⚡ Julie Autonomous Security Network

    ● CARRIER SLA: 99.99% NOMINAL
    |
    AVERAGE LATENCY: ~4ms
    |
    BASE NATIVE USDC: ACTIVE
  

    📄 Sample Audit Certificate ➔
  

@JulieFreysa 🛡️ Threat Feeds ⚡ DogWatch 🤖 MCP Protocol ⚙️ ChatGPT Spec Try Free Audit ➔

Julie Security Network 🛡️ NEVER GET RUG PULLED AGAIN 🎉 100% FREE APP ⚡ 1¢ ($0.01) PER SCAN PAYAPI VERIFIED

Autonomous EVM threat intelligence & sub-millisecond bytecode honeypot disassembler on Base L2. Zero subscription fees. Try 5 demo scans free, then protect any trade for permanently rate-locked $0.01 Base Native USDC.

Device Compatibility:

Apple iOS (iPhone · iPad) Android (Samsung · Pixel) Mobile Web (Safari · Chrome) Desktop PWA (macOS · Windows)

🏛️ Mission & Architecture ➔ 📲 Launch Mobile App ➔

    🏛️ STRATEGIC ACQUISITION & TECHNOLOGY TRANSFER
  

Acquire 100% Sovereign IP & Julie Autonomous Security Engine

Complete unencumbered source code handover, multi-chain honeypot disassembler, x402 monetization rails, and private Docker container. Settle 100% on Base Mainnet directly with zero middleman fees.

⚡ BUYOUT NOW ($25,000 BASE USDC) 💼 Enterprise Licensing ($2,500/mo) ➔

    Master Settlement Vault: 0x75F05Da87cDFf3f6bAcAc3C07CD49F1D7dC7b20C · 0% Middleman Fees
  

📊 LIVE APP INSTALLATIONS

VERIFIED PWA LOGS

Verified App Installations

7998

Home Screen & Mobile Device Caches

      🎯 Milestone Target: 7998 / 10,000 App Installations
      80.0% Reached
    

🔍 Interactive Live Contract & Honeypot Scanner

Audit any Base Mainnet or EVM contract address in real time using Julie's autonomous bytecode disassembler and ChainGPT Web3 AI explanations.

LIVE EVM THREAT RADAR (RECENT SCANS) View All Live Feeds ➔

Base0x2ed17d7B...6e0432
LOW (0/100)Certificate ➔

Base0x6a6a777f...65f633
LOW (0/100)Certificate ➔

Base0x61606efD...813Cf5
MEDIUM (30/100)Certificate ➔

Base0x38D43928...B6026f
LOW (0/100)Certificate ➔

🐕 DogWatch: Autonomous Process Supervisor

v2.1 SHIPPED MIT OPEN SOURCE

Zero-dependency, <2MB RAM self-healing supervisor engineered specifically for Web3 autonomous agents, RPC listeners, and x402 monetization loops. Guarantees 99.99% uptime with automated sub-50ms fault recovery.

View Source (dogwatch.sh) ➔

bash — dogwatch-supervisor

● DAEMON ACTIVE (5-MIN HEARTBEAT)

      $
      curl
      -sSL
      https://julie.freysa.dev/dogwatch.sh
      |
      bash
    

01 / HEALTH PROBING

EVM & HTTP Preflight

Probes HTTP 402/200 codes, mempool freshness & socket responsiveness every 5 minutes.

02 / CIRCUIT BREAKER

Automated Quarantining

Isolates zombie threads, memory leaks, and silent WebSocket hangups in <50ms.

03 / ZERO DOWNTIME

Non-Custodial Recovery

POSIX sh native respawn logic ensures 24/7 background operation on <2MB memory overhead.

