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  2. TOP to OP

Tongan Paʻanga (TOP) to Optimism (OP)

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

1 Tongan Paʻanga =

3.08920220 OP +1.19% today

1 TOP = 3.0892 OP · 1 OP = 0.323708 TOP

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

TOP to OP over the last year

2.004.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
5.1798
52-week low
0.5554
52-week average
2.9144
Change over the year
+425.17%

Conversion tables

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
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

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

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Questions about TOP to OP

How much is 1 TOP in OP?

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

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

Over the last 52 weeks 1 TOP ranged from 0.555385 to 5.17976 OP, 2.91436 OP on average.

Which exchange rate is this?

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