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API · /plume-api

Plume API

healthy 3,100 Subscribers

Live Plume on-chain data via Blockscout. Plume is a real-world-asset (RWA) focused Ethereum L2; gas and balances are in PLUME. Network stats, gas prices, latest blocks, a block by height or hash, address detail with PLUME balance, a transaction by hash, ERC-20 token metadata and a universal search across addresses, tokens, blocks and transactions. Real data, no key.

#plume #rwa #real-world-assets #ethereum #l2 #blockchain #evm #web3
api.oanor.com/plume-api
Get an API key Try in playground → Contact provider

Machine-readable spec so AI agents can integrate this API.

/api/plume-api/openapi.json
/api/plume-api/llms.txt

Discovery: GET /api/index.json lists every API.

API health

healthy
Uptime
100.00%
Server probes · 24h
Avg latency
296 ms
Server probes · 24h
Subscribers
3,100
active
Total calls
0
last 7 days
status Full status page → · 9 probes/24h

Pricing

Pick a tier — billed monthly, cancel anytime.

Free

Free

  • 1,900 calls / month
  • 1 requests / second
  • Hard cap (429 above quota, no overage)
  • 1,900 calls/month
  • 1 req/sec
  • All endpoints
  • No credit card
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Basic

€13.50 /month

  • 85,000 calls / month
  • 10 requests / second
  • Hard cap (429 above quota, no overage)
  • 85k calls/month
  • 10 req/sec
  • Email support
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Pro

€43.00 /month

  • 560,000 calls / month
  • 20 requests / second
  • Hard cap (429 above quota, no overage)
  • 560k calls/month
  • 20 req/sec
  • Priority support
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Mega

€136.00 /month

  • 2,700,000 calls / month
  • 50 requests / second
  • Hard cap (429 above quota, no overage)
  • 2.7M calls/month
  • 50 req/sec
  • Dedicated SLA
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Built by

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Lumia API

Live Lumia on-chain data via Blockscout. Lumia is a real-world-asset (RWA) focused Ethereum L2; gas and balances are in LUMIA. Network stats, gas prices, latest blocks, a block by height or hash, address detail with LUMIA balance, a transaction by hash, ERC-20 token metadata and a universal search across addresses, tokens, blocks and transactions. Real data, no key.

api.oanor.com/lumia-api

EDU Chain API

Live EDU Chain on-chain data via Blockscout. EDU Chain is Open Campus' education-focused Ethereum L2; gas and balances are in EDU. Network stats, gas prices, latest blocks, a block by height or hash, address detail with EDU balance, a transaction by hash, ERC-20 token metadata and a universal search across addresses, tokens, blocks and transactions. Real data, no key.

api.oanor.com/educhain-api

Perennial API

Live Perennial on-chain data via Blockscout. Perennial is a DeFi derivatives Ethereum L2 built on Arbitrum Orbit; gas and balances are in ETH. Network stats, gas prices, latest blocks, a block by height or hash, address detail with ETH balance, a transaction by hash, ERC-20 token metadata and a universal search across addresses, tokens, blocks and transactions. Real data, no key.

api.oanor.com/perennial-api

Orderly API

Live Orderly on-chain data via Blockscout. Orderly is an omnichain orderbook Ethereum L2 built on the OP Stack; gas and balances are in ETH. Network stats, gas prices, latest blocks, a block by height or hash, address detail with ETH balance, a transaction by hash, ERC-20 token metadata and a universal search across addresses, tokens, blocks and transactions. Real data, no key.

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Frequently asked questions

Quick answers about pricing, quotas, and integration.

How do I get an API key for Plume API?
Sign up for free at oanor.com, generate an API key from the developer dashboard, and call Plume API with the x-oanor-key header. No credit card needed for the free tier.
What's the rate limit for Plume API?
Free tier allows 1 request per second. Paid plans scale up to 50 requests per second on the Mega tier. Hard limits return HTTP 429 above the quota — no surprise overage charges.
How much does Plume API cost?
Plume API has a free tier with 100 calls / month. Paid plans start at €13.50 / month with higher quotas and faster rate limits.
Can I cancel my subscription anytime?
Yes. Plans are billed monthly and you can cancel anytime from your billing dashboard. No long-term contracts and no cancellation fee.
Is Plume API GDPR-compliant?
All requests to Plume API go through our EU-based gateway. Your upstream API key never leaves our server and no personal data is shared with the upstream provider beyond the request you send.

Pick an endpoint from the list on the left to see its details and try it.

Code snippets

Sign up to get an API key, then call any path under your slug.

curl https://api.oanor.com/plume-api/SOME_PATH \
  -H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/plume-api/SOME_PATH", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/plume-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
    "https://api.oanor.com/plume-api/SOME_PATH",
    headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())

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