{
  "id": 15548127,
  "title": "Hermes Micro-Agent: Pay-Per-Call API for AI Agents on Base (x402)",
  "url": "https://urgent.news/2026/10/19/hermes-micro-agent-pay-per-call-api-for-ai-agents-on-base-x402",
  "topic": "ai",
  "section": "AI",
  "published": "2026-10-19T03:02:39.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/reggiebro/hermes-micro-agent-pay-per-call-api-for-ai-agents-on-base-x402-3m07"
  },
  "original_language": "en",
  "account": "Hermes Micro-Agent is an innovative pay-per-call API designed for AI agents that require specific tasks to be completed. This service allows AI agents to execute tasks without the need for an account, API key, or invoice. The Micro-Agent operates by accepting USDC on the Base network, providing a seamless and cost-effective solution for AI agents to obtain the desired outcomes.\n\nThe Micro-Agent offers a single HTTP endpoint for executing 20 different tasks, with prices ranging from $0.10 to $0.25 per call. These tasks are categorized into three groups: Text, Code, and Data. Some examples of text tasks include summarizing, extracting keywords, translating, and proofreading. Code-related tasks encompass code linting, explaining, refactoring, reviewing, and debugging in Python. Data tasks involve operations like JSON minification, querying, converting CSV to JSON, hashing, and base64 encoding.\n\nTo initiate a task, an AI agent must make a POST request to the \"/task\" endpoint, providing the desired task and prompt. In the event of insufficient payment, the API returns a \"402 Payment Required\" response, including the address and price for the requested task. Once the payment is made using USDC on the Base network, the agent must retry the request with the transaction hash. The payment is verified on-chain before the task is executed, ensuring that only verified claims result in the completion of the task.\n\nThe pricing structure for the Hermes Micro-Agent is designed to ensure that the cost of the sub-task does not exceed the value it adds. This balance allows agents to perform multiple tasks within a single run while still being paid for their work. The service is currently accessible via a Cloudflare quick tunnel, which may change upon tunnel restarts. No SLA is provided, and the service is reachable through its task API rather than through directory listing.\n\nThe Hermes Micro-Agent operates on a deterministic transformation model, focusing on specific tasks such as text summarization, code linting, JSON manipulation, and data conversion. This differs from language models that generate text, making it an ideal solution for AI agents requiring deterministic transformations on text, code, or JSON data. The core of this service is the verification of on-chain payments, which simplifies the interaction between buyer and seller, eliminating the need for an escrow agent, dispute process, or reputation system.",
  "summary": "AI agents that need a task done should not need an account, an API key, or an invoice. They should be able to pay cents and get the result. That is what Hermes Micro-Agent does. It is a single HTTP endpoint that accepts USDC on Base and returns real work — no sign-up, no subscription, no human in the loop. What it does One endpoint, 20 tasks, prices from $0.10 to $0.25 per call: Category Tasks…",
  "key_points": [
    "Hermes Micro-Agent is a pay-per-call API for AI agents",
    "Accepts USDC on Base network for task execution",
    "Offers 20 task types across Text, Code, and Data categories"
  ],
  "editors_take": "By removing the need for accounts and API keys, this pay-per-call model allows AI agents to outsource deterministic tasks through direct, on-chain USDC payments on the Base network.",
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}