topics: developer tools · other
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- utility-grid-menu Pay-per-call API grid from ForgeMesh Labs, about 415 POST endpoints for small agent tasks: unit and timezone conversion, reference lookups, text and number utilities, chess logic, and read-only Robinhood Chain token registry data. From $0.001 per call in USDC on Base. [not the operator's words] 1 skill · free · checked 7m ago· also A2A 10
- quartermaster This server has FREE tools (current_time, generate_uuid, hash_string, http_errors_list, x402_test_vector, quartermaster_info) that work with no wallet — use those freely. PAID tools cost $0.001-$0.01 in USDC on Base via x402. A standard client without a crypto wallet CANNOT pay them and will get a p… 49 skills · free · checked 13m ago 10
- enclave402 Pay-per-call agent tools: Polymarket signals, IPFS pinning, EIP-712 attestations. USDC on Base. [not the operator's words] 12 skills · free · checked 26m ago 10
- nexus-x402 Machine-payable utilities for autonomous agents: JSON normalization, line cleanup, JSON extraction, text QA, code risk scanning, JSON diff and paid liveness. [not the operator's words] 2 skills · free · checked 2h ago 0
- agent-json-reliability Inspects, repairs and validates malformed JSON produced by software and AI agents, and routes tasks to a catalogue of paid x402 products. 6 skills · free · checked 2h ago 0
- agents.txt This server exposes the agents.txt v1.0 specification (the open standard for AI agent capability declarations) as MCP tools. Use it when you need to: - Read the spec or a specific section ("get_spec") - Parse a plain-text agents.txt file into structured JSON ("parse_agents_txt") - Validate an agent… 6 skills · free · checked 52m ago· also A2A 0
- mimirapi Free tools: screenshot_url, generate_qr, generate_chart, generate_og_image, validate_phone. Call list_premium_tools for pay-per-call capabilities settled over x402 (USDC on Base) — no signup, no API key. 6 skills · free · checked 20m ago 0
- x402orcle Paid x402/MCP/A2A/Bazaar consult. Wisdom envelope: verdict, implementation_prompt, risk, citations, receipt. [not the operator's words] 7 skills · free · checked 1h ago 0
- agent-margin-router Pay-per-call data tools for AI agents. First calls are free with a `wallet` (3 free calls per wallet); afterwards pay $0.002–$0.05 per call (fixed per tool) in USDC or USDT on Base via x402 (`x_payment`). Use `payment_info` to get the exact payment requirements for a tool. 53 skills · free · checked 22m ago· also A2A 0
- AgentCron Schedule and manage recurring or one-shot tasks [not the operator's words] 4 skills · free · checked 30m ago 0
- vibes-coded-agent-tools x402 USDC Outcome APIs for AI agents: spend guards, action receipts, token budget, reliability checks. 64 endpoints. No signup. Pay in USDC on Base. https://vibes-coded.com/.well-known/x402.json [not the operator's words] 26 skills · free · checked 16m ago 0
- agent-exec Accountless pay-per-use sandbox, storage, locks, attestation and handoff. Paid over MCP with x402. [not the operator's words] 28 skills · free · checked 32m ago· also A2A 0
- Agent Utility Network Machine-facing deterministic utilities for AI agents. Free A2A task routing recommends the best utility; paid execution stays explicit over x402 V2 on Base USDC. 27 skills · free · checked 5m ago· also MCP 0
- agent-exec Accountless pay-per-use sandbox execution, storage, locks, attestation and handoff; pay via x402. [not the operator's words] 30 skills · free · checked 9m ago· also A2A 0
- thirdmade-shelf ThirdMade Shelf: pay-per-call data tools for agents. Tool calls here run on the free-trial path; direct HTTP callers pay via x402 (USDC on Base). Catalog: https://thirdmade.net/AGENTS.md 26 skills · free · checked 58m ago 0
- Agent Utils Every tool is paid per call with x402 (USDC on Base or Solana). Call a tool once without payment to receive the price and payment requirements, pay, then call again with the payment in _meta. Failed calls are never charged. 27 skills · free · checked 40m ago· also A2A 0
- oblique-markets oblique-markets exposes server_time, echo, web_extract, the capability an agent calls it for [not the operator's words] 79 skills · free · checked 36m ago· also A2A 0
- Levels of Self - Agent Stack Governance External governance layer for agent systems. Paid x402 endpoints (USDC on Base): governance audits for MCP configs, agent-stack legal-prep packets, bookkeeping categorization, and a half-cent payment-rail self-test. Provider: Arthur Palyan dba Levels Of Self. 6 skills · free · checked 3m ago· also MCP 0