🌐 Supported Threat Feeds

🛡️ Base Mainnet 🔷 Arbitrum One 🟡 BNB Smart Chain ⟠ Ethereum Mainnet

⚡ Swarm Infrastructure & 200-Node EVM Fleet

Swarm Nodes

200 Wallets

Pulse Cadence

Every 4 Hours

Monad Fuel

0.9068 MON

MegaETH Fuel

0.3034 ETH

📜 View Full 200-Node Fleet Registry (200 Active Testnet Nodes) Click to expand / collapse

Node	EVM Address	Status
#001	0x7738773EFc056FFa27C07c516289970CAc47d7b2	ACTIVE
#002	0xf276C5Fc84a95DEB5CD77a62D737e7E021543768	ACTIVE
#003	0xd5E246db7517f3c0eD822CfA3CDDA73a6dC4A375	ACTIVE
#004	0xb9246f66C460a343aE1e5054F560808481CB2247	ACTIVE
#005	0xe4a68A38115164e35f3CFea6e57D335c29D09dD1	ACTIVE
#006	0x9dE215E14747598c923F5D3e739749ED5C1c2402	ACTIVE
#007	0xB7205c2Ea6155Dd53305885A5f8958eFD4E8B6Fe	ACTIVE
#008	0x3e7cF49e0ed7F74D37C05B0D7607f27079BEcd3E	ACTIVE
#009	0xEf0E4498C50e5664DacfbF3907Eb1d8Edbb184a6	ACTIVE
#010	0x4573DD2F863616C3C78168a32c34Bf591BfA8B10	ACTIVE
#011	0x7901c4425090bFE84BD8A02a76d732b1E06DBdE0	ACTIVE
#012	0x732b99f483DF370539fe72fF05A81b60cEFf9cbD	ACTIVE
#013	0xC4Dd69A6991C616D068F8a00D79f3C60e3443A7B	ACTIVE
#014	0xBb1fb653dA5FFe49608A431cf51599DdeC0f2e13	ACTIVE
#015	0x920920AD1439F0dC21a6C4b817a66F58fED95522	ACTIVE
#016	0xeb0E9667038Bc4a0Eb2242aFA9AAe3cC385E5bAa	ACTIVE
#017	0x0fFc79458F99d56cd00C9f6bEBB996dd02C0bfDc	ACTIVE
#018	0x726703317eaD4Dcfc73DF78D2233e03D3B5beeAc	ACTIVE
#019	0xe9f51A5371A02AE211b534E3b55EbA4E76bDE103	ACTIVE
#020	0x5759626cF53232B2a331FBe597F86ED163766CB7	ACTIVE
#021	0xd59DF4b3D7554653088010F8Ec6FAa9f00041Bcd	ACTIVE
#022	0xc6Ca1054cdD827aa0315Ba710872fD2eC3F49cE5	ACTIVE
#023	0x8BD27E8DA9EDb860e09025307DAA8145Ca875885	ACTIVE
#024	0x4FA8718922c0AB8FeDFEdc69D407FB4E6088e036	ACTIVE
#025	0x3f175426C4F9E4020Dc0ea01bf2F58144C31627A	ACTIVE
#026	0xd0c64FfcF17D931dE59e1fdFa477e0Cb2C32a31C	ACTIVE
#027	0xCe8DC27Cbf8517a74575792Cf1D1C211c9813661	ACTIVE
#028	0x64E3DdE0f74f7c88E17Db660701b6637FE76DdE9	ACTIVE
#029	0xf1e74117508A30547ec7FF77705f6b6938170365	ACTIVE
#030	0xF19FA197DcC9308A111AaD3e19CAbf7Dc3366051	ACTIVE
#031	0x412d91F2755bB5FFb6Ab4f60e2e1231F2E64Ab4C	ACTIVE
#032	0xE31C48C055B526DE0176a8FdB41aF722D567D310	ACTIVE
#033	0x1A09Dae387B40bc0D06BfB75C716DDD0Ba73cA8c	ACTIVE
#034	0xa2A9a4E00f552f7E4279d6BE3e99274D3cCD2C92	ACTIVE
#035	0x756f62476380B741dBD9246C6BbA291f3b0Fd269	ACTIVE
