{"data":{"slug":"tarnak-x402-toolkit","name":"Tarnak x402 Toolkit","description":"Keyless pay-per-call APIs for AI agents on Base mainnet. Token risk/rug verdicts, Base gas, x402 service directory, live GPU rental prices and a decision-ready GPU cost report ($0.10): cheapest/recommended offer, price spread, cost scenarios, 7-day history and a rent/caution/hold call. USDC via x402 v2, no API key or account. Free report preview at /v1/gpu/report?model=A100&hours=24&preview=1.","base_url":"https://api.capousd-student-tools.me","website_url":"https://api.capousd-student-tools.me/","category":"Data","endpoint_count":12,"min_price_usd":0.001,"uptime_24h":100,"source":"submitted","status":"online","verified":false,"verified_until":null,"payment_ready":true,"payment_ready_until":"2026-11-11T20:47:01.836Z","last_success_at":"2026-11-04T20:47:01.836Z","consecutive_failures":0,"check_interval_minutes":15,"last_checked_at":"2026-11-04T20:47:01.836Z","created_at":"2026-11-04T17:34:50.023Z","uptime":{"24h":100,"7d":100,"30d":100,"90d":100,"coverage":{"24h":{"daysCovered":1,"checkCount":10},"7d":{"daysCovered":1,"checkCount":10},"30d":{"daysCovered":1,"checkCount":10},"90d":{"daysCovered":1,"checkCount":10}}},"avg_response_time_ms":199,"total_checks":13,"networks":["BSE"],"networks_caip2":["eip155:8453"],"asset":"USDC","endpoints":[{"id":"5659330c-f91c-4b68-8d53-043ee53895eb","method":"POST","path":"/v1/extract","description":"Turn a URL or raw HTML into clean markdown, title and meta for LLM ingestion.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.713Z","variable_amount":false,"min_price_usd":0.004,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"4000","price_usd":"0.0040000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"fdd7ba16-b5ab-445d-92ba-982e180ba2c8","method":"GET","path":"/v1/gas","description":"Get the current gas price on Base mainnet: base fee, priority fee and suggested max fee in gwei from a live RPC. Use when an agent needs a Base gas estimate before sending a transaction. $0.002 per call in USDC on Base via x402, no API key.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.731Z","variable_amount":false,"min_price_usd":0.002,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"2000","price_usd":"0.0020000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"fc60f3c9-9d14-469d-abeb-4277323c4980","method":"GET","path":"/v1/gpu/prices","description":"Compare GPU rental prices and find the cheapest H100, A100 or RTX rental per hour: a GPU rental comparison across DePIN networks covering decentralized GPU rental, H100 vs A100 cost, GPU cloud pricing and AI compute cost per hour. Use before renting AI compute or choosing the cheapest A100/H100. GET ?model=A100 (or H100), no API key. $0.01 per call in USDC on Base via x402.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.808Z","variable_amount":false,"min_price_usd":0.01,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"10000","price_usd":"0.0100000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"e799c97a-3b22-43e5-9c76-cceb781e45af","method":"GET","path":"/v1/gpu/report","description":"Decision-ready GPU rental cost report for 24-720 GPU-hours. Avoid paying $30 more for a 24h H100 rental. Compare spreads, uptime, and get a rent/hold decision. Returns cheapest and recommended A100/H100/RTX offers, price spread, estimated cost at your hours, 7-day history and a rent/don't-rent call - not just a price list. GET ?model=A100&hours=24, optional compare=H100 and format=markdown; $0.10 per call in USDC on Base via x402, no API key.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.801Z","variable_amount":false,"min_price_usd":0.1,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"100000","price_usd":"0.1000000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"e99b8009-69e3-4a01-9164-bd92d07c9615","method":"GET","path":"/v1/markdown","description":"URL to markdown: fetch a public URL (or raw HTML) and convert it to clean markdown, title and meta for LLM ingestion, RAG pipelines and agent browsing. GET with ?url= so an agent can call it mid-task without a request body. $0.004 per call in USDC on Base via x402, no API key.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.817Z","variable_amount":false,"min_price_usd":0.004,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"4000","price_usd":"0.0040000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"0786fbf6-7380-4638-952b-94fe567a62e7","method":"GET","path":"/v1/providers/rank","description":"Compare DePIN compute providers and DePIN compute cost: a GPU provider comparison ranking H100/A100/RTX rental providers by uptime, price and network. Use when choosing a reliable DePIN GPU provider or comparing decentralized GPU rental options; for latency-sensitive placement, compare provider uptime and network before renting. $0.01 per call in USDC on Base via x402, no API key.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.744Z","variable_amount":false,"min_price_usd":0.01,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"10000","price_usd":"0.0100000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"a8e640e1-f2bb-4418-8876-bb574e145f32","method":"POST","path":"/v1/repair","description":"Repair and validate malformed JSON from LLM output; return the parsed value.