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CanaryGuard 402

Deterministic prompt-injection detection & sanitization for AI agents via x402 on Base.

Connector by ak10082247-max · GitHub account verified by the MCP Registry

IndexedMITRemote (HTTP)
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Install

Works with Claude Code, VS Code, Cursor, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install connector/ak10082247-max-canaryguard-402

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Remote endpoint

  • https://canaryguard-402.onrender.com/mcp Remote (HTTP)

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About

Deterministic prompt-injection detection & sanitization for AI agents via x402 on Base.

Reviews

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Permissions

What this server can do and what it asks for, from its tool list, install config and code. Checked Nov 1, 2026.

Tools
28 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Nothing to install (hosted)
Runs as
Hosted (remote endpoint)

Tools by what they do 28

From the running server's own tool list (tools/list) on Oct 25, 2026.

Read 28 · Look things up without changing anything.

  • analyzeEvmWallet
  • auditEip712Signature
  • auditEip712SignaturePayload
  • auditMcpToolPoisoning
  • auditMcpToolSchema
  • auditUrlAgentReadiness
  • calculateLlmTokenPricing
  • canary_sanitize
  • checkSmartContractHoneypot
  • checkWalletDrainer
  • checkWalletSanctions
  • decodeBaseTxStatus
Show 16 more tools
  • getCryptoPriceOnchain
  • getOndemandMarketSnapshot
  • getPolymarketOddsPulse
  • getPolymarketVerifiedOdds
  • getSafeBaseTrending
  • getSafeDefiYields
  • getSafeYieldAllocation
  • getTokenHistoryAndSpread
  • guardAgentMemory
  • inspectBaseToken
  • inspectContractInfo
  • inspectPhishingUrl
  • inspectUniswapPoolState
  • repairAndSanitizeJson
  • runFullEnterpriseRiskAudit
  • verifyAgentAttestation

Network hosts it talks to 23

  • api.cdp.coinbase.com · found in code
  • api.mainnet-beta.solana.com · found in code
  • api.telegram.org · found in code
  • app.uniswap.org · found in code
  • base-rpc.publicnode.com · found in code
  • base.blockscout.com · found in code
  • basescan.org · found in code
  • canaryguard-402.onrender.com · found in remote endpoint, install command, code
  • dial.to · found in code
  • eips.ethereum.org · found in code
  • facilitator.payai.network · found in code
  • github.com · found in code
  • glama.ai · found in code
  • lumierepaycheck.org · found in code
  • mainnet.base.org · found in code
  • mcpize.com · found in code
  • news.ycombinator.com · found in code
  • rugshield-402.onrender.com · found in code
  • sitemaps.org · found in code
  • stealthguard-402.onrender.com · found in code
  • vet402.com · found in code
  • x402-agent-tollbooth.onrender.com · found in code
  • x402-trust.com · found in code

Tools (28)

As the server listed them on Oct 25, 2026. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • analyzeEvmWalletread-only

    Comprehensive EVM wallet security profile on Base, analyzing transaction velocity, approval exposure, drainer interaction risk, and smart-account state. Price: 0.010 USDC on Base.

  • auditEip712Signatureread-only

    Audits EIP-712 and EIP-3009 typed-data signature payloads (Permit, Permit2, transferWithAuthorization) to block malicious spender approvals and phishing domains. Price: 0.010 USDC on Base.

  • auditEip712SignaturePayloadread-only

    Audits EIP-712 and EIP-3009 typed-data signature payloads (Permit, Permit2, transferWithAuthorization) to prevent unauthorized token approvals and replay attacks. Price: 0.02 USDC on Base.

  • auditMcpToolPoisoningread-only

    Inspects Model Context Protocol (MCP) tool definitions, descriptions, and JSON schemas for hidden prompt overrides, shadowing attacks, and exfiltration sinks. Price: 0.02 USDC on Base.

  • auditMcpToolSchemaread-only

    Inspects Model Context Protocol (MCP) tool definitions, JSON schemas, and server cards for hidden instructions, tool shadowing, and data exfiltration vectors. Price: 0.010 USDC on Base.

  • auditUrlAgentReadinessread-only

    Audits any domain or URL for AI agent readiness (llms.txt, .well-known/x402, openapi.json, MCP server card) and detects hidden CSS/DOM prompt-injection traps. Price: 0.010 USDC on Base.

  • calculateLlmTokenPricingread-only

    Calculates exact input, cached-input, and output token costs across frontier LLMs (OpenAI, Anthropic, Gemini, DeepSeek, Meta) and recommends optimal model routing. Price: 0.010 USDC on Base.

  • canary_sanitizeread-only

    Deterministic prompt-injection firewall and honeypot scrubber for AI agents. Sanitizes untrusted text and blocks detected wallet-draining commands before context ingestion. Price: 0.010 USDC on Base.

  • checkSmartContractHoneypotread-only

    Audits Base smart contracts for hidden transfer locks, owner blacklist modifiers, unverified proxy upgrades, and malicious fee-on-transfer hooks. Price: 0.02 USDC on Base.

  • checkWalletDrainerread-only

    Audits EVM wallet and counterparty addresses on Base for Permit2 drainer exposure, approval phishing history, and OFAC sanctions flags. Price: 0.02 USDC on Base.

