Convert 1 Optimism (OP) to Tongan Paʻanga (TOP)

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

Amount

From

1 Optimism =

0.3208 TOP −2.07% today

1 OP = 0.320779 TOP · 1 TOP = 3.11741 OP

Mid-market rate, updated 10:07 UTC. Paid plans update as often as every 60 seconds. Get OP→TOP rates via API

OP to TOP over the last year

52-week high: 1.80055
52-week low: 0.19306
52-week average: 0.47278
Change over the year: −81.13%

Conversion tables

OP to TOP
OP	TOP
1 OP	0.3208 TOP
10 OP	3.21 TOP
100 OP	32.08 TOP
1,000 OP	320.78 TOP
10,000 OP	3,207.79 TOP
50,000 OP	16,038.93 TOP
100,000 OP	32,077.86 TOP

TOP to OP
TOP	OP
1 TOP	3.11741487 OP
10 TOP	31.17414871 OP
100 TOP	311.74148708 OP
1,000 TOP	3,117.41487080 OP
10,000 TOP	31,174.14870800 OP
50,000 TOP	155,870.74354000 OP
100,000 TOP	311,741.48708000 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 0.3208 Tongan paʻanga at the mid-market rate of 4 October 2026, 10:07 UTC, when 1 OP = 0.320779 TOP.

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, 0.47278 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.