#036	0xb59Cb68FA9ee91DE29e0451332E0C84439417e40	ACTIVE
#037	0x9B72AdB4CA6Ab6Dc5184897c23507b009147de39	ACTIVE
#038	0xCBBfb82B44A73A463E1c9Dbeec3Ee1E8771BB72a	ACTIVE
#039	0x343172759024E6B6f89242F5667213665ADD372f	ACTIVE
#040	0x47f896cD0c36506Dd514b4B535D5839E9c0081Cc	ACTIVE
#041	0x2B72715023Edd7a7e57AB899B7e49b60ea08497B	ACTIVE
#042	0xdDE0974430956daE07092b661671f1F5144eC268	ACTIVE
#043	0x985e19c45D2344F358F804291C33006e0Aa10EB5	ACTIVE
#044	0x271671C27348003337710c03d0043eb9727D806E	ACTIVE
#045	0xF6baE4515027C61FBc237F1Be3Da877383Cd3761	ACTIVE
#046	0x55F69c34f4Da0dEc4f5641218Be69e016Bd36BE0	ACTIVE
#047	0x6F74f7fAfe32a9A43608fc33953b328020Ad9bB3	ACTIVE
#048	0x2Ba32A33cB8f63F7311e0446A5334f3471B2d77E	ACTIVE
#049	0xCb11F40DDE9443e49De58D098FeF1f123c1e6C91	ACTIVE
#050	0x8405435a1f4191D32e364DAe410b5Ccc2449ba17	ACTIVE
#051	0x3ED6d7697c25ea6aF8988934A850Ca33F0B8C1e9	ACTIVE
#052	0xE20c23cF4f825f0542E64429151a25998e6cC249	ACTIVE
#053	0xf47Bd3f70db0056381B14008581919ACba74b04B	ACTIVE
#054	0x6740d4E87ea493B5c7aCFa8de67F138750B27A8F	ACTIVE
#055	0xB145232d1c72705f153533CDe16A1ea64bE32652	ACTIVE
#056	0xe6a068B354a0ABCcf6a3cc6c2058aA712DCd30aE	ACTIVE
#057	0x57EABF685142263C40a4D2bE6d3f4F0470F1d4Ba	ACTIVE
#058	0xdB5b4BF0DD809d6dD1854f98E1077b0E6B5ddA3D	ACTIVE
#059	0x149ab2588f3fA687CC8e1C9178331e88B968C638	ACTIVE
#060	0x0Fd1E7B151e8360C690F32C372Ea990bfCf4570C	ACTIVE
#061	0x6f860A4ed8f2755B3D440072A5B562b0878ccb4F	ACTIVE
#062	0xd1C3d5F0BeE7662CFB63A758d74da9c946f8064b	ACTIVE
#063	0x141A4760207fCA840acF4b4cc18285E98f7b26b5	ACTIVE
#064	0x471b50640F8e086B208dC842e058D0dE70010798	ACTIVE
#065	0xb27D1F98A0556581CD6FB07DBFd03eB42d1A1005	ACTIVE
#066	0x901C6FaCA9143879E675340F21bc59D1604F6afD	ACTIVE
#067	0xCcB6939c862d177F1e163f1Be96Be92936a2032d	ACTIVE
#068	0x03b63ab40dfBE4D55651F06FEbF1048711f5b318	ACTIVE
#069	0x7311dbc55A6e30c02719E7B629d1B584Efb332D7	ACTIVE
#070	0xD6A6839af774c8974E4cBBCe1B71eE3bF0378cD7	ACTIVE
#071	0xbf9610024466E9d31CAA8628cE136E26Ecb934E4	ACTIVE
#072	0x5c007B25C2d3a0dD4F9dF4a4aa5D7ea8F90d5499	ACTIVE
#073	0xd08a80Cb814A041b2038221D575444115E173ACA	ACTIVE
#074	0xFAb55595a3d9aD9d8AA13a76BB8F75b8008A5a47	ACTIVE
#075	0x49844544BcA422ad7a2400EBA30609fD6861ABD3	ACTIVE
#076	0xC15D8619008B809677C4A7d7f03c87aA8aD9803e	ACTIVE
