Convert 100 Optimism (OP) to Bhutanese Ngultrum (BTN)

Convert Optimism to Bhutanese Ngultrum at the live mid-market rate. Reverse: BTN to OP

Amount

From

100 Optimism =

1,286.79 BTN −2.04% today

1 OP = 12.8679 BTN · 1 BTN = 0.0777128 OP

Mid-market rate, updated 15:59 UTC. Paid plans update as often as every 60 seconds. Get OP→BTN rates via API

OP to BTN over the last year

52-week high: 67.229
52-week low: 7.873
52-week average: 18.199
Change over the year: −79.98%

Conversion tables

OP to BTN
OP	BTN
1 OP	12.87 BTN
10 OP	128.68 BTN
100 OP	1,286.79 BTN
1,000 OP	12,867.90 BTN
10,000 OP	128,678.99 BTN
50,000 OP	643,394.96 BTN
100,000 OP	1,286,789.91 BTN

BTN to OP
BTN	OP
1 BTN	0.07771 OP
10 BTN	0.7771 OP
100 BTN	7.77127633 OP
1,000 BTN	77.71276330 OP
10,000 BTN	777.12763300 OP
50,000 BTN	3,885.63816500 OP
100,000 BTN	7,771.27633000 OP

Get OP→BTN rates via API

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

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Questions about OP to BTN

How much is 100 OP in BTN?

100 Optimism is 1,286.79 Bhutanese Ngultrum at the mid-market rate of 4 October 2026, 15:59 UTC, when 1 OP = 12.8679 BTN.

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

Over the last 52 weeks 1 OP ranged from 7.87332 to 67.2291 BTN, 18.1992 BTN on average.

Which exchange rate is this?

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