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.769Z","variable_amount":false,"min_price_usd":0.005,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"5000","price_usd":"0.0050000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"c155e652-bc63-40b8-9eb7-70af028c6f8b","method":"GET","path":"/v1/services","description":"Find x402-payable DePIN and data services by task: an x402 service directory to list DePIN services and agent-buyable APIs with price, network and category. Use when an agent needs a service catalog or a cheaper data source. $0.002 per call in USDC on Base via x402, no API key.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.783Z","variable_amount":false,"min_price_usd":0.002,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"2000","price_usd":"0.0020000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"44da2cfa-c2f3-43be-ae20-ab08552db2f8","method":"POST","path":"/v1/text","description":"Text statistics, keyword extraction, sentiment and chunk count for RAG pipelines.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.776Z","variable_amount":false,"min_price_usd":0.003,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"3000","price_usd":"0.0030000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"1a25170c-f17e-4fa1-a25c-26f079884495","method":"GET","path":"/v1/token/risk","description":"Focused rug-pull and honeypot risk report for a token contract: is it a honeypot, can holders sell, mintable/hidden owner flags, buy and sell tax, top-10 holder concentration, blockers and warnings. No API key, no account. $0.004 per call in USDC on Base via x402 (eip155:8453).","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.753Z","variable_amount":false,"min_price_usd":0.004,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"4000","price_usd":"0.0040000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"5fb18a78-92f0-44fd-99c9-9a3a9e074267","method":"GET","path":"/v1/token/verdict","description":"Should your agent buy this token? Keyless token risk verdict: honeypot check, mintable, hidden owner, buy/sell tax, top-10 holder concentration (GoPlus) plus price, liquidity and 24h volume (DexScreener) -> avoid|caution|ok|unknown. Rug-check a memecoin or new token before trading it. Free sample: GET /v1/token/verdict/free (10 calls per IP per day). $0.02 per call in USDC on Base via x402 (eip155:8453).","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.792Z","variable_amount":false,"min_price_usd":0.02,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"20000","price_usd":"0.0200000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"149582d4-1652-468c-8220-4bf92eca86cd","method":"GET","path":"/v1/util/hash","description":"sha256 hash, slugify, base64 and uuid generation for one string.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-11-04T17:34:50.023Z","last_seen_at":"2026-11-04T20:47:01.761Z","variable_amount":false,"min_price_usd":0.001,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"1000","price_usd":"0.0010000000","pay_to":"0x515093899dCC7Acc6d24fe543EE017a5c25695C9","max_timeout_seconds":300}],"pay_to_divergence":null}],"pay_to_changes":[],"assessment":{"updated_at":"2026-11-04T17:43:12.028Z","input_hash":"a66b0984ef4a05c3eb77a1006f8656f7b2ae047fa22dddf956fb6cab3466b969","model_id":null,"prompt_version":null,"reliability":{"uptime":{"24h":null,"7d":null,"30d":null,"90d":null},"response_p95_ms":212,"avg_response_ms":212,"last_checked_at":"2026-11-04T17:35:02.717Z","consecutive_failures":-1,"total_checks":1},"compliance":{"grade":"A","passed":14,"total":14,"checks":[{"id":"payload_captured","label":"402 payload captured","pass":true},{"id":"accepts_present","label":"accepts[] array present","pass":true},{"id":"payto_recoverable","label":"payTo address recoverable","pass":true},{"id":"payto_conformant","label":"payTo at accepts[0].payTo (conformant shape)","pass":true},{"id":"payto_shape","label":"payTo is a valid on-chain address","pass":true},{"id":"price_present","label":"atomic price declared","pass":true},{"id":"price_sane","label":"atomic price in a sane range","pass":true},{"id":"asset_declared","label":"asset (token) address declared","pass":true},{"id":"network_caip2","label":"network resolves to CAIP-2","pass":true},{"id":"scheme_declared","label":"payment scheme declared","pass":true},{"id":"transport_https","label":"served over HTTPS","pass":true},{"id":"x402_version_current","label":"declares the current x402 version (2)","pass":true},{"id":"eip712_domain_extra","label":"EIP-712 domain parameters present on every EVM entry","pass":true},{"id":"version_channel_coherent","label":"x402 v2 envelope delivered in the payment-required header","pass":true}],"pay_to_source":"payTo","pay_to_location":"accept","staleness":{"probe_failing":false,"last_success_at":"2026-11-04T20:47:01.836Z","envelope_captured_at":"2026-11-04T17:35:02.717Z"}},"site":{"homepage":true,"openapi":true,"pricing":false,"llms_txt":false,"robots":true,"terms":false,"checked_at":"2026-11-04T17:43:09.177Z"},"domain":{"age_days":null,"registrar":null,"free_host":false,"created_date":null,"checked_at":"2026-11-04T17:43:11.948Z"},"economics":{"price_usd":0.001,"price_atomic":"1000","model":"tiered","category_percentile":9,"stability":0,"price_max_usd":0.1,"category_percentile_max":71,"endpoint_count":12,"distinct_price_count":8},"risk":{"level":"clean","flags":[]},"synthesis":null,"traction":null}},"provenance":{"license":"CC-BY-4.0","attribution_required":true,"attribution":"Data: x402-list.com (CC BY 4.0)","cite_as":"https://x402-list.com/services/tarnak-x402-toolkit","source":"https://x402-list.com"}}