Know when Solana gets expensive.

FeeOracle watches Solana priority fees in real time — as an API for your code, or as alerts straight to your phone.

See pricing How it works
example · api.feeoracle.com
slot439828582
avg122,045 μLamports/CU
max1,408,262
statusnormal
How it works

Three steps to never overpay again

01

Pick a plan

Starter to test your integration, Pro for production traffic, or Signal for Telegram alerts — no code required.

02

Pay with USDC

Scan a QR code or connect your wallet. Confirms on-chain in seconds, no account or card needed.

03

Start right away

Get your API key instantly, or start receiving Telegram alerts when the network gets congested.

For developers

One request, three fee levels

Request
GET https://api.feeoracle.com/fee-recommendation x-api-key: YOUR_KEY
Response
{ "avgFee": 84210, "recommendation": { "low": 58947, "standard": 84210, "high": 714285 }, "networkStatus": "normal", "level": "normal" }
API reference

All fees are in μLamports per compute unit. Data refreshes every 60 seconds. During the beta the methodology is being reviewed and field meanings may be refined.

timestamp
Time of the latest measurement (ISO 8601, UTC).
avgFee · minFee · maxFee
Average, lowest and highest per-slot priority fee reported by Solana RPC for the monitored programs over the latest window of slots.
recommendation
low = 70% of avgFee, standard = avgFee, high = maxFee.
level
normal / elevated / high / extreme; boundaries 200,000 / 1,000,000 / 5,000,000, a change is confirmed over 5 consecutive measurements.
networkStatus
congested when the level is high or extreme, otherwise normal.
sampleSize
Number of slots in the window (usually 20).
Errors
401 invalid or missing API key · 403 subscription expired or no active plan · 429 daily limit or request-rate limit reached.
Headers
X-Daily-Limit, X-Daily-Remaining, X-Daily-Reset (next 00:00 UTC).
For traders

Get notified when the network gets congested

🟠 Solana priority fees are HIGH The network is congested — non-urgent transactions can wait.
Average: 1,482,310 μLamports/CU · Level: High
🟡 Back below the high level Average: 412,907 μLamports/CU · Level: Elevated
Pricing

Choose how you get the data

FeeOracle is in public beta: features and the fee methodology may still change. See the Terms.

Starter
For testing your integration
$1 / mo
60 requests / day
  • Fee-recommendation API
  • Low / standard / high levels
Get a key
Pro
For production applications
$15 / mo
1,000 requests / day
  • Fee-recommendation API
  • Low / standard / high levels
Get a key
Signal
For manual trading — no code needed
$12 / mo
Telegram alerts, unlimited
  • Alert when fees reach a high level
  • Alert when fees ease back
  • Short AI-written note after each high-level alert

Signal is being calibrated during the beta: alert levels and what they measure may change.

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