generated: '2026-09-13'
method: searched
source: https://proof.arakelproof.space/pricing
name: ARAKEL Machine Evidence Network
model: pay-per-call (x402 / USDC on Base); no subscription tiers
currency: USD
settlement: USDC on Base (eip155:8453)
plan_count: 0
plan_count_note: >-
  There are no subscription tiers or seat plans — pricing is strictly usage-based,
  charged per call at the moment of use via an x402 HTTP 402 challenge. The live 402
  challenge is authoritative for exact price. Products are listed below as per-call
  prices, not recurring plans.
products:
  - name: Free preflight
    price_usd: 0
    note: quote / coverage / lookup-quote / sources / catalog / telemetry
  - name: Official-source lookup (OFAC/FDA/USAspending/Federal Register)
    price_usd: 0.005
  - name: Quick check
    price_usd: 0.005
  - name: Verified machine check
    price_usd: 0.01
  - name: Batch quick check (up to 10)
    price_usd: 0.025
  - name: Counterparty government check
    price_usd: 0.03
  - name: Prove NOT_OBSERVED
    price_usd: 0.03
  - name: Change-since
    price_usd: 0.03
  - name: Signed proof
    price_usd: 0.05
  - name: Counterparty evidence dossier
    price_usd: 0.10
  - name: Evidence bundle
    price_usd: 0.25
billing_note: >-
  "Charges only apply when evidence meets support criteria" — e.g. a NOT_OBSERVED
  proof is billed only when ARAKEL can prove it from sufficient coverage.