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Eritrean Nakfa (ERN) to Optimism (OP)

Convert Eritrean nakfas to Optimism at the live mid-market rate. Reverse: OP to ERN

1 Eritrean Nakfa =

0.4975 OP +1.93% today

1 ERN = 0.497516 OP · 1 OP = 2.00999 ERN

Mid-market rate, updated 09:16 UTC. Paid plans update as often as every 60 seconds. Get ERN→OP rates via API

ERN to OP over the last year

0.250.500.75Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.81136
52-week low
0.08799
52-week average
0.45900
Change over the year
+440.33%

Conversion tables

ERN to OP
ERN OP
1 ERN 0.4975 OP
10 ERN 4.97515606 OP
100 ERN 49.75156062 OP
1,000 ERN 497.51560620 OP
10,000 ERN 4,975.15606200 OP
50,000 ERN 24,875.78031000 OP
100,000 ERN 49,751.56062000 OP
OP to ERN
OP ERN
1 OP 2.01 ERN
10 OP 20.10 ERN
100 OP 201.00 ERN
1,000 OP 2,009.99 ERN
10,000 OP 20,099.87 ERN
50,000 OP 100,499.36 ERN
100,000 OP 200,998.72 ERN

Get ERN→OP rates via API

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

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=ERN -d currencies=OP \
  -H "apikey: YOUR-API-KEY"

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

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Questions about ERN to OP

How much is 1 ERN in OP?

1 Eritrean Nakfa is 0.497516 Optimism at the mid-market rate of 4 October 2026, 09:16 UTC, and 1 OP is 2.00999 ERN.

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

Over the last 52 weeks 1 ERN ranged from 0.0879878 to 0.811358 OP, 0.458995 OP on average.

Which exchange rate is this?

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