API for x402 ecosystem data and observability on Base, providing an endpoint catalog, on-chain settlement feed, settlement-ledger index, and signed endpoint verification.
As parsed from api.smartflowproai.com/pricing on 2026-10-23.
Explore the market
Prices and medians update for the tier you select. Caution: thin market — treat statistics as indicative.
Compare at
SmartFlow · Pro
$99/mo
Pro intro plan
Pro-API median
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insufficient comparable pricing
vs Pro APIs
Insufficient
comparable pricing
ⓘ Comparisons are same provider type (API) and same buyer tier (Pro). Never across tiers.
Market density
36th pctile
52 competing vendors
Comparable listings · 30d
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Price spectrum · Pro plans · 1 of 2 providers priced · log scale · $99 → $99/mo
APIs◻ shaded = middle 50% · line = median (all types)large ringed dot = SmartFlow ($99/mo)
Products in this market
Ranked by how closely each one matches SmartFlow's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.