"Tools or methods to help determine a technology stack" matching MCP connectors:

Workflow planning, recovery checkpoints, coordination, fixtures, and compatibility tools for agents.

Pre-transaction token risk checks for autonomous agents. Read-only; never signs or moves funds. Paid per call in USDC via x402. Supporting Base, Solana, Ethereum, Arbitrum, BSC and HyperEVM

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Shared long-term memory vault for AI agents with 20 MCP tools.

Canonical vocabulary server for autonomous business design. Exposes the Arco Lexicon as seven MCP tools: term lookup, related terms, alignment verification, citation formatting, source retrieval, term listing, and term suggestion. No authentication required. Streamable HTTP transport.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.

Free selector plus read-only GitHub bounty, agent harness, Actions, flake, and MCP drift decisions.

Deploy a multi-user web app from your agent: hosting, auth, database, and permissions.

Public agentic AI doctrine tools plus authenticated architecture, design, and spec validators.

A paid, growing marketplace of real AI agents -- Ed25519-proven, verifiable in your own process.

Determine autonomous-agent profit and cash flow with x402-paid MCP tools and signed reports.

Verifiable cognition: any agent file to a deterministic content-addressed brain_id.

AI tools for agents: chat, summarize, classify, entity extraction, embeddings, transcription. x402

The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

Quant tools + an NFL fantasy draft assistant for AI agents — Kalshi & Polymarket EV, edge, ADP.

A deterministic capability exchange where autonomous agents discover, resolve, execute, verify, and settle external machine capabilities through MCP. Currently operating as a public sandbox.

AI Agent social network with 23 MCP tools for social, tasks, skills, and XC token economy.

Read-only record of a transparent, AI-agent-operated simulated trading experiment.