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Asset · stablecoin · EUR-denominated
sEUR · Synthetix sEUR
DiscontinuedIssuer doc
IssuerSynthetixSupply as of 13 Sep 2026, 08:00 UTC
Circulating supplyEUR
€998K
0.00% · 30d
Total supplyon-chain
€998K
0.00% · 30d total
100.0% circulating
Peg (latest)±1.00%
—
—
Holdersunique
1,484
—
Active chains2 of 2
2
—
Circulating supply · by chain (stacked)
€997,657
30d 0.00%
998K748K499K249K0
14 Aug22 Aug29 Aug06 Sep13 Sep
Ethereum · 99.7% · €995KOptimism · 0.3% · €3K
Transfer volume · peer transfers
Period volume30D
€0
mint and burn excluded
Daily averageEUR
€0
30 calendar days
Transferscount
0
29 observed days
Coveragechains
2/2 chains
volume collapse flagged · per-chain coverage not yet verified
Gross peer-to-peer token movements across covered deployments. Missing dates are not treated as zero. Chart daily; CSV export keeps every daily observation. · 2 invalid rows excluded
Mint vs burn · issuance flow
Minted30D
€0
gross issuance
Burned30D
€0
gross redemptions
Net issuanceEUR
+0
29 observed days
Daily gross issuance and redemptions across covered deployments.
Holders · by chainOn-chain
#ChainHolders%
01Optimism85257.4%
02Ethereum63242.6%
UNIQUE HOLDERS
1,484
ACTIVE 30D
—
Holder counts are on-chain wallet addresses, not verified users. One person may hold many addresses; contracts, bridges, and exchange wallets each count once.
Source register · this asset
Recent activity · daily mint + burn · last 30d
| Date · UTC | Mint | Burn | Net | Mint tx | Burn tx | Source |
|---|---|---|---|---|---|---|
| 2026-09-11 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-10 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-09 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-08 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-07 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-06 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-05 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-04 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-03 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-02 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-09-01 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
| 2026-08-31 | €0 | €0 | €0 | 0 | 0 | etherscan:ethereum+etherscan:optimism |
Key facts · sEUR
| Issuer | Synthetix |
| Jurisdiction | Not available |
| MiCA Status | Decentralized synthetic euro (Synthetix); not an EMI and not a MiCA EMT — deprecated |
| Backing | Synthetic euro produced by the Synthetix debt-pool model (SNX-collateralized), tracked to the euro via a Chainlink price feed. Deprecated: legacy spot Synths are being wound down with redemption to the Synthetix Treasury at a frozen oracle price. |
| Auditor | On-chain (Synthetix debt pool); no off-chain reserve attestation |
| Chains | Ethereum, Optimism |
| Website | synthetix.io |
| Reserve Reports | Not available |
Developer API · sEUR
These endpoints return sEUR data as JSON. They require an active €49/month subscription and an API key sent as an Authorization: Bearer <key> header — opening one in a browser without a key returns 401. Copy a path below, then:
Base URL
https://www.eurostablecoins.xyz- Latest snapshot
/api/v1/coins/seur - Latest supply
/api/v1/supply/seur - Daily supply history
/api/v1/history/supply/seur?period=max - Latest peg metrics
/api/v1/peg/seur - Daily peg history
/api/v1/history/peg/seur?period=1y - Daily mint / burn
/api/v1/history/mint-burn/seur?period=1y - Transfer volume summary
/api/v1/transfer-volume/seur?period=30d - Daily transfer volume
/api/v1/history/transfer-volume/seur?period=12m - Latest holder snapshot
/api/v1/holders/seur