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OP vs MSETH — price, size and safety, side by side

OP (Optimism) vs MSETH (Base) — every figure is the freshest dated measurement we hold for that token, never a live-feed guess. Prices stamped 2026-09-26 / 2026-09-26.

OPB

$0.1455
Optimism on Optimism
Trade OP
vs

MSETHB

$2.38K
Metronome Synth ETH on Base
Trade MSETH

OP vs MSETH — normalized performance, 2026-09-21 to 2026-09-26T18:07:24

100 — shared start
OP +11.8%  ·  MSETH +0.01% — both series rebased to 100 at the first measured point in the shared window; not a raw-price chart.
OPMSETH
Price$0.1455$2.38K
Market cap$299.40M$50.91M
24h volume$2.83M$1.25M
Liquidity$1.07M$2.80M
FDV$559.19M$22.10M
Holders1,370,8416,068
Age (days)—501
Safety gradeBB

Where they differ

What the data says

OP

OP at 0x4200000000000000000000000000000000000042 is the Optimism Collective's governance token — the canonical OP Mainnet deployment sitting in the chain's own vanity address space, not a bridged copy. The September 26, 2026 snapshot counts 1,370,841 holders around a $299.4 million market cap, $559.2 million fully diluted against a 4.3 billion total supply — the gap between the two figures is the unissued allocation the Collective still holds.

The contract posture is worth quoting exactly. Minting is still active — new supply can be minted, consistent with OP's ongoing distribution schedule. Freeze is revoked, and the code is not a proxy. Depth is the soft spot: $1.1 million of tracked pool liquidity is thin against a nine-figure cap, and $2.8 million of 24-hour volume means ordinary exits clear but size should be measured against the pool, not the headline.

Full OP safety read →

MSETH

msETH is Metronome Synth's synthetic ether — a collateral-minted synthetic that tracks ETH's price through the Synth engine's mint-and-pool mechanics rather than by holding ether itself. The contract 0x7ba6f01772924a82d9626c126347a28299e98c98 is the Base deployment our scan tracks, at $2.8 million of pool liquidity as of September 26, 2026.

The honest note: msETH is not ETH and not a claim on ETH — synthetic assets trade at whatever the pool clears, which can sit far from the underlying's price (our current read has it at a steep discount to spot ether). Exposure through a synth is exposure to the synth's own liquidity and redemption mechanics first. If you want ETH on Base, bridged or wrapped ETH is the honest instrument; this is a different product.

Full MSETH safety read →

FAQ

Which is bigger, OP or MSETH?

By tracked market cap: OP (Optimism) measures $299.40M and MSETH (Base) measures $50.91M — dated snapshots, not a live feed.

Which is safer, OP or MSETH?

On the contract checks we publish: OP (Optimism) grades B and MSETH (Base) grades B. A grade is a structural check on the contract, not a promise about the asset.

How have OP and MSETH performed over the shared window?

Between 2026-09-21 and 2026-09-26T18:07:24, the measured snapshots show OP at +11.8% and MSETH at +0.01%.

More comparisons

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The grade column is the one CMC's compare page cannot print — our grade is computed from the contract itself (mint/freeze authority, liquidity, holder concentration). Changes are measured over the shared window stated on the chart, 2026-09-21→2026-09-26T18:07:24; a token with fewer measured points measures a shorter span inside it.

Figures are dated on-chain snapshots, not a live feed. Safety grades are structural checks — not investment advice. Free · no signup · a NexFlow product.