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Optimism (OP) to Tongan Paʻanga (TOP)

Convert Optimism to Tongan paʻanga at the live mid-market rate. Reverse: TOP to OP

1 Optimism =

0.3237 TOP −1.17% today

1 OP = 0.323708 TOP · 1 TOP = 3.0892 OP

Mid-market rate, updated 04:53 UTC. Paid plans update as often as every 60 seconds. Get OP→TOP rates via API

OP to TOP over the last year

0.501.001.50Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
1.80055
52-week low
0.19306
52-week average
0.47279
Change over the year
−80.96%

Conversion tables

OP to TOP
OP TOP
1 OP 0.3237 TOP
10 OP 3.24 TOP
100 OP 32.37 TOP
1,000 OP 323.71 TOP
10,000 OP 3,237.08 TOP
50,000 OP 16,185.41 TOP
100,000 OP 32,370.82 TOP
TOP to OP
TOP OP
1 TOP 3.08920220 OP
10 TOP 30.89202199 OP
100 TOP 308.92021990 OP
1,000 TOP 3,089.20219900 OP
10,000 TOP 30,892.02199000 OP
50,000 TOP 154,460.10995000 OP
100,000 TOP 308,920.21990000 OP

Get OP→TOP rates via API

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

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Questions about OP to TOP

How much is 1 OP in TOP?

1 Optimism is 0.323708 Tongan paʻanga at the mid-market rate of 4 October 2026, 04:53 UTC, and 1 TOP is 3.0892 OP.

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

Over the last 52 weeks 1 OP ranged from 0.193059 to 1.80055 TOP, 0.472788 TOP on average.

Which exchange rate is this?

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