Convert 100 Optimism (OP) to Singapore Dollar (SGD)

Convert Optimism to Singapore dollars at the live mid-market rate. Reverse: SGD to OP

Amount

From

100 Optimism =

16.88 SGD −3.40% today

1 OP = 0.168812 SGD · 1 SGD = 5.92375 OP

Mid-market rate, updated 11:47 UTC. Paid plans update as often as every 60 seconds. Get OP→SGD rates via API

OP to SGD over the last year

52-week high: 0.97826
52-week low: 0.10504
52-week average: 0.25663
Change over the year: −81.91%

Conversion tables

OP to SGD
OP	SGD
1 OP	0.1688 SGD
10 OP	1.69 SGD
100 OP	16.88 SGD
1,000 OP	168.81 SGD
10,000 OP	1,688.12 SGD
50,000 OP	8,440.59 SGD
100,000 OP	16,881.19 SGD

SGD to OP
SGD	OP
1 SGD	5.92375335 OP
10 SGD	59.23753350 OP
100 SGD	592.37533503 OP
1,000 SGD	5,923.75335030 OP
10,000 SGD	59,237.53350300 OP
50,000 SGD	296,187.66751500 OP
100,000 SGD	592,375.33503000 OP

Get OP→SGD rates via API

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

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Questions about OP to SGD

How much is 100 OP in SGD?

100 Optimism is 16.88 Singapore dollars at the mid-market rate of 4 October 2026, 11:47 UTC, when 1 OP = 0.168812 SGD.

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

Over the last 52 weeks 1 OP ranged from 0.105044 to 0.978265 SGD, 0.256634 SGD on average.

Which exchange rate is this?

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