Convert 1 Optimism (OP) to Mauritanian Ouguiya (MRU)

Convert Optimism to Mauritanian ouguiyas at the live mid-market rate. Reverse: MRU to OP

Amount

From

1 Optimism =

5.27 MRU −3.73% today

1 OP = 5.27401 MRU · 1 MRU = 0.189609 OP

Mid-market rate, updated 12:17 UTC. Paid plans update as often as every 60 seconds. Get OP→MRU rates via API

OP to MRU over the last year

52-week high: 30.2038
52-week low: 3.2957
52-week average: 7.9610
Change over the year: −81.76%

Conversion tables

OP to MRU
OP	MRU
1 OP	5.27 MRU
10 OP	52.74 MRU
100 OP	527.40 MRU
1,000 OP	5,274.01 MRU
10,000 OP	52,740.10 MRU
50,000 OP	263,700.52 MRU
100,000 OP	527,401.05 MRU

MRU to OP
MRU	OP
1 MRU	0.1896 OP
10 MRU	1.89609028 OP
100 MRU	18.96090283 OP
1,000 MRU	189.60902830 OP
10,000 MRU	1,896.09028300 OP
50,000 MRU	9,480.45141500 OP
100,000 MRU	18,960.90283000 OP

Get OP→MRU rates via API

The live rate, the rate on any past day or a whole range, for MRU 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=OP -d currencies=MRU \
  -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=MRU \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about OP to MRU

How much is 1 OP in MRU?

1 Optimism is 5.27 Mauritanian ouguiyas at the mid-market rate of 4 October 2026, 12:17 UTC, when 1 OP = 5.27401 MRU.

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

Over the last 52 weeks 1 OP ranged from 3.29572 to 30.2038 MRU, 7.96097 MRU on average.

Which exchange rate is this?

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