  • checkWalletSanctionsread-only

    Screens EVM and Solana wallet addresses against OFAC SDN sanctions lists, Lazarus Group attributions, and known DeFi exploit/drainer blacklists. Price: 0.010 USDC on Base.

  • decodeBaseTxStatusread-only

    Decodes Base Mainnet transaction receipts, EIP-3009 transferWithAuthorization settlements, ERC-20 transfer logs, gas fees, and finality confirmations. Price: 0.010 USDC on Base.

  • getCryptoPriceOnchainread-only

    Returns tamper-resistant on-chain USD spot prices, 24h volatility, and Chainlink/TWAP oracle deviation metrics for major Base and EVM assets. Price: 0.010 USDC on Base.

  • getOndemandMarketSnapshotread-only

    On-demand institutional market intelligence snapshot combining Base DEX spot & TWAP prices, Aerodrome/Uniswap V3 liquidity depth, perpetual funding rates, and Polymarket whale orderbook divergence. Price: 0.020 USDC on Base.

  • getPolymarketOddsPulseread-only

    Delivers sanitized Polymarket CLOB implied probabilities, bid-ask spreads, and 24-hour smart-money volume movers across crypto, macro, and geopolitics. Price: 0.010 USDC on Base.

Show 13 more tools
  • getPolymarketVerifiedOddsread-only

    Delivers CanaryGuard-sanitized Polymarket CLOB implied probabilities, bid-ask spread depth, and smart-money orderbook skew across high-volume markets. Price: 0.02 USDC on Base.

  • getSafeBaseTrendingread-only

    Returns top Base Mainnet tokens by 24h DEX volume and liquidity velocity that pass CanaryGuard zero-honeypot and prompt-injection safety gates. Price: 0.02 USDC on Base.

  • getSafeDefiYieldsread-only

    Curates top risk-adjusted USDC, EURC, and WETH DeFi yield pools on Base (Morpho, Aave V3, Aerodrome, Moonwell), pre-screened for TVL depth and audit status. Price: 0.010 USDC on Base.

  • getSafeYieldAllocationread-only

    Computes an institutional risk-adjusted DeFi capital allocation matrix across multi-audited Base and Arbitrum liquidity vaults (Morpho Blue, Aave V3, Moonwell, Aerodrome) with smart-contract timelock and depeg stress scores. Price: 0.020 USDC on Base.

  • getTokenHistoryAndSpreadread-only

    Returns multi-timeframe Base token price history (1h, 24h, 7d, 30d OHLCV summary), Chainlink vs. Uniswap V3/Aerodrome bid-ask spread in bps, and realized volatility skew. Price: 0.020 USDC on Base.

  • guardAgentMemoryread-only

    Scans RAG context chunks, vector DB retrievals, and persistent agent memory payloads for delayed sleeper-agent instructions and cross-session poisoning. Price: 0.02 USDC on Base.

  • inspectBaseTokenread-only

    Audits Base ERC-20 token contracts for honeypot risks, buy/sell transfer taxes, liquidity depth, and prompt injection traps in token metadata. Price: 0.010 USDC on Base.

  • inspectContractInforead-only

    Inspects Base EVM smart contract bytecode size, EIP-1967/UUPS proxy implementation slots, EIP-7702 delegation designators, and verified function selectors. Price: 0.010 USDC on Base.

  • inspectPhishingUrlread-only

    Audits target URLs, API endpoints, and Web3 dApp domains for IDN homograph spoofing, Angel/Pink/Inferno drainer scripts, and hidden DOM prompt injections. Price: 0.02 USDC on Base.

  • inspectUniswapPoolStateread-only

    Audits Uniswap V3/V4 and Aerodrome liquidity pools on Base, returning tick liquidity depth, fee tier, price impact bps, and LP concentration rug-risk scores. Price: 0.010 USDC on Base.

  • repairAndSanitizeJsonread-only

    Deterministically repairs malformed or truncated LLM JSON payloads (missing quotes, trailing commas, markdown fences) while scrubbing embedded prompt-injection payloads. Price: 0.010 USDC on Base.

  • runFullEnterpriseRiskAuditread-only

    Enterprise 360-degree security audit bundle combining Base bytecode/proxy inspection, DEX liquidity rug-risk analysis, OFAC/Lazarus sanctions screening, EIP-712 permit verification, and deterministic prompt-injection firewalling. Price: 0.020 USDC on Base.

  • verifyAgentAttestationread-only

    Generates a cryptographic attestation report verifying an autonomous AI agent wallet, x402 EIP-3009 payment capability, counterparty reputation score, and zero-drainer history on Base. Price: 0.020 USDC on Base.

Signals

Stars
0
Forks
3
Open issues
1
Last commit
Oct 22, 2026 (9 days ago)
Last release
Oct 15, 2026 (16 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
io.github.ak10082247-max/canaryguard-402
Version
1.0.2
Auth
Auth not stated
License
MIT
Repository
github.com/ak10082247-max/canaryguard-402
Website
canaryguard-402.onrender.com
First seen
Oct 24, 2026
Last checked
Nov 1, 2026
Source
Official MCP Registrygithub-graphql

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Cite this page

CanaryGuard 402 MCP server. Agent Mart. https://agentmart.dev/connectors/ak10082247-max-canaryguard-402 (last updated 2026-11-01)