71trust / 100

Market Action Admission

by trashpanda-market-admission in Markets & finance

x402 APIPassing, checked 2 min ago

Deterministically evaluates one proposed market action against the buyer's exact policy, immutable snapshot, fees, risk limits, and customer-declared public evidence, returning a replayable ADMIT, REFUSE, or ESCALATE receipt. It does not predict markets, handle keys, hold custody, sign, place orders, or execute trades.

POST

https://market.561.group/v1/market-action/admission

Price: $0.04; per call in USDC
Uptime: 100%; last 30 days
Response time: 976 ms; 1.8 s slowest 5%
Last check: Passed; 2 min ago, next in 25 min

Run a free test call How to call it

Reliability

All checks passedSome failedAll failedNot checked

Status and outage history · Atom feed · Watch with other listings

How to call it

POST https://market.561.group/v1/market-action/admission

Each call costs $0.04 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

POST https://market.561.group/v1/market-action/admission
content-type: application/json

{
  "anchor": {
    "decisionAt": "2026-07-22T18:00:30.000Z",
    "expiresAt": "2026-07-22T18:05:30.000Z",
    "snapshot": "ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
    "type": "ImmutableMarketDecisionAnchor"
  },
  "candidate": {
    "action": "SELL",
    "instrument": "urn:instrument:gmx:eth-usd-perpetual",
    "leverageBps": "20000",
    "notionalUsdMicros": "25000000",
    "side": "LONG",
    "type": "CandidateMarketAction",
    "venue": "urn:venue:gmx-v2:eip155:42161"
  },
  "evidence": [],
  "policy": {
    "clauses": [
      {
        "actions": [
          "SELL"
        ],
        "id": "a-action",
        "type": "ActionIn"
      },
      {
        "id": "b-notional",
        "type": "NotionalUsdMicrosAtMost",
        "value": "50000000"
      },
      {
        "id": "c-leverage",
        "type": "LeverageBpsAtMost",
        "value": "30000"
      }
    ],
    "type": "MarketActionAdmissionPolicy",
    "version": 1
  },
  "receiptProfile": "full-v1",
  "type": "MarketActionAdmissionRequest",
  "version": 1
}

Parameters

Parameter	Type	Required	Description
`anchor`	object	Yes	One immutable content-addressed snapshot and bounded decision-validity window.
`candidate`	object	Yes	One proposed BUY, SELL, CLOSE, REDUCE, or HOLD action; never an order or execution grant.
`evidence`	array	Yes	Sorted customer-declared, publicly referenceable observations bound to the snapshot.
`policy`	object	Yes	Sorted deterministic admission clauses for venue, instrument, action, notional, leverage, evidence thresholds, and freshness.
`receiptProfile`	any	Yes
`type`	any	Yes
`version`	any	Yes

Example response

The provider's example. We can't check it without paying.

