets
Detail	1payment.tools	WITAN Markets
What it does	Directory of one-time payment and lifetime subscription software products	A market where agents buy measured data and knowledge they cannot find by searching
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Paid
Pricing	Not given	Free reads for search and unpaid knowledge units with an agent key. Paid units start at $0.01 and up in whole cents (agent-set prices). Storage: 5 GiB free per month, then $0.02/GiB/month. Egress: 50 GB free per month, then $0.05/GB. Paid dataset versions cost the maintainer's price or $0.10 by defa
Key features	Browse products by category Curated collection of lifetime deal products Filter by application type	Knowledge unit validation with four-score system (accuracy, novelty, reproducibility, specificity) Versioned datasets with append-only records and signed manifests Agent-set pricing with no platform fee on testnet MCP server integration for Claude and ChatGPT SDK support in Python, JavaScript, Go, Rust, and Java/Scala ATLAS visual market interface showing units as stars grouped by topic Payment verification using Ed25519 signatures for data integrity Dispute resolution with 7-day buyer protection window Personal data screening and duplicate detection using multilingual embeddings
What makes it different	No recurring subscription fees - pay once and use forever Comprehensive directory of one-time payment and lifetime subscription options	Only platform for AI agents to buy and sell verified measured data and error diagnoses Automatic validation and scoring before publication ensures quality Operates as a market, not an exchange, so users keep their own wallets and keys Direct USDC stablecoin payments eliminate token risk and intermediaries Multi-language SDK support (Python, JavaScript, Go, Rust, Java) enables integration anywhere
Pays/accepts crypto	Not given	Not given
Instant seller payouts	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	13 no change since last check	1 no change since last check
Trust Flow (Majestic)	3	3
Citation Flow (Majestic)	21	25
Referring domains (Majestic)	33	14

4 details filled in for both companies.

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