payment-ready until 2026-08-20
x402 + Stripe billing proxy for APIs/MCP servers. Ships built-in safety tools: risk-scoring, simulation, policy-gate.
Pay from $0.02 to $0.15 per request in USDC on Base, settled onchain via the x402 protocol, no signup, no API key needed.
first settlement 2026-04-23 · $0.10 all-time · settled via coinbase
ASSESSMENT
updated 4h agoEvidence-backed signals, not a single score. Click any chip for the proof. Measured values stay read-only; unknown is honest.
reliability 99.9%
- uptime 24h
- 100%
- uptime 7d
- 100%
- uptime 30d
- 99.9%
- uptime 90d
- 100%
- response p95
- 406ms
- avg response
- 236ms
- total checks
- 7,305
Measured on the unpaid 402 handshake, not the paid call. A service can 402 correctly and still fail after payment.
compliance A (14/14)
14 of 14 x402 conformance checks pass. Full checklist below.
price $0.02 to $0.15 (p58 in AI)
- price (min)
- $0.02
- price (max)
- $0.15
- category percentile (min)
- p58 in AI
- category percentile (max)
- p60 in AI
- endpoints / prices
- 3 / 3
- model
- tiered
- stability
- 100%
risk clean
No deterministic risk flag. Risk fires only on an exact blocklist match, or a reserved-brand name with a mismatched verified payTo. Never from low uptime, a high price, or a model guess.
- domain age
- -
- registrar
- -
- hosting
- custom
- domain created
- ---
Identity facts, not a risk score.
traction $0.02 30d · 1 buyers · top buyer 100%
- volume 30d
- $0.02
- buyers 30d
- 1
- settlements 30d
- 1
- first settlement
- 2026-04-23
- last settlement
- 2026-07-16
- top buyer share
- 100% of 30d volume
- trend 7d vs 30d
- 0.00x the 30d daily rate
- networks
- eip155:8453
- volume all-time
- $0.10
- settlements all-time
- 5
- median settlement 30d
- $0.02
- max settlement 30d
- $0.02
- settled via
- coinbase ($0.02, 1 tx)
Conservative undercount: only USDC settlements via facilitators we measure are counted. A measured floor, not an estimate.
Top buyer share is a concentration signal, not part of the ranking score.
WHAT IT DOES
ai-derivedActionGate provides API services for policy gate checks, risk scoring, and action simulation.
- category
- ai-decision-api
- in
- body
AI-generated summary. The measured data is never altered by it.
ENDPOINTS
| METHOD | PATH | DESCRIPTION | PRICE | NETWORK | ASSET | 402 CHANNEL |
|---|---|---|---|---|---|---|
| POST | /v1/policy-gate | Policy-gate check | $0.03 | Base | USDC | header |
| POST | /v1/risk-score | Risk score an action | $0.02 | Base | USDC | header |
| POST | /v1/simulate | Simulate action outcome | $0.15 | Base | USDC | header |
REQUEST / RESPONSE EXAMPLE
An unpaid request to POST /v1/policy-gate returns HTTP 402 with the payment terms. Settle onchain via your facilitator, then retry with the X-Payment header.
curl -i -X POST 'https://api.actiongate.xyz/v1/policy-gate'
// 402 response (captured by monitor) · 3 payloads · click to expand
[
{
"error": "payment_required",
"accepts": [
{
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"host": "api.actiongate.xyz",
"name": "USD Coin",
"version": "2",
"endpoint": "/v1/risk-score"
},
"payTo": "0x4bEc09F3035FF5fA18b81bcfdb06BDA86D73928E",
"amount": "20000",
"scheme": "exact",
"network": "eip155:8453",
"maxTimeoutSeconds": 60
}
],
"resource": {
"url": "https://api.actiongate.xyz/v1/risk-score",
"mimeType": "application/json",
"description": "Score action risk before execution."
},
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"actor": {
"actor_id": "treasury-bot"
},
"action": {
"amount": "2500",
"target": "0x1111111111111111111111111111111111111111",
"network": "base",
"action_type": "transfer",
"asset_symbol": "USDC"
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"score": 55,
"severity": "medium",
"confidence": 0.81,
"latency_ms": 35,
"request_id": "rq_demo_risk",
"reason_codes": [
{
"code": "ELEVATED_AMOUNT",
"message": "Action amount exceeds medium-risk threshold."
