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Overview

SandboxAgentStarterGrowthEnterprise
PriceFree0.001 USDC/creditFree$20/moCustom
Settlements1,000/mo1 per credit1,000/mo included2,000/mo includedCustom
Overage$0.001/tx$0.001/txCustom
Verifications5,000/mo10 per credit10,000/mo30,000/moCustom
RPS55050100Custom
NetworksBase Sepolia, Solana DevnetBase + Sepolia, SolanaBase + Sepolia, SolanaBase + Sepolia, SolanaAll
FlashblocksNoNoNoYesYes
KYT screeningYesYesYesYesYes
Settlement historyNoYesYesYesYes
AuthNone (IP-limited)x402 paymentAPI keyAPI keyAPI key

Sandbox

Free access, no signup. IP-based rate limiting. Base Sepolia and Solana Devnet (testnets) only. Use this for development and testing. Point your facilitator URL at:
https://x402.renvoy.ai/sandbox
  • 1,000 settlements per month per IP
  • 5,000 verifications per month per IP
  • 5 requests per second per IP
  • Minimum payment: 0.0001 USDC

Agent

For AI agents and programmatic access. No signup or dashboard — purchase credits by paying USDC directly via the x402 protocol.
  • Price: 0.001 USDC per credit (minimum purchase: 0.01 USDC = 10 credits)
  • 1 credit = 1 settlement
  • 10 verifications per credit
  • Credits never expire
  • One API key per wallet — top up anytime via the same endpoint
  • 50 requests per second
See Agent Self-Provisioning for the full API.

Starter

Free to start, pay as you go. Sign up at renvoy.ai to get an API key.
  • 1,000 settlements per month included
  • 10,000 verifications per month included
  • Overage: $0.001 per settlement (billed via Stripe)
  • 50 requests per second
  • Base + Base Sepolia, Solana + Solana Devnet

Growth

For higher-volume APIs. Includes Flashblocks for ~200ms settlement times.
  • $20/month subscription
  • 2,000 settlements per month included
  • 30,000 verifications per month included
  • Overage: $0.001 per settlement (billed via Stripe)
  • 100 requests per second
  • Flashblocks: append /flash/ to your path for ~200ms settlement
  • Base + Base Sepolia, Solana + Solana Devnet

Using Flashblocks

Growth plan users can access Flashblocks settlement by adding /flash/ before the endpoint:
https://x402.renvoy.ai/v1/YOUR_API_KEY/flash/settle
Standard settlement (~2s):
https://x402.renvoy.ai/v1/YOUR_API_KEY/settle

Enterprise

Custom pricing, custom quotas, dedicated facilitator instances. Contact sales.

How quotas work

What counts toward your quota

Quotas count all non-5xx responses — successful settlements, rejected payments (400), insufficient balance (402), and other client errors all count. Only facilitator errors (5xx) are excluded. This means a malformed request that returns 400 still consumes one unit of quota.

Settle quota behavior

Plan typeBehavior
Subscribers (Starter/Growth with active Stripe subscription)Soft limit — requests are never blocked at quota. Overage is billed via Stripe at $0.001/tx.
Non-subscribers and AgentHard limit — returns 429 with x-settlement-remaining: 0 when quota is exhausted.

Verify quota behavior

Verification quotas are hard-capped for all plans. When exhausted, returns 429 with x-verification-remaining: 0. Exception: Enterprise plans can have soft verify limits (same behavior as settle for subscribers).

Rate limit headers

Every metered response includes remaining quota headers:
x-settlement-remaining: 847
x-verification-remaining: 9231

Minimum payment amounts

PlanMinimum
Sandbox0.0001 USDC
All paid plans0.001 USDC