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  2. OP to ETH
  3. 100,000 OP

Convert 100,000 Optimism (OP) to Ethereum (ETH)

Convert Optimism to Ethereum at the live mid-market rate. Reverse: ETH to OP

100,000 Optimism =

4.955409999999999648 ETH −2.47% today

1 OP = 0.00004955 ETH · 1 ETH = 20,179.95 OP

Mid-market rate, updated 14:49 UTC. Paid plans update as often as every 60 seconds. Get OP→ETH rates via API

OP to ETH over the last year

0.000050.00010.00015Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00016212
52-week low
0.00003595
52-week average
0.00007372
Change over the year
−69.31%

Conversion tables

OP to ETH
OP ETH
1 OP 0.00004955 ETH
10 OP 0.0004955 ETH
100 OP 0.004955 ETH
1,000 OP 0.04955 ETH
10,000 OP 0.4955 ETH
50,000 OP 2.477704999999999824 ETH
100,000 OP 4.955409999999999648 ETH
ETH to OP
ETH OP
1 ETH 20,179.94961639 OP
10 ETH 201,799.49616390 OP
100 ETH 2,017,994.96163899 OP
1,000 ETH 20,179,949.61638990 OP
10,000 ETH 201,799,496.16389897 OP
50,000 ETH 1,008,997,480.81949496 OP
100,000 ETH 2,017,994,961.63898993 OP

Get OP→ETH rates via API

The live rate, the rate on any past day or a whole range, for ETH and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=OP -d currencies=ETH \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=OP -d currencies=ETH \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about OP to ETH

How much is 100,000 OP in ETH?

100,000 Optimism is 4.955409999999999648 Ethereum at the mid-market rate of 4 October 2026, 14:49 UTC, when 1 OP = 0.00004955 ETH.

What was the OP to ETH rate over the last year?

Over the last 52 weeks 1 OP ranged from 0.00003595 to 0.00016212 ETH, 0.00007372 ETH on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for OP/ETH, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.