ToolVet
78trust / 100

Research Opportunity Comparison

by Weighted research opportunity co in Other

x402 APIPassing, checked 2 h ago

Deterministic supplied-score ranking and one-criterion-at-a-time additive weight sensitivity, not research prediction. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

POST
https://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison
Price
$0.1
per call in USDC
Uptime
100%
last 30 days
Response time
222 ms
2.9 s slowest 5%
Last check
Passed
2 h ago, next any minute now

Run a free test callHow 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://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison

Each call costs $0.100012 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://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison
content-type: application/json

{
  "criteria": [
    {
      "direction": "maximize",
      "id": "benefit",
      "weight": 2
    },
    {
      "direction": "minimize",
      "id": "cost",
      "weight": 1
    }
  ],
  "dataClass": "synthetic",
  "options": [
    {
      "id": "a",
      "scores": [
        {
          "criterionId": "benefit",
          "value": 900
        },
        {
          "criterionId": "cost",
          "value": 400
        }
      ]
    },
    {
      "id": "b",
      "scores": [
        {
          "criterionId": "benefit",
          "value": 700
        },
        {
          "criterionId": "cost",
          "value": 100
        }
      ]
    }
  ],
  "sensitivityDelta": 1
}

Parameters

ParameterTypeRequiredDescription
criteriaarrayYes
dataClassstringYes One of: public, synthetic.
optionsarrayYes
sensitivityDeltaintegerYes

Example response

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

Example response, 47 lines
{
  "data": {
    "chargedAmount": "100012",
    "inputHash": "sha256:61c5ba1191ef9476d3e3da4484e59b9904e3558fe3ca78078702deeed…",
    "limitations": [
      "Public or synthetic inputs only. Caller labels are declarations,…"
    ],
    "productId": "research-opportunity-comparison",
    "result": {
      "dataClass": "synthetic",
      "limitations": [
        "Scores are supplied integers 0–1000; minimize uses 1000 minus sc…"
      ],
      "ranking": [
        {
          "optionId": "a",
          "rank": 1,
          "score": "800.000000",
          "totalWeight": 3,
          "weightedSum": 2400
        }
      ],
      "sensitivity": [
        {
          "adjustment": "minus",
          "criterionId": "benefit",
          "effectiveWeight": 1,
          "totalWeight": 2,
          "winnerIds": [
            "b"
          ]
        }
      ],
      "serviceId": "research-opportunity-comparison",
      "winnerIds": [
        "a"
      ]
    },
    "resultHash": "sha256:b8cc4d9651cae720dda1ad772477dcf3199f3a1b683a9cb7f43db9d0f…",
    "sourceContractAmount": "69000",
    "version": "maha-legacy-adapter/1"
  },
  "proof": {
    "settlement_id": "0x00000000000000000000000000000000000000000000000000000000000000…"
  },
  "success": true
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.100012.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison' \
  -H 'content-type: application/json' \
  --data-raw '{"criteria":[{"direction":"maximize","id":"benefit","weight":2},{"direction":"minimize","id":"cost","weight":1}],"dataClass":"synthetic","options":[{"id":"a","scores":[{"criterionId":"benefit","value":900},{"criterionId":"cost","value":400}]},{"id":"b","scores":[{"criterionId":"benefit","value":700},{"criterionId":"cost","value":100}]}],"sensitivityDelta":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://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison' \
  -H 'content-type: application/json' \
  --data-raw '{"criteria":[{"direction":"maximize","id":"benefit","weight":2},{"direction":"minimize","id":"cost","weight":1}],"dataClass":"synthetic","options":[{"id":"a","scores":[{"criterionId":"benefit","value":900},{"criterionId":"cost","value":400}]},{"id":"b","scores":[{"criterionId":"benefit","value":700},{"criterionId":"cost","value":100}]}],"sensitivityDelta":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 $0.100012 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.100012" });
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 $0.100012 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwww.mahastrategies.com%2Fapi%2Fv1%2Fintel%2Fresearch%2Fopportunity-comparison&method=POST
const res = await pay("https://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "criteria": [
      {
        "direction": "maximize",
        "id": "benefit",
        "weight": 2
      },
      {
        "direction": "minimize",
        "id": "cost",
        "weight": 1
      }
    ],
    "dataClass": "synthetic",
    "options": [
      {
        "id": "a",
        "scores": [
          {
            "criterionId": "benefit",
            "value": 900
          },
          {
            "criterionId": "cost",
            "value": 400
          }
        ]
      },
      {
        "id": "b",
        "scores": [
          {
            "criterionId": "benefit",
            "value": 700
          },
          {
            "criterionId": "cost",
            "value": 100
          }
        ]
      }
    ],
    "sensitivityDelta": 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 $0.100012 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.100012"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://www.mahastrategies.com/api/v1/intel/research/opportunity-comparison",
        json={
            "criteria": [
                {
                    "direction": "maximize",
                    "id": "benefit",
                    "weight": 2,
                },
                {
                    "direction": "minimize",
                    "id": "cost",
                    "weight": 1,
                },
            ],
            "dataClass": "synthetic",
            "options": [
                {
                    "id": "a",
                    "scores": [
                        {
                            "criterionId": "benefit",
                            "value": 900,
                        },
                        {
                            "criterionId": "cost",
                            "value": 400,
                        },
                    ],
                },
                {
                    "id": "b",
                    "scores": [
                        {
                            "criterionId": "benefit",
                            "value": 700,
                        },
                        {
                            "criterionId": "cost",
                            "value": 100,
                        },
                    ],
                },
            ],
            "sensitivityDelta": 1,
        },
    )
    print(res.status_code, res.text)

Security scan

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