Convert 10 Optimism (OP) to Yemeni Rial (YER)

Convert Optimism to Yemeni rials at the live mid-market rate. Reverse: YER to OP

Yemeni Rial (YER) is not the Saudi Riyal (SAR). Looking for OP to SAR?

Amount

From

10 Optimism =

317 YER −1.67% today

1 OP = 31.7407 YER · 1 YER = 0.0315053 OP

Mid-market rate, updated 07:36 UTC. Paid plans update as often as every 60 seconds. Get OP→YER rates via API

OP to YER over the last year

52-week high: 181.086
52-week low: 19.481
52-week average: 47.528
Change over the year: −81.66%

Conversion tables

OP to YER
OP	YER
1 OP	32 YER
10 OP	317 YER
100 OP	3,174 YER
1,000 OP	31,741 YER
10,000 OP	317,407 YER
50,000 OP	1,587,036 YER
100,000 OP	3,174,071 YER

YER to OP
YER	OP
1 YER	0.03151 OP
10 YER	0.3151 OP
100 YER	3.15052800 OP
1,000 YER	31.50528000 OP
10,000 YER	315.05280000 OP
50,000 YER	1,575.26400000 OP
100,000 YER	3,150.52800000 OP

Get OP→YER rates via API

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

Related conversions

Popular Optimism conversions

Popular Yemeni Rial conversions

Questions about OP to YER

How much is 10 OP in YER?

10 Optimism is 317 Yemeni rials at the mid-market rate of 4 October 2026, 07:36 UTC, when 1 OP = 31.7407 YER.

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

Over the last 52 weeks 1 OP ranged from 19.4813 to 181.086 YER, 47.5282 YER on average.

Which exchange rate is this?

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