FlashBank
NPM · @FLASHBANK/MCP · SCANNED SEP 20
Fixed-fee P2P term loans (no oracles) and flash loans on Ethereum, Base, Arbitrum and Sepolia.
Available components
How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score → Why this is hard to score →
Supply Chain Security98
- No malware found by supply-chain analysis.Pass
- No known CVEs affecting this package version or its production dependencies.Pass
- No install/post-install scripts declared.Pass
- 32 of 104 dependencies flagged as unhealthy. View diagnostics → Partial
Provenance & Transparency48
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Provenance check failed: no build-provenance attestation is published. See how to fix → View diagnostics → Fail
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 99 days ago).Pass
- Publishes a security disclosure policy (SECURITY.md).Pass
Schema Quality & AI Usability87
- 100% of prompts and resources have a non-trivial description (not blank, and not just the item's name).Pass
- AI-judged instruction clarity (excellent).Pass
- Tool/resource definitions use about 1521 tokens (~80/item across 19 items; 15 tools + 4 resources), lean.Pass
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management97
- Stability observed for 29 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage88
- 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
- 63% of tool parameters carry a description.Partial
Tool Safety100
- No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
- All 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation.Pass
- An AI judge read all 17 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
- Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
How do I install the FlashBank MCP server?
FlashBank runs locally as an npm package, launched with npx -y @flashbank/mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.
npm · @flashbank/mcp
claude mcp add rotwang9000-flashbank -- npx -y @flashbank/mcp
{
"mcpServers": {
"rotwang9000-flashbank": {
"command": "npx",
"args": [
"-y",
"@flashbank/mcp"
]
}
}
} {
"servers": {
"rotwang9000-flashbank": {
"command": "npx",
"args": [
"-y",
"@flashbank/mcp"
]
}
}
} codex mcp add rotwang9000-flashbank -- npx -y @flashbank/mcp
{
"$schema": "https://opencode.ai/config.json",
"mcp": {
"rotwang9000-flashbank": {
"type": "local",
"command": [
"npx",
"-y",
"@flashbank/mcp"
],
"enabled": true
}
}
} openclaw mcp add rotwang9000-flashbank --command npx --arg -y --arg @flashbank/mcp
mcp_servers:
rotwang9000-flashbank:
command: "npx"
args: ["-y", "@flashbank/mcp"] {
"McpServers": {
"rotwang9000-flashbank": {
"Transport": "stdio",
"Command": "npx",
"Arguments": [
"-y",
"@flashbank/mcp"
]
}
}
} assistant mcp add rotwang9000-flashbank -t stdio -c npx -a -y @flashbank/mcp
{
"mcpServers": {
"rotwang9000-flashbank": {
"command": "npx",
"args": [
"-y",
"@flashbank/mcp"
]
}
}
} Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.
- 19 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes.
- 17 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.
- 16 Sept 26 −3
- Stability: pass → 0.83 functional
- 15 Sept 26 +1
- Stability: 0.97 → pass security
- 13 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes.
- 11 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.
- 9 Sept 26 −3
- Stability: pass → 0.80 functional
- 8 Sept 26 +1
- Stability: 0.97 → pass security
Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.
Captured 20 Sept 2026 · Analysed npm/@flashbank/mcp@1.1.1
Provenance No attestation
The registry publishes no build provenance for this version, so there is nothing to verify.
| Result | No attestation |
|---|---|
| Ecosystem | npm |
Background: How many MCP packages publish verified provenance →
Dependencies 104 packages
| Packages resolved | 104 |
|---|---|
| Stale | 32 |
| Tree resolution | Complete |
Background: SBOMs and build attestations, explained →
The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →
explain Explain FlashBank ~36
Plain-English primer on both FlashBank products, the loan lifecycle, fees and safety rules. Call this first if you are unsure how anything works.
Input schema present but exposes no named parameters.
No output schema declared.
No examples provided.
faucet_mint Mint Sepolia play-money ~61
Mint a free batch of 10,000 fpUSD or fpETH (valueless playground tokens) to the signing wallet on Sepolia. The safe way for agents to get funds to experiment with.
| Name | Type | Req | Description |
|---|---|---|---|
| token | string | yes | Which playground token to mint |
No output schema declared.
No examples provided.
flash_pools Flash-loan pools ~43
Per-token flash-loan liquidity on a chain: committed amount, live available liquidity, fee, per-loan cap and provider count.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
No output schema declared.
No examples provided.
flash_quote Quote a flash loan ~76
Fee quote for flash-borrowing a given amount of a token (symbol or address) on a chain.
| Name | Type | Req | Description |
|---|---|---|---|
| amount | string | yes | Human amount to borrow, e.g. "250" |
| chain | string | yes | – |
| token | string | yes | Token symbol (e.g. "WETH") or 0x address |
No output schema declared.
No examples provided.
list_chains List chains ~26
Supported chains with contract addresses, registry tokens and whether writes are currently permitted for each.
Input schema present but exposes no named parameters.
No output schema declared.
No examples provided.
p2p_cancel Cancel an open P2P offer ~51
Cancel an offer you created that has not been taken, reclaiming your escrow (any boost spend is not refunded). Mainnet gated.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| id | integer | yes | – |
No output schema declared.
