⚠ NOTE: 1M+ tx/day before Sep 8, ~90K after — almost certainly a farming/airdrop campaign ending, not organic demand. Disclose when citing.
RIRI'S TAKE · PLACEHOLDER [One line here: "machine payments are a cents-per-ticket business today"]
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Base: Daily Settlements & Unique Payers
FIG.04 — SELF-INDEXED · BASE MAINNET USDC 0x8335…2913 · EIP-3009 AuthorizationUsed EVENTS · PUBLIC RPC REPLAY · 9/9–9/25
FIG.04
RIRI'S TAKE · PLACEHOLDER [One line here, e.g. "50-80K machine settlements a day on Base, spiked to 195K on Sep 23 — what happened?"]
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These numbers vs BlackRock's $11.2T
FIG.05 — DENOMINATOR HONESTY
BlackRock's $11.2T 2025 onchain stablecoin figure counts all USDC/USDT transfers — exchanges, DeFi, mint/redeem. x402 machine payments are a tiny slice of it.
This radar counts only real x402 settlements: roughly - tx and - over 30 days, a few cents per ticket.
The honest read: machine payments are in infancy — but they are the only payment loop an agent can close without a human.
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Method & Sources
APPENDIX — METHODOLOGY & PROVENANCE
SRC-A · ECOSYSTEM
Public aggregates from x402scan.com (x402 settlements across Base + Solana), sampled at the timestamp above. x402scan retains ~30 days.
SRC-B · BASE PANEL
Self-hosted indexer replaying AuthorizationUsed events on Base USDC (the EIP-3009 onchain fingerprint of x402 settlement), verified block-by-block over public RPC. Pre-9/9 excluded: distorted by farming activity.
EXCLUDED
Solana breakdown and top-paid-services ranking (no free data source yet — V2). Every figure is recomputable; indexer script to be open-sourced.