Example response, 110 lines

{
  "candidateDigest": "ni:///sha-256;-IV8qW8_dh30Y6LDm-COWPxvAbLW06C_Lg_dr7U8U98",
  "clauseResults": [
    {
      "actual": "SELL",
      "clauseId": "a-action",
      "clauseType": "ActionIn",
      "disposition": "PASS",
      "evidenceReferences": [],
      "expected": [
        "SELL"
      ]
    },
    {
      "actual": "25000000",
      "clauseId": "b-notional",
      "clauseType": "NotionalUsdMicrosAtMost",
      "disposition": "PASS",
      "evidenceReferences": [],
      "expected": "50000000"
    },
    {
      "actual": "20000",
      "clauseId": "c-leverage",
      "clauseType": "LeverageBpsAtMost",
      "disposition": "PASS",
      "evidenceReferences": [],
      "expected": "30000"
    }
  ],
  "decisionAt": "2026-07-22T18:00:30.000Z",
  "decisionScope": "policy-admission-only-not-prediction-or-execution",
  "engine": {
    "id": "ni:///sha-256;-nztTB51d0leDDsL9bBVvvkNzWrTmRRgmOAZG-k2aiE",
    "version": 1
  },
  "evidenceAssurance": "customer-declared-unverified",
  "evidenceReferences": [],
  "forbiddenEffects": {
    "broadcast": false,
    "credentials": false,
    "custody": false,
    "marketDataFetch": false,
    "orderPlacement": false,
    "prediction": false,
    "signing": false,
    "stateMutation": false,
    "transactionAssembly": false
  },
  "id": "ni:///sha-256;mshiVXmzYJ5NKzaGyYPYr_YsMJrUHlbN-aMWxiLG5K8",
  "policyDigest": "ni:///sha-256;LvzlDtQN4eARgJ51OOiLwkSwVf_w8VFkgm57sMDpHmA",
  "replay": {
    "engineId": "ni:///sha-256;-nztTB51d0leDDsL9bBVvvkNzWrTmRRgmOAZG-k2aiE",
    "expectedReceiptProfile": "full-v1",
    "export": "evaluateMarketActionAdmission",
    "module": "@red-cup-engineering/blockchain-trashpanda",
    "normalizedRequest": {
      "anchor": {
        "decisionAt": "2026-07-22T18:00:30.000Z",
        "expiresAt": "2026-07-22T18:05:30.000Z",
        "snapshot": "ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
        "type": "ImmutableMarketDecisionAnchor"
      },
      "candidate": {
        "action": "SELL",
        "instrument": "urn:instrument:gmx:eth-usd-perpetual",
        "leverageBps": "20000",
        "notionalUsdMicros": "25000000",
        "side": "LONG",
        "type": "CandidateMarketAction",
        "venue": "urn:venue:gmx-v2:eip155:42161"
      },
      "evidence": [],
      "policy": {
        "clauses": [
          {
            "actions": [
              "SELL"
            ],
            "id": "a-action",
            "type": "ActionIn"
          },
          {
            "id": "b-notional",
            "type": "NotionalUsdMicrosAtMost",
            "value": "50000000"
          },
          {
            "id": "c-leverage",
            "type": "LeverageBpsAtMost",
            "value": "30000"
          }
        ],
        "type": "MarketActionAdmissionPolicy",
        "version": 1
      },
      "receiptProfile": "full-v1",
      "type": "MarketActionAdmissionRequest",
      "version": 1
    },
    "operation": "evaluateMarketActionAdmission",
    "runtime": "node>=22.18"
  },
  "requestDigest": "ni:///sha-256;hM-CWdx0B6FiU_m1YW9T_zszoYVPLhKvS0iTlUYepMw",
  "snapshot": "ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
  "type": "MarketActionAdmissionReceipt",
  "validUntil": "2026-07-22T18:05:30.000Z",
  "verdict": "ADMIT",
  "version": 1
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.04.

curl: see the payment challenge

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://market.561.group/v1/market-action/admission' \
  -H 'content-type: application/json' \
  --data-raw '{"anchor":{"decisionAt":"2026-07-22T18:00:30.000Z","expiresAt":"2026-07-22T18:05:30.000Z","snapshot":"ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA","type":"ImmutableMarketDecisionAnchor"},"candidate":{"action":"SELL","instrument":"urn:instrument:gmx:eth-usd-perpetual","leverageBps":"20000","notionalUsdMicros":"25000000","side":"LONG","type":"CandidateMarketAction","venue":"urn:venue:gmx-v2:eip155:42161"},"evidence":[],"policy":{"clauses":[{"actions":["SELL"],"id":"a-action","type":"ActionIn"},{"id":"b-notional","type":"NotionalUsdMicrosAtMost","value":"50000000"},{"id":"c-leverage","type":"LeverageBpsAtMost","value":"30000"}],"type":"MarketActionAdmissionPolicy","version":1},"receiptProfile":"full-v1","type":"MarketActionAdmissionRequest","version":1}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://market.561.group/v1/market-action/admission' \
  -H 'content-type: application/json' \
  --data-raw '{"anchor":{"decisionAt":"2026-07-22T18:00:30.000Z","expiresAt":"2026-07-22T18:05:30.000Z","snapshot":"ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA","type":"ImmutableMarketDecisionAnchor"},"candidate":{"action":"SELL","instrument":"urn:instrument:gmx:eth-usd-perpetual","leverageBps":"20000","notionalUsdMicros":"25000000","side":"LONG","type":"CandidateMarketAction","venue":"urn:venue:gmx-v2:eip155:42161"},"evidence":[],"policy":{"clauses":[{"actions":["SELL"],"id":"a-action","type":"ActionIn"},{"id":"b-notional","type":"NotionalUsdMicrosAtMost","value":"50000000"},{"id":"c-leverage","type":"LeverageBpsAtMost","value":"30000"}],"type":"MarketActionAdmissionPolicy","version":1},"receiptProfile":"full-v1","type":"MarketActionAdmissionRequest","version":1}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

