1. Currency converter
  2. OP to DAI

Optimism (OP) to Dai (DAI)

Convert Optimism to Dais at the live mid-market rate. Reverse: DAI to OP

1 Optimism =

0.1336 DAI −2.08% today

1 OP = 0.133605 DAI · 1 DAI = 7.48473 OP

Mid-market rate, updated 09:36 UTC. Paid plans update as often as every 60 seconds. Get OP→DAI rates via API

OP to DAI over the last year

0.200.400.600.80Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.75874
52-week low
0.08208
52-week average
0.19928
Change over the year
−81.57%

Conversion tables

OP to DAI
OP DAI
1 OP 0.1336 DAI
10 OP 1.34 DAI
100 OP 13.36 DAI
1,000 OP 133.61 DAI
10,000 OP 1,336.05 DAI
50,000 OP 6,680.27 DAI
100,000 OP 13,360.54 DAI
DAI to OP
DAI OP
1 DAI 7.48472607 OP
10 DAI 74.84726067 OP
100 DAI 748.47260665 OP
1,000 DAI 7,484.72606650 OP
10,000 DAI 74,847.26066500 OP
50,000 DAI 374,236.30332500 OP
100,000 DAI 748,472.60665000 OP

Get OP→DAI rates via API

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

Related conversions

Popular Optimism conversions

Popular Dai conversions

Questions about OP to DAI

How much is 1 OP in DAI?

1 Optimism is 0.133605 Dais at the mid-market rate of 4 October 2026, 09:36 UTC, and 1 DAI is 7.48473 OP.

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

Over the last 52 weeks 1 OP ranged from 0.0820785 to 0.758736 DAI, 0.199281 DAI on average.

Which exchange rate is this?

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