Convert 1 Bhutanese Ngultrum (BTN) to Optimism (OP)

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

Amount

From

1 Bhutanese Ngultrum =

0.07865 OP +3.32% today

1 BTN = 0.0786511 OP · 1 OP = 12.7144 BTN

Mid-market rate, updated 12:46 UTC. Paid plans update as often as every 60 seconds. Get BTN→OP rates via API

BTN to OP over the last year

52-week high: 0.127011
52-week low: 0.014875
52-week average: 0.073369
Change over the year: +405.43%

Conversion tables

BTN to OP
BTN	OP
1 BTN	0.07865 OP
10 BTN	0.7865 OP
100 BTN	7.86511089 OP
1,000 BTN	78.65110890 OP
10,000 BTN	786.51108900 OP
50,000 BTN	3,932.55544500 OP
100,000 BTN	7,865.11089000 OP

OP to BTN
OP	BTN
1 OP	12.71 BTN
10 OP	127.14 BTN
100 OP	1,271.44 BTN
1,000 OP	12,714.38 BTN
10,000 OP	127,143.79 BTN
50,000 OP	635,718.95 BTN
100,000 OP	1,271,437.89 BTN

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

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Questions about BTN to OP

How much is 1 BTN in OP?

1 Bhutanese Ngultrum is 0.07865 Optimism at the mid-market rate of 4 October 2026, 12:46 UTC, when 1 BTN = 0.0786511 OP.

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

Over the last 52 weeks 1 BTN ranged from 0.0148745 to 0.127011 OP, 0.0733688 OP on average.

Which exchange rate is this?

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