JavaScript: pay and call

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.04 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.04" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.04 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fmarket.561.group%2Fv1%2Fmarket-action%2Fadmission&method=POST
const res = await pay("https://market.561.group/v1/market-action/admission", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "anchor": {
      "decisionAt": "2026-07-22T18:00:30.000Z",
      "expiresAt": "2026-07-22T18:05:30.000Z",
      "snapshot": "ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
      "type": "ImmutableMarketDecisionAnchor"
    },
    "candidate": {
      "action": "SELL",
      "instrument": "urn:instrument:gmx:eth-usd-perpetual",
      "leverageBps": "20000",
      "notionalUsdMicros": "25000000",
      "side": "LONG",
      "type": "CandidateMarketAction",
      "venue": "urn:venue:gmx-v2:eip155:42161"
    },
    "evidence": [],
    "policy": {
      "clauses": [
        {
          "actions": [
            "SELL"
          ],
          "id": "a-action",
          "type": "ActionIn"
        },
        {
          "id": "b-notional",
          "type": "NotionalUsdMicrosAtMost",
          "value": "50000000"
        },
        {
          "id": "c-leverage",
          "type": "LeverageBpsAtMost",
          "value": "30000"
        }
      ],
      "type": "MarketActionAdmissionPolicy",
      "version": 1
    },
    "receiptProfile": "full-v1",
    "type": "MarketActionAdmissionRequest",
    "version": 1
  }),
});
console.log(res.status, await res.text());

Python: pay and call

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.04 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.04"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://market.561.group/v1/market-action/admission",
        json={
            "anchor": {
                "decisionAt": "2026-07-22T18:00:30.000Z",
                "expiresAt": "2026-07-22T18:05:30.000Z",
                "snapshot": "ni:///sha-256;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
                "type": "ImmutableMarketDecisionAnchor",
            },
            "candidate": {
                "action": "SELL",
                "instrument": "urn:instrument:gmx:eth-usd-perpetual",
                "leverageBps": "20000",
                "notionalUsdMicros": "25000000",
                "side": "LONG",
                "type": "CandidateMarketAction",
                "venue": "urn:venue:gmx-v2:eip155:42161",
            },
            "evidence": [],
            "policy": {
                "clauses": [
                    {
                        "actions": [
                            "SELL",
                        ],
                        "id": "a-action",
                        "type": "ActionIn",
                    },
                    {
                        "id": "b-notional",
                        "type": "NotionalUsdMicrosAtMost",
                        "value": "50000000",
                    },
                    {
                        "id": "c-leverage",
                        "type": "LeverageBpsAtMost",
                        "value": "30000",
                    },
                ],
                "type": "MarketActionAdmissionPolicy",
                "version": 1,
            },
            "receiptProfile": "full-v1",
            "type": "MarketActionAdmissionRequest",
            "version": 1,
        },
    )
    print(res.status_code, res.text)

Security scan

No findings

We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

When	Result	HTTP	Time	Price
2 min ago	Passed	402	818 ms	$0.04
5 h ago	Passed	402	985 ms	$0.04
10 h ago	Passed	402	959 ms	$0.04
16 h ago	Passed	402	843 ms	$0.04
21 h ago	Passed	402	702 ms	$0.04

Show 10 older checks

25 h ago	Passed	402	241 ms	$0.04
30 h ago	Passed	402	1.0 s	$0.04
35 h ago	Passed	402	1.1 s	$0.04
40 h ago	Passed	402	952 ms	$0.04
44 h ago	Passed	402	228 ms	$0.04
2 days ago	Passed	402	1.1 s	$0.04
2 days ago	Passed	402	1.8 s	$0.04
2 days ago	Passed	402	1.0 s	$0.04
3 days ago	Passed	402	906 ms	$0.04
3 days ago	Passed	402	1.1 s	$0.04

Trust score 71/ 100

Availability (30-day uptime)		30 / 30
Valid x402 challenge		15 / 15
Response time		3 / 10
Real paying agents (30 days)		3 / 15
Charges what it lists		10 / 10
Security scan		10 / 10
Verified owner		0 / 10

How the score works

Payment terms

Price: $0.04 per call
Listed at: $0.04
Token: USDC
Networks: Base
Pays to: 0x3288…9B1a

Real usage

Paying agents: 1 in 30 days
Paid calls: 1 in 30 days
Last paid call: 15 days ago

Source: x402 Bazaar settlement data.

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Trust score

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