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keel
Ledger
65,275,153
Methodology
1.0.8-draft
Age
7s

AMM against USDC — what depth stands behind this price?

All assets

AMM / USDC

GARQ…BDOQ

Risk band

Critical

partial confidence

A floor: the real band can only be worse.

Max safe collateral
0 USDCLimited by manipulation cost
Depth within 5%
buy13.77 USDC (shortened; full value 13.7724635392947426889842562291 USDC)sell59.53 USDC (shortened; full value 59.532745606750067352491717865587750161060151439912 USDC)
Cost to move +50%
0 USDCReachable at no cost: nothing stands in the way
Checks
7 triggered3 not evaluated

Cost to move the price 50%

The stored series carries one manipulation rung, the +50% move. A reading the engine could not produce breaks the line rather than sitting at zero.

Unchanged across the window

Lowest
0 USDC
Highest
0 USDC
2026-10-26T23:53:28Z — 2026-11-02T23:08:24Z
Cost to move +50%
0 USDC
169 readings from horizon, with no gaps reported. One source per chart.

Checks

What fires now, how long it has been firing across the window above, and what could not run.
Cheap to move the pricenowMANIPULATION_CHEAPthroughout
Cheap next to real tradingnowMANIPULATION_RATIO_LOWthroughout
Extreme spreadnowSPREAD_EXTREMEthroughout
One holder owns most of itnowHOLDER_CONCENTRATION_EXTREMEthroughout
Thin depth at 5%nowTHIN_DEPTH_5PCTthroughout
Supply is concentratednowHOLDER_CONCENTRATION_HIGHthroughout
Nothing tradable within 2%nowZERO_DEPTH_2PCT71 of 169
Price sources disagreePRICE_SOURCE_CONFLICT98 of 169

Not evaluated3

  • No genuine trade in 30 days
  • No genuine trade in 7 days
  • Volume may be wash traded

Evidence

The figures behind the verdict, as the engine served them.

An averaging oracle makes an attacker outweigh genuine trading as well as move the book. A market with no genuine volume has no such defence.

Cost of a 50% move, order book only
0 USDC

The target is reachable through the order book

Genuine volume in the oracle window
0 USDC

Over the last 900 seconds (15 minutes), after the genuine-trade filter

Cost against genuine volume
not computed

Below 1, moving the price is cheaper than all genuine trading across the window. Not computed when there was no genuine volume or the target is unreachable

Total attack cost
0 USDC

The move, plus the genuine volume an averaging oracle forces an attacker to outweigh