| Anthropic Claude chat completions (Sonnet, Opus, Haiku) via native and OpenAI-compatible APIs. | tempo.xyz | ai | - | certified |
| Grok xAI models — chat, web/X search, code execution, image generation/editing, and text-to-speech. | paywithlocus.com | ai | - | certified |
| Perplexity AI-powered search — Sonar chat with real-time web grounding, web search, and embeddings. | paywithlocus.com | ai | - | certified |
| Diffbot NL Natural language processing — NER, sentiment, facts, summarization. | paywithlocus.com | ai | - | certified |
| Groq Ultra-fast LLM inference — Llama 3.3, DeepSeek R1, Gemma 2, GPT-OSS, Qwen, Whisper, and PlayAI TTS. OpenAI-compatible API with industry-leading speed. | paywithlocus.com | ai | $0.005 | certified |
| Mistral AI Premier and open-source LLMs — Mistral Large, Medium, Small, Codestral, Magistral reasoning, Pixtral vision, text embeddings, and content moderation. | paywithlocus.com | ai | $0.007 | certified |
| Stability AI Generative AI platform for images, 3D models, and audio — text-to-image, editing, upscaling, and more. | paywithlocus.com | ai | $0.119222 | certified |
| OpenRouter Unified API for 100+ LLMs with live per-model pricing. | tempo.xyz | ai | - | certified |
| Replicate Run thousands of open-source AI models via API — image generation, language models, speech recognition, video, and more. Pay only for what you use. | paywithlocus.com | ai | $0.003667 | certified |
| fal.ai Image, video, and audio generation with 600+ models (Flux, SD, Recraft, Grok). | tempo.xyz | ai | $0.068 | certified |
| AgentMail Email inboxes for AI agents. | agentmail.to | ai | $1.007857 | certified |
| Mathpix OCR for math, science, and documents — extract LaTeX, MathML, and Mathpix Markdown from images and handwriting. | paywithlocus.com | ai | $0.009 | certified |
| Suno AI music generation — create full songs, generate lyrics, and build custom music tracks with state-of-the-art AI models. Supports custom styles, vocals, and instrumental modes. | paywithlocus.com | ai | $0.035 | certified |
| StablePhone AI phone calls, dedicated phone numbers, and iMessage/FaceTime lookup — pay per request. | stablephone.dev | ai | $8.8975 | certified |
| StableStudio Pay-per-generation AI image and video creation — Nano Banana, GPT Image, Grok, Flux, Sora, Veo, Seedance, and Wan. | stablestudio.dev | ai | $0.036 | certified |
| Papercut Postcards penned by your agent. Let your agent roast and send you a digital or physical postcard. | papercut.lol | ai | - | certified |
| OpenAI Chat completions, embeddings, image generation, and audio with model-tier pricing. | tempo.xyz | ai | $0.020025 | listed |
| DeepSeek Frontier AI models — DeepSeek-V3 for fast chat and code, DeepSeek-R1 for deep chain-of-thought reasoning. OpenAI-compatible API format. Among the most capable and cost-efficient models available. | paywithlocus.com | ai | $0.003 | listed |
| Unknown Wallets Insights — an agent-callable wallets insights service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call. | vercel.app | ai | $0.01 | listed |
| Assets API Signal Assets — an agent-callable signal assets service, payable over x402 (USDC on Base). Provided via Apify. | messari.io | ai | - | listed |
| Base Mainnet API Base Mainnet — an agent-callable base mainnet service, payable over x402 (USDC on Base). Provided via x402.quicknode.com. | quicknode.com | ai | - | listed |
| Details API Assets Details — an agent-callable assets details service, payable over x402 (USDC on Base). Provided via Apify. | messari.io | ai | - | listed |
| Ethereum Mainnet API Ethereum Mainnet — an agent-callable ethereum mainnet service, payable over x402 (USDC on Base). Provided via x402.quicknode.com. | quicknode.com | ai | - | listed |
| Feed API News Feed — an agent-callable news feed service, payable over x402 (USDC on Base). Provided via Apify. | messari.io | ai | - | listed |
| Roi API Assets Roi — an agent-callable assets roi service, payable over x402 (USDC on Base). Provided via Apify. | messari.io | ai | - | listed |
| Solana Mainnet API Solana Mainnet — an agent-callable solana mainnet service, payable over x402 (USDC on Base). Provided via x402.quicknode.com. | quicknode.com | ai | - | listed |
| Extract content from specific URLs Extract content from specific URLs | toolkit.dev | ai | $0.05 | listed |
| tip.md - Send USDC tips on base via x402 payment protocol with CDP disbursement tip.md - Send USDC tips on base via x402 payment protocol with CDP disbursement | tip.md | ai | $0.10 | listed |
| Add a new memory. This method is called every time the user informs anything about themselves, their preferences, or anything that has any relevant information which can be useful in the future conver Add a new memory. This method is called every time the user informs anything about themselves, their preferences, or anything that has any relevant information which can be useful in the future conversation. This can also be called when the user asks you to remember something. | toolkit.dev | ai | $0.01 | listed |
| Create a Solana associated token account (ATA) for a given wallet and SPL mint so it can hold that t Create a Solana associated token account (ATA) for a given wallet and SPL mint so it can hold that token. Typical use: prepare a wallet to receive USDC or other SPL tokens before sending funds. Cost: $0.30 USDC. Without payment: checks via RPC whether the ATA already exists; if it does, returns 400 and no payment is needed. For paid calls, if the ATA cannot be created or is found to already exist at execution time, the server attempts to refund the full payment. | x402factory.ai | ai | $0.30 | listed |
