OP/ERN Price & Chart on Optimism
Live DEX trades, liquidity pools, top traders and real-time analytics for the OP/ERN pair on Optimism.
About OP/ERN
OP/ERN activity (24h)
Market Insights
Trade statistics (24h)
50 recent trades for OP/ERN
Total volume$12
Buy volume$10 (42 trades)
Sell volume$3 (8 trades)
Avg trade size$0
Largest trade$1
Latest price$0.1228
DEX protocols in stream1
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Buy vs sell pressure
Volume split by side in the live trade stream
Buy 79.0% · Sell 21.0%
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Trade activity — last 24h by hour
When was this pair most active?
Each bar = one 1-hour window
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Trade size distribution
Retail (<$1K) vs whale (>$10K) activity
Tall right bars = whale-dominated · Tall left bars = retail-dominated
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Price discovery — recent trades
Each dot = one trade. X = minutes ago, Y = price
Tight cluster = stable price · Wide scatter = volatile period
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Buy vs sell volume by hour
Hourly flow direction — which side drives each hour
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Price Chart
Price chart loading…
Live Trading Data
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Get Stream
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OP/ERN FAQ
Frequently asked questions about the OP/ERN trading pair on Optimism
What is the OP/ERN trading pair?
OP/ERN is a DEX trading pair on Optimism where OP (Optimism) is swapped against ERN (Ethos Reserve Note). It is actively traded across 1 DEX market on Optimism.
What is the current OP/ERN price?
The most recent on-chain trade price for OP/ERN on Optimism is $0.1228. This is sourced from live DEX swap data and updates in real-time as new trades execute on-chain. Combined 24h DEX volume is approximately $70.69.
What is the OP/ERN price change?
Based on the highest-volume DEX market for OP/ERN on Optimism: 10-minute change: +0.00%. 1-hour change: +0.00%. 24-hour change: -0.14%. These figures reflect on-chain DEX trade data and update as new swaps occur.
What is the OP/ERN 24h trading volume?
OP/ERN has 50 recent trades in the live stream (42 buys, 8 sells) with a combined volume of approximately $12.19. Across all DEX markets, the 24h volume is approximately $70.69.
Where is OP/ERN traded?
OP/ERN is traded on 1 DEX market on Optimism across 1 protocol: Aerodrome. The highest-volume venues are Aerodrome. See all Optimism trading pairs.
What is OP?
OP (Optimism) is the base token in the OP/ERN trading pair on Optimism. Its contract address is
0x4200000000000000000000000000000000000042. View full OP analytics including all its trading pairs, DEX markets, liquidity pools and top traders.What is ERN?
ERN (Ethos Reserve Note) is the quote token in the OP/ERN trading pair on Optimism. Its contract address is
0xc5b001dc33727f8f26880b184090d3e252470d45. View full ERN analytics.Who are the top OP/ERN traders?
The top traders leaderboard tracks 9 wallets that have traded OP/ERN on Optimism. Combined volume is approximately $70.69. The highest-volume wallet traded approximately $38.03. Use the Top Traders tab to identify whales and track smart money flows.
Is OP/ERN price data real-time?
Yes. The Last Trades tab streams live DEX swap data for OP/ERN on Optimism sourced via the Bitquery API. The price chart updates in real-time as new trades execute. All data is sourced directly from on-chain transactions — there is no delay or interpolation. Browse all Optimism trading pairs or Optimism tokens.
How do I get OP/ERN API data?
Every tab has a “Get API” button (and “Get Stream” for live trades) that opens the exact Bitquery GraphQL query in the Bitquery IDE. Customise filters, networks, and time ranges to build your own OP/ERN analytics dashboard or trading system. Explore more on the Optimism DEX overview.