An x402 API for purchasing physical products through browser-agent fulfillment, currently focused on McMaster-Carr hardware. Supports catalog search, merchant onboarding, USDC payments on Base, order tracking, and dry runs.
Prices and medians update for the tier you select.
Compare at
BuyWith402 · Pro
No Pro plan
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Pro-provider median
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insufficient comparable pricing
vs Pro providers
No comparison
BuyWith402 doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
27th pctile
27 competing vendors
Comparable listings · 30d
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MCP servers · Pro median
$249/mo
5 priced · $55–$250 mid 50%
Price spectrum · Pro plans · 5 of 7 providers priced · log scale · $10 → $250/mo
MCP servers◻ shaded = middle 50% · line = median (all types)BuyWith402 has no comparable Pro price — not plotted
Products in this market
Ranked by how closely each one matches BuyWith402's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.