No examples provided.
p2p_claim_default Claim a defaulted P2P loan ~67
After the repay window closes unpaid, the lender claims the collateral (any agreed surplus returns to the borrower). Irreversibly settles the loan. Requires the signing wallet to be the lender (mainnet gated).
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| id | integer | yes | – |
No output schema declared.
No examples provided.
p2p_create_offer Create a P2P offer ~359
Post a loan offer (you lend) or borrow request (you borrow) on-chain. Escrows your side immediately: lenders escrow the principal, borrowers escrow the collateral. Reversible via p2p_cancel while untaken. Requires a signing key; mainnet additionally requires FLASHBANK_MCP_ALLOW_MAINNET=true.
| Name | Type | Req | Description |
|---|---|---|---|
| allowedTaker | string | – | Restrict who may take (address). Omit for open market. |
| chain | string | yes | – |
| collateral | string | yes | Collateral amount (human units) |
| collateralToken | string | yes | Token pledged as collateral — symbol or address |
| coolingOffHours | number | – | v2 chains (Sepolia) only: cooling-off window in hours over which the fee vests. Omit or 0 = the protocol minimum for the term; longer is allowed, shorter rejects. |
| durationDays | number | yes | Loan term in days |
| flatFee | string | yes | Flat repayment fee in principal-token units (e.g. "30" = repay principal + 30). NOT a percentage. |
| graceDays | number | – | Grace period after maturity (days, default 1) |
| offerExpiryHours | number | – | Hours until the un-taken offer expires (default: never) |
| principal | string | yes | Principal amount (human units, e.g. "1000") |
| principalToken | string | yes | Token being lent — symbol or address |
| settlementValue | string | – | Agreed value of ALL the collateral in principal-token units; surplus above the debt returns to the borrower on default. Omit for full forfeit. |
| side | string | yes | "lend" = you provide the principal; "borrow" = you provide the collateral |
No output schema declared.
No examples provided.
p2p_get_loan Get P2P loan detail ~62
Full detail for one loan id: terms, parties, status, what a taker must provide, repayment quote, default deadline/split and the on-chain terms hash.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| id | integer | yes | Loan id |
No output schema declared.
No examples provided.
p2p_list_offers List open P2P offers ~74
Open, takeable loan offers/requests on a chain, newest first with boosted (featured) offers ranked on top. Returns human-readable terms plus the raw ids for follow-up calls.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | Chain to browse |
| limit | integer | – | Max offers to return (default 20) |
No output schema declared.
No examples provided.
p2p_my_loans My P2P loans ~56
Every loan created by or assigned to an address (defaults to the configured wallet), with current status.
| Name | Type | Req | Description |
|---|---|---|---|
| address | string | – | Address to look up (defaults to the signing wallet) |
| chain | string | yes | – |
No output schema declared.
No examples provided.
p2p_repay Repay a P2P loan ~86
Repay an active loan you borrowed, redeeming your collateral. On v2 chains (Sepolia) the fee is the VESTED amount — repaying inside the cooling-off window is rebated down to a 10% floor. Requires the signing wallet to be the borrower (mainnet gated).
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| id | integer | yes | – |
No output schema declared.
No examples provided.
p2p_take_offer Take a P2P offer ~94
Accept an open offer, pinning the EXACT terms currently on-chain (takeWithTerms) so a last-second re-price reverts instead of surprising you. Approves and escrows your side, which activates the loan — a BINDING commitment until repaid or defaulted. Requires a signing key (mainnet gated).
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| id | integer | yes | Loan id to take |
No output schema declared.
No examples provided.
p2p_withdraw_unclaimed Withdraw queued payouts (v2) ~84
v2 chains (Sepolia) only: if a settlement payout to you could not be delivered (e.g. a blocklisting token), it queues on-chain — this checks your queued balance for a token and withdraws it.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | – |
| token | string | yes | Token symbol or 0x address the payout was in |
No output schema declared.
No examples provided.
wallet_status Wallet status ~45
Address, native balance and registry-token balances of the configured signing wallet on one chain. Reports read-only mode when no key is set.
| Name | Type | Req | Description |
|---|---|---|---|
| chain | string | yes | Chain to inspect |
No output schema declared.
No examples provided.
What is the FlashBank MCP server?
FlashBank is an MCP server listed in the public MCP registry as io.github.Rotwang9000/flashbank. Fixed-fee P2P term loans (no oracles) and flash loans on Ethereum, Base, Arbitrum and Sepolia. This page covers its npm package (@flashbank/mcp).
Is the FlashBank MCP server safe to use?
FlashBank scores 85 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 20 September 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.
What tools does the FlashBank MCP server expose?
FlashBank exposes 15 tools: explain, list_chains, wallet_status, p2p_list_offers, p2p_get_loan, and 10 more. Their descriptions and schemas cost roughly 1,220 tokens of context every time the server is loaded.
Is the FlashBank MCP server still maintained?
FlashBank is still listed as active in the MCP registry. We last reached this channel on 20 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.
What licence is the FlashBank MCP server under?
FlashBank declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.