#077	0xc41bB5777EE8b49cFD948A762d160221bF048a2D	ACTIVE
#078	0x7a739d3a6732ceAD93757343F2A2F1eF71259eCB	ACTIVE
#079	0xd9a28D2f361b262c74ffe9a81B97a4F09f5E83B9	ACTIVE
#080	0xCb9CA8088b64BF282aFc92862efF2dC1b9C1615d	ACTIVE
#081	0x3bE593b30D0990b816f1a7B6fD3b1842A937DF7A	ACTIVE
#082	0xa49710487Abb54032F6C1Cf92aEC48a633F616bF	ACTIVE
#083	0x6cf5f42aec7AF5184372a44396B64F3147a6356E	ACTIVE
#084	0xcbb53ffB859523fd337b8ed500743366b100A294	ACTIVE
#085	0xA40393CB5b1C68998135b6d515A105132eD1DaE8	ACTIVE
#086	0x84efd179f8613A62a5c3064649925067c6B2840A	ACTIVE
#087	0x15f11d6841D99e0Fcd20F29d1aF2e7bD72ADFD8f	ACTIVE
#088	0x0ad18B118679b5F5087c102ED1dB4b17C0bc7EC0	ACTIVE
#089	0x00EA44001518B49Ed8751a87282FfC76f2cF6a22	ACTIVE
#090	0x67752f7dFd05aB8354cB3326cC58ac4017190363	ACTIVE
#091	0x6Bc1dE61C226e95389e9384EB40Bd53e076dF33d	ACTIVE
#092	0x81BD60DaeA61E9670E0F7974b264a1746C68FF1f	ACTIVE
#093	0xfA6852463452F13BE15624d505F3Ac2b9CD021B9	ACTIVE
#094	0xd8c29beFA88F2AD2887a200646bB7CD03A7E22b6	ACTIVE
#095	0x58797f52552B770543Cb9421524B7D02471385C9	ACTIVE
#096	0xE2c1C1B8F9cdb97bCb6328FA874A61Fdd86f2344	ACTIVE
#097	0xF9b253CFBe518A9f485dC09EA4a533059fcb5F6a	ACTIVE
#098	0x05593A654A323983c45Daba491E0869E7D6D7987	ACTIVE
#099	0xEB5FE6BcB7e38097cD947d56CD6CF93a8D5e47e0	ACTIVE
#100	0xffEdb8c3aB9FCE9B4d3ecfB24db4065e708A6270	ACTIVE
#101	0x4624c536f64eE573e2B83a5C229d85270DD1003c	ACTIVE
#102	0x20BB3833EDcb1bac357CE5205aEdC1DD9d5f642A	ACTIVE
#103	0xA6DBf3102eB8054093D7F774f2ECA81C3B0325b0	ACTIVE
#104	0x3d78AC5712cA1EF7C1D550C436fAF4A80c1C294E	ACTIVE
#105	0x5b55Dc85d0d3B410B4CDE76E52d770cdaf16a259	ACTIVE
#106	0xBdc54BA2E44C16787F272d588C5F720C3b464057	ACTIVE
#107	0xeb3E41fEC52528bC4431b1A988Df6ca522c784d3	ACTIVE
#108	0x99485bbE65FA9F7BdB7F74Ce79D5A7f208673f9b	ACTIVE
#109	0xaa7d89aD6873736A001DD359F8aB2D17e2432C9b	ACTIVE
#110	0xbc3852A24C6Eb5928f420A47ac79C4C92E10C5aa	ACTIVE
#111	0x7e39D2272B7A721325195cd77Ad9e40601d0D360	ACTIVE
#112	0x03eeb57cd7257DE8A8f6be6eCc91Bc21bcD471a8	ACTIVE
#113	0x38a242b3f91f6AF5FB46FD754b06167329339164	ACTIVE
#114	0x154E6eE7a87DDc53DE1dd3C094D8a48b5a91B0b6	ACTIVE
#115	0xc1C3dDcA0c47c58f1D5F9A7690C810b412E20F4b	ACTIVE
#116	0x5E0e570A3Dc8d13D4ce7e150E97244aE738F8998	ACTIVE
#117	0xbb53f89b9C04372EC470f150eA80619e17aAF273	ACTIVE