}
],
"usage_receipt": {
"currency": "USD",
"signature": "receipt_signature_redacted",
"request_id": "rq_demo_risk",
"units_billed": 1,
"payment_reference": "pay_rq_demo_risk",
"price_per_unit_usd": "0.02"
}
}
}
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"input"
],
"properties": {
"input": {
"type": "object",
"required": [
"type",
"bodyType",
"body"
],
"properties": {
"body": {
"type": "object",
"required": [
"actor",
"action"
],
"properties": {
"actor": {
"type": "object",
"required": [
"actor_id"
],
"properties": {
"actor_id": {
"type": "string"
},
"wallet_address": {
"type": "string"
}
},
"additionalProperties": true
},
"action": {
"type": "object",
"required": [
"action_type"
],
"properties": {
"amount": {
"type": "string"
},
"target": {
"type": "string"
},
"network": {
"type": "string"
},
"action_type": {
"type": "string"
},
"asset_symbol": {
"type": "string"
}
},
"additionalProperties": true
},
"context": {
"type": "object",
"additionalProperties": true
},
"request_id": {
"type": "string"
}
},
"additionalProperties": true
},
"type": {
"type": "string",
"const": "http"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
}
},
"additionalProperties": false
},
"output": {
"type": "object",
"required": [
"type"
],
"properties": {
"type": {
"type": "string"
},
"example": {
"type": "object"
}
}
}
}
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"required"
],
"properties": {
"id": {
"type": "string",
"pattern": "^[a-zA-Z0-9_-]+$",
"maxLength": 128,
"minLength": 16
},
"required": {
"type": "boolean"
}
}
}
}
},
"x402Version": 2
},
{
"error": "payment_required",
"accepts": [
{
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"host": "api.actiongate.xyz",
"name": "USD Coin",
"version": "2",
"endpoint": "/v1/simulate"
},
"payTo": "0x4bEc09F3035FF5fA18b81bcfdb06BDA86D73928E",
"amount": "150000",
"scheme": "exact",
"network": "eip155:8453",
"maxTimeoutSeconds": 60
}
],
"resource": {
"url": "https://api.actiongate.xyz/v1/simulate",
"mimeType": "application/json",
"description": "Simulate action outcomes and failure probabilities."
},
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"actor": {
"actor_id": "treasury-bot"
},
"action": {
"network": "base",
"action_type": "swap",
"asset_symbol": "USDC",
"input_amount": "10000"
},
"context": {
"slippage_bps": 50
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"notes": [
"Simulation profile: swap.",
"Bounded deterministic heuristics used to keep costs low and latency stable."
],
"latency_ms": 68,
"request_id": "rq_demo_sim",
"usage_receipt": {
"currency": "USD",
"signature": "receipt_signature_redacted",
"request_id": "rq_demo_sim",
"units_billed": 1,
"payment_reference": "pay_rq_demo_sim",
"price_per_unit_usd": "0.15"
},
"expected_outcome": "Action is likely to execute within deterministic safety expectations.",
"expected_cost_usd": "35.0000",
"failure_probability": 0.15
}
}
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"input"
],
"properties": {
"input": {
"type": "object",
"required": [
"type",
"bodyType",
"body"
],
"properties": {
"body": {
"type": "object",
"required": [
"actor",
"action"
],
"properties": {
"actor": {
"type": "object",
"required": [
"actor_id"
],
"properties": {
"actor_id": {
"type": "string"
},
"wallet_address": {
"type": "string"
}
},
"additionalProperties": true
},
"action": {
"type": "object",
"required": [
"action_type"
],
"properties": {
"action_type": {
"type": "string"
}
},
"additionalProperties": true
},
"context": {
"type": "object",
"additionalProperties": true
},
"request_id": {
"type": "string"
}
},
"additionalProperties": true
},
"type": {
"type": "string",
"const": "http"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
}
},
"additionalProperties": false
},
"output": {
"type": "object",
"required": [
"type"
],
"properties": {
"type": {
"type": "string"
},
"example": {
"type": "object"
}
}
}
}
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"required"
],
"properties": {
"id": {
"type": "string",
"pattern": "^[a-zA-Z0-9_-]+$",
"maxLength": 128,
"minLength": 16
},
"required": {
"type": "boolean"
}
}
}
}
},
"x402Version": 2
},
{
"error": "payment_required",
"accepts": [
{
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"host": "api.actiongate.xyz",
"name": "USD Coin",
"version": "2",
"endpoint": "/v1/policy-gate"
},
"payTo": "0x4bEc09F3035FF5fA18b81bcfdb06BDA86D73928E",
"amount": "30000",
"scheme": "exact",
"network": "eip155:8453",
"maxTimeoutSeconds": 60
}
],
"resource": {
"url": "https://api.actiongate.xyz/v1/policy-gate",
"mimeType": "application/json",
"description": "Run policy checks and determine allow or deny."
