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  2. CUP to OP

Cuban Peso (CUP) to Optimism (OP)

Convert Cuban Peso to Optimism at the live mid-market rate. Reverse: OP to CUP

1 Cuban Peso =

0.3099 OP +1.60% today

1 CUP = 0.309949 OP · 1 OP = 3.22634 CUP

Mid-market rate, updated 03:44 UTC. Paid plans update as often as every 60 seconds. Get CUP→OP rates via API

CUP to OP over the last year

0.200.40Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.50710
52-week low
0.05499
52-week average
0.28687
Change over the year
+438.59%

Conversion tables

CUP to OP
CUP OP
1 CUP 0.3099 OP
10 CUP 3.09948934 OP
100 CUP 30.99489344 OP
1,000 CUP 309.94893440 OP
10,000 CUP 3,099.48934400 OP
50,000 CUP 15,497.44672000 OP
100,000 CUP 30,994.89344000 OP
OP to CUP
OP CUP
1 OP 3.23 CUP
10 OP 32.26 CUP
100 OP 322.63 CUP
1,000 OP 3,226.34 CUP
10,000 OP 32,263.38 CUP
50,000 OP 161,316.90 CUP
100,000 OP 322,633.79 CUP

Get CUP→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=CUP -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=CUP -d currencies=OP \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about CUP to OP

How much is 1 CUP in OP?

1 Cuban Peso is 0.309949 Optimism at the mid-market rate of 4 October 2026, 03:44 UTC, and 1 OP is 3.22634 CUP.

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

Over the last 52 weeks 1 CUP ranged from 0.0549924 to 0.507099 OP, 0.286869 OP on average.

Which exchange rate is this?

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