Species Search

{
  "asOf": "2026-10-20T21:04:38.401Z",
  "attribution": "Data: GBIF.org (taxonomy: GBIF Backbone; conservation: IUCN Red List via GBIF). Occurrence counts include only records licensed CC0 or CC BY 4.0; CC BY-NC and unlicensed records are left out, so count…",
  "degraded": false,
  "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
  "notChecked": [
    "ranking by popularity (results are by text relevance)",
    "names in languages the backbone does not hold",
    "…1 more"
  ],
  "query": "monarch butterfly",
  "reasons": [
    "Common names map to many species: confirm the scientific name before using a result.",
    "Data: GBIF.org (taxonomy: GBIF Backbone; conservation: IUCN Red List via GBIF). Occurrence counts include only records licensed CC0 or CC BY 4.0; CC BY-NC and unlicensed records are left out, so count…"
  ],
  "results": [
    {
      "canonicalName": "Danaus plexippus",
      "class": "Insecta",
      "commonName": null,
      "family": "Nymphalidae",
      "kingdom": "Animalia",
      "scientificName": "Danaus plexippus (Linnaeus, 1758)",
      "taxonKey": 5133088
    },
    {
      "canonicalName": "Anabropsis homerogomezi",
      "class": "Insecta",
      "commonName": null,
      "family": "Anostostomatidae",
      "kingdom": "Animalia",
      "scientificName": "Anabropsis homerogomezi Cadena-Castañeda & Weissman, 2020",
      "taxonKey": 10732677
    }
  ],
  "source": "GBIF (Global Biodiversity Information Facility)",
  "sourceUrl": "https://www.gbif.org",
  "summary": "3 accepted species match \"monarch butterfly\"; top: Danaus plexippus; Anabropsis homerogomezi; Halffterinetis violetae.",
  "totalMatches": 3,
  "verdict": "RESULTS"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://biodiversity.x402tookit.com/species-search?limit=5&q=monarch+butterfly'

# 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 - 'https://biodiversity.x402tookit.com/species-search?limit=5&q=monarch+butterfly' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// 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 $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
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 $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fbiodiversity.x402tookit.com%2Fspecies-search
const res = await pay("https://biodiversity.x402tookit.com/species-search?limit=5&q=monarch+butterfly");
console.log(res.status, await res.text());

# 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 $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://biodiversity.x402tookit.com/species-search?limit=5&q=monarch+butterfly")
    print(res.status_code, res.text)