#118	0x1F9073CfeB61feC139aFcE0E7768892386743071	ACTIVE
#119	0x0814428042348E2aDf896B9CB9C52Bd2F9B7D66B	ACTIVE
#120	0xc67DEfC1614755771ae5e733E246A6515E3e74C1	ACTIVE
#121	0x3040927f9A72FBAD08D5E94A0FE25c75906CDE8f	ACTIVE
#122	0x6E5299B11ad290992AEbA18F335a12D5f1d4faF4	ACTIVE
#123	0x44292C564ECFAD16cf3f5515cDf160e15972e5E6	ACTIVE
#124	0xc8EbCa1b34263652358be099745518e4fb81F9C8	ACTIVE
#125	0x7bF9c732F30e8E00c3861463805A89bDDdD45C8D	ACTIVE
#126	0x7ed04cE0A98D4d6477c50a881202E80c0be22767	ACTIVE
#127	0x0ca902Bd31bC789BbD12722C7680C0cA6fc7Bb18	ACTIVE
#128	0x2C1888a7121E78B53B20ac925BE0bA4721CDFaa9	ACTIVE
#129	0x12fe47AD38831087eD9879c84912B2F58d24d296	ACTIVE
#130	0x9415DfC52901389368E906C637f37f3863eF9995	ACTIVE
#131	0xA5147b2388e7Ee88fAa3E569cB95A79cB0dFB4b6	ACTIVE
#132	0x8f40aB434e84B7491b4FD6651bd1DbEe8Dac4b05	ACTIVE
#133	0x9084a675e8011dE0c96D278578B1b635FD86C72A	ACTIVE
#134	0x9Cb741AFc51FcEe584EE7FD4E24a1A4a75685e29	ACTIVE
#135	0x7268D18ad5821fF7e9EA7F7b2E216B6D304c40e5	ACTIVE
#136	0x925A4F05DA1C37E250dDA38B60E40B92fa41c15A	ACTIVE
#137	0x27e46349f2922650ab4E2F5FCEefA4122ED7FA9c	ACTIVE
#138	0x36cE80aE1eC687F438871A430c4e1e10DEC8f539	ACTIVE
#139	0x99b386966B89F24Ba173e136A713320C506e02eE	ACTIVE
#140	0xF6479b6241C27acE1A5D2189C2C2273F312Fa0D3	ACTIVE
#141	0x8cE3374736f0e32aE4709196119557Db2266fEd5	ACTIVE
#142	0xD528E97139AC1Ac12e43e3a97894591A1cE456B1	ACTIVE
#143	0x4796B70FcE9B5637F7f7D347E58bAf32e7104af0	ACTIVE
#144	0x5aD286847b8AF658C844308ECD84B5b21733E1E2	ACTIVE
#145	0x3710Ffe42cB7E878c4D1e42f1061998f126Ebfa0	ACTIVE
#146	0xEC556c06003436cA601a821e4c62928ca493A865	ACTIVE
#147	0xb8B81C0Bddbb0b0466913cdD77547AE260D4baC6	ACTIVE
#148	0x10D5FDcD2f8e157E2303c627A3853ff18D04D950	ACTIVE
#149	0x59430F5Bafb35f0280cFf675036b456e9AAbFfa7	ACTIVE
#150	0xB6652e4BD93783447C3CEF646253e762Ae35d615	ACTIVE
#151	0xbe4f136d3e5033438D79cEe6527a470D6f67A74e	ACTIVE
#152	0xD2b0BB02aDA1C737B72fab644f1B0d70A25b0bA2	ACTIVE
#153	0xeDE2fa3812785929b6f97cA48Db0078038E9bBDE	ACTIVE
#154	0x428a8Dd25b96C03b0c2e321bA0D753c8aF47965A	ACTIVE
#155	0x701a65760C111fb3568B6C1436133B4F3630478c	ACTIVE
#156	0xDa8739F08bbEFB2AFEbC49B401dA0eaBa70735e8	ACTIVE
#157	0x27a2169151Ec8B997ea0b448fCd947665d49d8a4	ACTIVE
#158	0xE4BA6B8DD0E8215C9dcE008892aFBC3DAf245DCc	ACTIVE
#159	0x6504975644706f2700E1b40dd10C3f5e89723364	ACTIVE