},
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"actor": {
"actor_id": "treasury-bot"
},
"action": {
"amount": "150000",
"target": "0x1111111111111111111111111111111111111111",
"network": "base",
"action_type": "transfer",
"asset_symbol": "USDC"
},
"policy": {
"policy_id": "treasury_default_v1"
}
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"decision": "allow_with_limits",
"latency_ms": 40,
"request_id": "rq_demo_policy",
"usage_receipt": {
"currency": "USD",
"signature": "receipt_signature_redacted",
"request_id": "rq_demo_policy",
"units_billed": 1,
"payment_reference": "pay_rq_demo_policy",
"price_per_unit_usd": "0.03"
},
"violated_rules": [
{
"rule_id": "MAX_SINGLE_TRANSFER_USD",
"severity": "warning",
"description": "Action amount 150000 exceeds max 100000."
}
],
"safe_alternative": {
"action": {
"amount": "100000",
"target": "0x1111111111111111111111111111111111111111",
"network": "base",
"action_type": "transfer",
"asset_symbol": "USDC"
},
"rationale": "Reduce amount to match configured policy limit."
}
}
}
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"input"
],
"properties": {
"input": {
"type": "object",
"required": [
"type",
"bodyType",
"body"
],
"properties": {
"body": {
"type": "object",
"required": [
"actor",
"action",
"policy"
],
"properties": {
"actor": {
"type": "object",
"required": [
"actor_id"
],
"properties": {
"actor_id": {
"type": "string"
},
"wallet_address": {
"type": "string"
}
},
"additionalProperties": true
},
"action": {
"type": "object",
"required": [
"action_type"
],
"properties": {
"target": {
"type": "string"
},
"network": {
"type": "string"
},
"action_type": {
"type": "string"
}
},
"additionalProperties": true
},
"policy": {
"type": "object",
"properties": {
"overrides": {
"type": "object",
"additionalProperties": true
},
"policy_id": {
"type": "string"
}
},
"additionalProperties": true
},
"context": {
"type": "object",
"additionalProperties": true
},
"request_id": {
"type": "string"
}
},
"additionalProperties": true
},
"type": {
"type": "string",
"const": "http"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
}
},
"additionalProperties": false
},
"output": {
"type": "object",
"required": [
"type"
],
"properties": {
"type": {
"type": "string"
},
"example": {
"type": "object"
}
}
}
}
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"required"
],
"properties": {
"id": {
"type": "string",
"pattern": "^[a-zA-Z0-9_-]+$",
"maxLength": 128,
"minLength": 16
},
"required": {
"type": "boolean"
}
}
}
}
},
"x402Version": 2
}
] OVER TIME
All charts use the 24h selector; each series spans only the dates it has data for. Every series is also served as JSON at /api/v1/services/actiongate/price, /scores, /volume and /buyers. On-chain volume and distinct buyers are measured over the service's settlement address and are a conservative undercount (only settlements that reach a measured facilitator are counted). The on-chain series roll up hourly, so the latest day can be up to about an hour behind; distinct buyers are counted per payout address, so a service that settles to more than one address is an upper bound.
Median across 3 endpoints. Use the selector to isolate one.
checklist grew 11->14 on 2026-07-28; a step here is a metric change, not a regression
Measured site and economics pillars from the assessment history, so the latest value shown elsewhere on this page reads as a point on a trend rather than a permanent state.
COMPLIANCE
14/14 checks pass · grade Alast 402 captured 2026-06-16 · last up 2026-08-13
- 402 payload captured
- accepts[] array present
- payTo address recoverable
- payTo at accepts[0].payTo (conformant shape)
- payTo is a valid on-chain address
- atomic price declared
- atomic price in a sane range
- asset (token) address declared
- network resolves to CAIP-2
- payment scheme declared
- served over HTTPS
- declares the current x402 version (2)
- EIP-712 domain parameters present on every EVM entry
- x402 v2 envelope delivered in the payment-required header
SITE PILLARS
- homepage reachable
- openapi doc
- pricing page
- llms.txt
- robots.txt
- terms page
recent checks (18) live · click to expand
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