402MARKET402 index

State of the 402 economy - 2026-11

3,530 observations across 3,530 unique endpoints this month. Spec-compliant 402 rate: 80.6% (+33.6 pts MoM). Latency p50 (compliant): 264ms (-2.0 MoM). No self-reported metrics - every number below comes from real probes.

3,530observations
3,530endpoints
80.6%spec compliant
264mslatency p50
1probe 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).

roundcompliantendpoints probed
2026-11-0180.6%3,530

Citable findings

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

Only 80.6% of listed x402 endpoints returned a spec-compliant 402 challenge in 2026-11 (Market402, 3,530 observations).
Median latency of spec-compliant x402 endpoints was 264ms in 2026-11 (Market402).
4.9% of probed x402 endpoints were unreachable in 2026-11 (Market402).
86.9% of spec-compliant x402 endpoints declared protocol version 2 in 2026-11 (Market402).
Cite as: Market402, "State of the 402 economy 2026-11",
https://market402.com/reports/202611. Data license: CC BY 4.0.

All metrics

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

metricvalue
month202611
probe_rounds1
observations3530
unique_resources3530
compliant_402_rate0.806
unreachable_rate0.049
no_paywall_rate0.024
latency_p50_ms_compliant264
price_match_rate0.989
x402_v2_declared_rate0.869
v1_network_name_ok_rate0.994
eip712_extra_ok_rate0.989

Machine-readable: /reports/202611.json | weekly diffs: /changes.json | all months: /reports | data license: CC BY 4.0 (attribution rules)