| Processed transactions that touch specified accounts or programs before finalization. Processed transactions that touch specified accounts or programs before finalization. | atomicstream.net | ai | $3.00 | listed |
| Scan Aave V3 + Moonwell on Base for positions with health factor < 1.5. Returns accounts, collateral/debt, estimated liquidation bonus. Essential for liquidation bots. Scan Aave V3 + Moonwell on Base for positions with health factor < 1.5. Returns accounts, collateral/debt, estimated liquidation bonus. Essential for liquidation bots. | httpay.xyz | ai | $0.02 | listed |
| Trivia Question Generator Paid x402 endpoint for generating AI-powered trivia questions. | vercel.app | ai | $1.25 | listed |
| Access a list of tokens gaining real-time momentum based on aggregated market signals, user activity Access a list of tokens gaining real-time momentum based on aggregated market signals, user activity, and on-chain metrics. Ideal for surfacing high-velocity assets across tracked chains. | lokyai.com | ai | $0.0001 | listed |
| Get the news about a topic by keyword, delivering the most recent 20 headlines. Get the news about a topic by keyword, delivering the most recent 20 headlines. | itsgloria.ai | ai | $0.05 | listed |
| Buy a pixel! Place — an agent-callable place service, payable over x402 (USDC on Base). Provided via xplace.dev. Priced around 0.01 USD per call. | xplace.dev | ai | $0.01 | listed |
| High-velocity DEX liquidity changes detecting significant market moves. (with AI analysis) High-velocity DEX liquidity changes detecting significant market moves. (with AI analysis) | emc2ai.io | ai | $0.75 | listed |
| Leaderboard of top trader wallets with buy/sell flow analysis and accumulation patterns. (with AI analysis) Leaderboard of top trader wallets with buy/sell flow analysis and accumulation patterns. (with AI analysis) | emc2ai.io | ai | $1.00 | listed |
| Mint 1000 x402pay tokens by paying 1 USDC Mint 1000 x402pay tokens by paying 1 USDC | x402pay.org | ai | $1.00 | listed |
| Pre-swap MEV sandwich risk scoring. Params: ?tokenIn=0x...&tokenOut=0x...&amountUsd=1000&dex=uniswap. Returns riskScore 0-100, verdict LOW/MEDIUM/HIGH, and mitigation factors. Uses GoPlus + DexScreene Pre-swap MEV sandwich risk scoring. Params: ?tokenIn=0x...&tokenOut=0x...&amountUsd=1000&dex=uniswap. Returns riskScore 0-100, verdict LOW/MEDIUM/HIGH, and mitigation factors. Uses GoPlus + DexScreener. | httpay.xyz | ai | $0.01 | listed |
| Test payment #4 - Agent service Test payment #4 - Agent service | clawpay.ai | ai | $0.01 | listed |
| 1 USDC on base Cid Bafkreie6t4rl5jij2vyxp4hp4gkpqexnklavf3p43zet23sj4b6eybuaca — an agent-callable cid bafkreie6t4rl5jij2vyxp4hp4gkpqexnklavf3p43zet23sj4b6eybuaca service, payable over x402 (USDC on Base). Provided via gateway.grapevine.fyi. Priced around 1 USD per call. | grapevine.fyi | ai | $1.00 | listed |
| Advanced Gas Tracker For Base API Advanced Gas Tracker for Base — historical gas analysis with 1h/6h/24h averages, percentiles (P25/P50/P75/P95), min/max, trend detection (rising/falling/stable), and best time to transact prediction. Supports ?chain=base&hours=24&demo=true. | httpay.xyz | ai | $0.005 | listed |
| Compare bridge routes & costs for Base: Across, Stargate, official Base Bridge. Returns routes sorted by cost. Params: ?from=ethereum&to=base&token=USDC&amount=1000 Compare bridge routes & costs for Base: Across, Stargate, official Base Bridge. Returns routes sorted by cost. Params: ?from=ethereum&to=base&token=USDC&amount=1000 | httpay.xyz | ai | $0.02 | listed |
| Create a Solana associated token account (ATA) for a given wallet and SPL mint so it can hold that t Create a Solana associated token account (ATA) for a given wallet and SPL mint so it can hold that token. Typical use: prepare a wallet to receive USDC or other SPL tokens before sending funds. Cost: 0.4 USDC per call. The endpoint checks via RPC whether the ATA already exists; if it does, discovery returns an error and no payment is needed. For paid calls, if the ATA cannot be created or is found to already exist at execution time, the server attempts to refund the 0.4 USDC payment. | x402factory.ai | ai | $0.40 | listed |
| High-velocity DEX liquidity changes detecting significant market moves. High-velocity DEX liquidity changes detecting significant market moves. | emc2ai.io | ai | $0.60 | listed |
| Latest Zora Launchpad token deployments with deployer intel (Base only). (with AI analysis) Latest Zora Launchpad token deployments with deployer intel (Base only). (with AI analysis) | emc2ai.io | ai | $0.75 | listed |
| Lending Liquidation Sentinel API Lending Liquidation Sentinel — finds Aave V3 positions on Base close to liquidation. Returns positions with health factor below threshold, with collateral/debt breakdown and estimated liquidation profit. Supports ?protocol=aave&chain=base&threshold=1.1&demo=true. | httpay.xyz | ai | $0.01 | listed |
| Literature API Literature — an agent-callable literature service, payable over x402 (USDC on Base). Provided via Apify. | aubr.ai | ai | - | listed |
| Multi-chain investment report with bonding curves, liquidity, and whale intel. (with AI analysis) Multi-chain investment report with bonding curves, liquidity, and whale intel. (with AI analysis) | emc2ai.io | ai | $1.15 | listed |