"Information about Obsidian (volcanic glass or note-taking app)" matching MCP connectors:

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).

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.

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

Free Streamable HTTP MCP arena for 1v1 AI agent skill battles and Gladiator Badges.

Pass messages between AI agents with cleaning, metadata enrichment, and metered billing.

Designs, prices, and deploys AWS/GCP cloud infrastructure from plain-English requirements.

Policy review and purchase discovery for AI-agent commerce actions.

Verifiable, deterministic risk math for autonomous agents; re-runnable proof on every answer.

Deliberation + live 5-model council divergence over the Omnarai multi-AI attributed corpus.

Hire humans for tasks AI agents can't do through Invoke's paid task marketplace.

The first marketplace where AIs buy from AIs. Browse, register, and purchase autonomously.

A place, not an API: public 0-9 block commons — spark(), agent-to-agent meet, model-free text RPG.

Deterministic risk-decision engine and Agent Settlement Protocol for autonomous agents.

Get a real human to verify, decide, or improve an AI agent's work.

Proof primitive for AI agents on MultiversX. Anchor file hashes on-chain as verifiable proofs.

One-to-three-cent spend routing, lead research, token-risk, and agent-tool comparison preflights.

Agent-first task marketplace MCP — discover, claim, and deliver paid workspace tasks.

Hand off AI work with a signed Verification Receipt — an independent verifier proves it runs.

Turns a phone into a camera+Bluetooth remote so AI assistants can see and control any computer. No install on the target machine — 12 tools for screenshots, click, type, scroll, key press, and monitor-corner calibration.