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WorksCode and developmentBlockchain

CanaryGuard 402

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

Addresshttps://canaryguard-402.onrender.com/mcp
Claude Codeclaude mcp add --transport http canaryguard-402 https://canaryguard-402.onrender.com/mcp
For Cursor and other clients
{
  "mcpServers": {
    "canaryguard-402": {
      "type": "http",
      "url": "https://canaryguard-402.onrender.com/mcp"
    }
  }
}
Test
Works: Handshake succeeded
Tools
26 tools
Handshake
733 ms
Transport
streamable-http · 2024-11-05
Tested
6 November 2026
Registry name
io.github.ak10082247-max/canaryguard-402 v1.0.2
Listed
15 October 2026
Updated
15 October 2026
Website
canaryguard-402.onrender.com
Source
github.com/ak10082247-max/canaryguard-402
The last 1 tests
WhenResultTime
2026-11-06 12:28 UTCHandshake succeeded733 ms

The 26 tools it listed

"Read only" and "Changes data" are the server's own marks. Underlined parameters are required.

  1. 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 or Solana.

    wallet_address chain_id

  2. 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 or Solana.

    typed_data

  3. 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 or Solana.

    typed_data

  4. 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 or Solana.

    tool_name tool_description input_schema

  5. 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 or Solana.

    tool_name tool_description input_schema

  6. 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 or Solana.

    url

  7. 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 or Solana.

    model

  8. 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 or Solana.

    content strict_mode

  9. 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 or Solana.

    contract_address chain_id

  10. 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 or Solana.

    wallet_address chain_id

  11. 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 or Solana.

    address

  12. 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 or Solana.

    tx_hash

  13. 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 or Solana.

    symbol

  14. 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 or Solana.

    assets include_polymarket

  15. 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 or Solana.

    min_liquidity_usd limit

  16. 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 or Solana.

    asset

  17. 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 or Solana.

    capital_usdc risk_tolerance chains

  18. 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 or Solana.

    token quote window

  19. 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 or Solana.

    memory_chunk session_id

  20. 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 or Solana.

    token_address

  21. 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 or Solana.

    contract_address chain_id

  22. 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 or Solana.

    url

  23. 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 or Solana.

    pool_or_token_address quote_token

  24. 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 or Solana.

    raw_json

  25. 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 or Solana.

    target_address counterparty_wallet chain_id

  26. 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 or Solana.

    agent_wallet service_domain message signature signed_at

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A test is the handshake and the tool list: no tool was called. Names and descriptions are as listed by whoever registered the server; we haven't checked them.

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