402MARKET402 index

State of the 402 economy - 2026-08

99,887 observations across 24,376 unique endpoints this month. Spec-compliant 402 rate: 56.4% (+6.3 pts MoM). Latency p50 (compliant): 224ms (-26.0 MoM). No self-reported metrics - every number below comes from real probes.

99,887observations
24,376endpoints
56.4%spec compliant
224mslatency p50
36probe rounds

Weekly spec compliance (full census rounds)

Share of probed endpoints returning a spec-compliant 402 challenge, per weekly full-census round (daily top-500 probes are excluded here: a biased sample would flatter the rate).

34.5-48.3
roundcompliantendpoints probed
2026-08-0339.2%14,718
2026-08-1034.5%14,417
2026-08-1737.7%14,925
2026-08-2446.7%15,273
2026-08-3148.3%14,697

What moved this month

Operator-level changes from 2026-W31 (end of previous month) to 2026-W36: 1034 -> 1657 operators, 200 new, 0 no longer listed, 188 moved >= 5 points. Weekly diffs: /changes.json

New operators (200+)

operatorscore
krimskrams.xyz100.0
trust-agent.io100.0
x402-prompt-store.vercel.app100.0
quackai.ai100.0
stockql.ai100.0
x402lint.dev100.0
pkgproof.net100.0
poolproof.ru100.0
walls.sh100.0
kihustle.tech100.0

Biggest score moves

operatorfromtodelta
alchemy.com0.0100.0100.0
craigmbrown.com0.0100.0100.0
zeroclick.io0.098.698.6
glianalabs.com0.096.496.4
miroshark.xyz30.095.065.0
vaults.fyi40.0100.060.0
nip.io100.040.0-60.0
gblin.digital40.0100.060.0
gblin-sentinel.vercel.app40.0100.060.0
x402-gateway-omega.vercel.app40.0100.060.0

Badge changes

operatorfromto
tcgapi.devnoneverified
asiaref.devnoneverified
agentexchange.worknoneverified
ixs.financenoneverified
printmoneylab.comverifiedverified-plus
shizu.meverifiedverified-plus
bitrefill.comverifiedverified-plus
x402atlas.comnoneverified
netintel.devnoneverified
interzoid.comverifiedverified-plus

Observed on-chain volume (upper bound)

$289,150volume
101,309settlements
976active addresses
4,610unique payers
$0.01median

Gross inbound USDC to payTo addresses declared in 402 responses (Base). An upper bound, not verified revenue; never a scoring input. See /methodology 'Traction observation'.

Citable findings

Ready-to-quote, sourced one-liners from this month's measured data. Reuse freely under CC BY 4.0 with attribution.

Only 56.4% of listed x402 endpoints returned a spec-compliant 402 challenge in 2026-08 (Market402, 99,887 observations).
Median latency of spec-compliant x402 endpoints was 224ms in 2026-08 (Market402).
0.5% of probed x402 endpoints were unreachable in 2026-08 (Market402).
The x402 economy counted 1,657 operators at 2026-W36, including 200 new entrants during 2026-08 (Market402).
62.9% of spec-compliant x402 endpoints declared protocol version 2 in 2026-08 (Market402).
Observed x402 economy volume in 2026-08: $289,150.08 across 101,309 settlements to 976 payment addresses (gross inbound upper bound; Market402).
Cite as: Market402, "State of the 402 economy 2026-08",
https://market402.com/reports/202608. Data license: CC BY 4.0.

All metrics

Unpaid weekly probes (no payment attached), UA-identified. Rates are per observation. See /methodology.

metricvalue
month202608
probe_rounds36
observations99887
unique_resources24376
compliant_402_rate0.564
unreachable_rate0.005
no_paywall_rate0.003
latency_p50_ms_compliant224
price_match_rate0.978
x402_v2_declared_rate0.629
v1_network_name_ok_rate0.991
eip712_extra_ok_rate0.997

Machine-readable: /reports/202608.json | weekly diffs: /changes.json | all months: /reports | data license: CC BY 4.0 (attribution rules)