#160	0x1e8cbFfC029825436D8390F0fD23bcbCbEeF9006	ACTIVE
#161	0x1E3ddf480544b8dB9857E90b09961788bf05E559	ACTIVE
#162	0x2c22A96d55131aCF94EE28B1e7d5cb266Ec787B7	ACTIVE
#163	0x47122107A43Ed797D618e82C3404b71e6f121176	ACTIVE
#164	0x79714Cf46cF323D2ca248Ea190cA5cB6C21243F5	ACTIVE
#165	0xc9D89600e4A322933FE1a7160ec4FeF20513D831	ACTIVE
#166	0x72802D1E6606A5911eeB31746E14D2a7478D531D	ACTIVE
#167	0x62e8A36Aa35cE05F339bA3822755Cf9Daf1aFb9D	ACTIVE
#168	0xa7909b684725a05F2fAAD716ee7Cd912B07486d9	ACTIVE
#169	0xF5bdbb9bA985eb56116c3717D587357f1AD281f5	ACTIVE
#170	0x2080535eB5FfDC1BbE2c79C59f34546924c10bF4	ACTIVE
#171	0x857bD64C290fD3d3996a7Fb71C96E6d1EA2Fc86E	ACTIVE
#172	0x020258120379178466cbef1Ac4EbEDECfEd67A72	ACTIVE
#173	0x1038924d5997A4670577EC32FCE12EB5Ff8c29B7	ACTIVE
#174	0x15CECe28147B777afC768ED28DB99042D5aE44fD	ACTIVE
#175	0xf79c427F9eeaE9A22D7B07aA5e303d0735B708C4	ACTIVE
#176	0xbD0b7Ce93d1D14b6caE5f36318b807e0AAD2Adcc	ACTIVE
#177	0xFdA14dE1A3574CcFcf90FA8c8721B1f36BaB225B	ACTIVE
#178	0xadE8c74635A04B4cfaf252Ef48Ddc33582cA17E0	ACTIVE
#179	0x497686C19c47a7A3974CAee7494014B41ea0772b	ACTIVE
#180	0xfE3E3615D66c9F043E7049a9E9cca8D4442611FD	ACTIVE
#181	0x6b85473203C116d39a343f98F2b77ca31BBa9B06	ACTIVE
#182	0x71cA23DD80C1EC6017A33Bfc2A6B7865c670854E	ACTIVE
#183	0x16E8D760e5b4cEF47E84521124C32D8ccFc6123A	ACTIVE
#184	0xBc907085539EC0D60ecB92600eDd7d497860d73D	ACTIVE
#185	0x10F39ded9161DC1154779325bd320bB3E62bAA88	ACTIVE
#186	0xBFc60E8F096DF385D92893B2bcC62Ea41D89b38f	ACTIVE
#187	0x8d8C2A17cED8E424aBe97666685606b8B1788fd2	ACTIVE
#188	0x0fb8a7b805a0B9D0BFB6d9d642daD0F793Daac31	ACTIVE
#189	0x50dcdE0BDD5E485420db54c9711A608Eb789a34F	ACTIVE
#190	0x6f5DD5904b0a9d7D6eB65544e0c4279a2E599383	ACTIVE
#191	0xEB0fa0CfEF2c386B16b0339Fdd3c813c2F81Cb15	ACTIVE
#192	0xd8ae0D0663fb540624b2dcA1Cc8316689c5E016C	ACTIVE
#193	0x8DbB985Ec356fb28bEa91899Ca931F051d21E779	ACTIVE
#194	0xD72BAF5825D3301f7882B6b4A371dB6ebDF91d38	ACTIVE
#195	0x7849a535B9E83ae01093fd9Fb9171715A60faEC4	ACTIVE
#196	0xb3Af8a5843fF2a76e3d8bDaBA37247eD4F6c0063	ACTIVE
#197	0xe021813068Fe2E1252f3554d709A94c6D4D2c4AA	ACTIVE
#198	0x7EE46D689B5F994dcbD58AA802D2EbA060398896	ACTIVE
#199	0xCD0b19D7787a098Abdb9D8b4b860151AA2C6B7cA	ACTIVE
#200	0x38782a337ee74BA98fe327736569548d1830D207	ACTIVE

