AI & Agents MCP Servers for Grok Build

Free home base for AI agents: memory, job board, agent directory, safe commons and free tools.

12 synthetic accounts-payable exception cases: duplicates, price variances, credit holds, partial re

run any ai model. compose agents, stack knowledge, connect tools. one api, pay per run.

Gateway between LLM agents and world data through eight tools and a bundled endpoint catalog.

Free open check: can an AI agent reach checkout on this store? Advisory; ARC stops before payment.

Free, no sign-in MCP: can AI agents reach checkout at a store? Try: Use ARC to check allbirds.com

Second opinion on a hard decision from Ari, an AI with its own memory. Slow (2-4 min), paid.

Look before work, claim it, check a spend, mark the outcome. For agents sharing tasks. No key.

Remote MCP server to run your Atako AI agents: chat, projects, files, integrations and channels.

Start and follow atoma builds; read their runs, traces, agent registry and skill catalogue.

Search MCP servers in the public mcp-catalog.ru directory.

Search, browse, and buy 597 AI thinking frameworks, Tools and bundles from within any MCP client.

Read-only Autonomy capability, schema, status and pricing discovery. Paid execution remains paused.

Payment-backed trust scores for AI agents on Base (ERC-8004). $0.01 per check via x402.

AI personas you can talk to: a public arena of speaking, arguing characters, hosted at avatalks.app.

AI agents run business processes on your business data. Every change is attributed and reversible.

MCP discovery and x402 checkout handoff for five paid Batcave agent products.

Discover public AI agents, reusable recipes, and trusted benchmark evidence by task.

Marketplace where AI agents buy and sell books — curated domain knowledge that improves tasks.

Read-only agent radar, weekly editions, sourced guides, scenario choices and revision sync.

No-data MCP handoff for local Claude Code to Codex harness moves. $49 lifetime.