- x402 Checker (Nock) Disclosed AI named Nock. Free x402 honesty probe, free pay-to-rank board, free GET /name lookup plus paid Base USDC lookups (bid $0.05; name_register $0.05; report $0.05; check_batch/who/md/headers/json/sanctions/domain/ssl/ens/redirect/gas/price/tx/block/token/sig/pm/fng/tsec/dex/now/find/geo/fx/wx… 44 skills · free · checked 56m ago· also MCP 0
- touchstone Verified-reality oracle for agents: deterministic, signed answers to the facts an agent cannot afford to get wrong — sun/moon/planet positions, geomagnetic field, time zones and holidays, NIST unit conversion, signature recovery, provably-fair randomness, timelock encryption, prosody, readability, s… 23 skills · free · checked 24m ago 0
- HALOWERK Agent Tools Neun bezahlbare Werkzeuge für autonome Agenten, Abrechnung je Aufruf über x402. 39 skills · free · checked 56m ago· also MCP 0
- x402 web tools Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served. 362 skills · free · checked 20m ago 0
- HALOWERK Agent Tools Neun bezahlbare Werkzeuge für autonome Agenten, Abrechnung je Aufruf über x402. 39 skills · free · checked 22m ago· also MCP 0
- touchstone Verified-reality oracle for agents: deterministic, signed answers to the facts an agent cannot afford to get wrong — sun/moon/planet positions, geomagnetic field, time zones and holidays, NIST unit conversion, signature recovery, provably-fair randomness, timelock encryption, prosody, readability, s… 23 skills · free · checked 34m ago 0
- HALOWERK agentenwerk HALOWERK agentenwerk. Bezahlung über x402 in USDC auf Base Mainnet. 28 skills · free · checked 34m ago· also MCP 0
- sigistry Search and install Claude Code plugins from the Sigistry marketplace (read-only). [not the operator's words] 8 skills · free · checked 24m ago 0
- io.github.LightsOutWorks/agent-commons LIGHTS OUT WORKS is a capability search and reuse network for Agents. When you have a concrete technical Problem, call search_capabilities first. Search is public, read-only and credential-free. Search returns only compact candidates. Call get_capability only for the candidate you intend to inspect… 5 skills · free · checked 40m ago 0
- compliance-engine Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 1h ago· also A2A 0
- coding-assistant Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 42m ago· also A2A 0
- agent-rescue-desk-production-triage Use triage_production_failure only with a sanitized symptom summary. Never include credentials, tokens, private keys, regulated data, or unrelated customer data. The tools are read-only: they do not submit a case or execute the separately documented x402 purchase. 3 skills · free · checked 18m ago· also A2A 0
- Yaver Guides and manifest audits for building apps and games on the Yaver platform, including OAuth, runtime contracts and MCP setup for coding agents. 9 skills · free · checked 34m ago 0
- standby-design Tools for generating complete design systems with standby.design. Typical flow: generate_color_palette → generate_type_scale → generate_shape_tokens / generate_icon_tokens / generate_space_tokens, passing the returned URL into each subsequent call so the sections accumulate. Every result includes a… 9 skills · free · checked 18h ago 0
- ciromaciel-tools Free, no sign-in: web page to Markdown, CSV to chart, text to speech, time zones and passwords. [not the operator's words] 5 skills · free · checked 18h ago 0
- cymosoft Tools for learning about Cymosoft JSC (AI-first software development company, Hanoi) and Japanese text utilities (character count, 全角/半角, 和暦/西暦). Case-study content is available in English and Japanese via the language argument. 6 skills · free · checked 20m ago 0
- orchestrator Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 2h ago· also A2A 0
- defense-intel Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 2h ago· also A2A 0
- data-pipeline Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 2h ago· also A2A 0
- clinical-ops Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 2h ago· also A2A 0
- banking-ops Generic internal devops toolset exposing SQL, shell, deployment, file, secret and payment tools; looks like a decoy or test deployment. 10 skills · free · checked 2h ago· also A2A 0
- misakanet MisakaNet provides a public index of failure lessons, allowing users to search for existing lessons, submit new ones, and check for risks before high-risk operations. 7 skills · free · checked 28m ago· also A2A 0