💰 Machine-to-Machine Commerce (x402 v2 on Base)

Standards-compliant x402 v2 paywall. Autonomous AI agents pay $0.01 USDC (1 cent) per deep-dive contract audit using EIP-712 transfer authorizations with zero platform fee overhead.

GET https://julie.freysa.dev/api/audit?contract=0x...
HTTP/1.1 402 Payment Required
PAYMENT-REQUIRED: <base64 x402 v2 envelope>
accepts[0]: exact · eip155:8453 · USDC · $0.01 · payTo 0x75F05Da87cDFf3f6bAcAc3C07CD49F1D7dC7b20C

⚡ Developer Quickstart: 1-Click Client Integration Snippets (Python & Node.js) Click to Collapse ▴

🐍 Download Python Client (.py) 📦 Download Node.js Client (.js)

🤖 1-Click MCP Config (Claude Desktop & Cursor AI)

{
  "mcpServers": {
    "julie-security": {
      "url": "https://julie.freysa.dev/mcp"
    }
  }
}

🐍 Python (requests + web3.py)

import base64, json, requests
from web3 import Web3
from eth_account import Account
from eth_account.messages import encode_typed_data

API_URL = "https://julie.freysa.dev/api/audit"
TARGET = "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"

# 1. Probe for x402 challenge
resp = requests.get(f"https://julie.freysa.dev/api/audit?contract=" + TARGET)
if resp.status_code == 402:
    challenge = json.loads(base64.b64decode(resp.headers['payment-required']).decode())
    accepts = challenge['accepts'][0] # payTo: 0x75F05Da87cDFf3f6bAcAc3C07CD49F1D7dC7b20C, amount: 10000 (0.01 USDC)
    
    # 2. Sign EIP-712 payment with your bot wallet and retry with PAYMENT-SIGNATURE header

📦 Node.js (ethers.js v6 + axios)

const axios = require('axios');
const ethers = require('ethers');

const API_URL = "https://julie.freysa.dev/api/audit";
const TARGET = "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913";

// 1. Probe for x402 challenge
const probe = await axios.get(API_URL + '?contract=' + TARGET, { validateStatus: s => s === 402 || s === 200 });
if (probe.status === 402) {
    const rawB64 = probe.headers['payment-required'];
    const challenge = JSON.parse(Buffer.from(rawB64, 'base64').toString('utf8'));
    // 2. Sign EIP-712 permit and retry with headers: { 'PAYMENT-SIGNATURE': paymentHeader }
}