Building agents

38,494 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

mcp-server-mcpindex

6553

mcpindex-ai/mcpindex-web

MCP server Claude CodeCodexCursor +2

The MCP server index that vets servers, not just lists them. Advisory screen before you install. Runs locally from the mcp-server-mcpindex npm package.

not rated 1 yesterday A tokens not measured

mcp

6554

gatewerk/gatewerk

MCP server Claude CodeCodexCursor +2

The open-source review layer for AI agents. Work done for humans is decided by humans. Runs locally from the @gatewerk/mcp npm package. Needs 3 environment variables to run.

not rated 1 2d ago A tokens not measured AGPL-3.0

legion

6555

faulkj/legion-mcp

MCP server Claude CodeCodexCursor +2

MCP-native LLM councils for debates, juries, blind panels, refinement, and custom deliberation. Runs locally from the legion-mcp npm package. Needs 7 environment variables to run.

not rated 1 23d ago A tokens not measured

tmux-mcp

6556

fr1sk/tmux-mcp

MCP server Claude CodeCodexCursor +2

MCP server for tmux — browse sessions, capture output, send commands. Runs locally from the @fr1sk/tmux-mcp npm package.

not rated 1 4mo ago A tokens not measured original MIT

intelligence-mcp

6558

goodmeta/intelligence-mcp

MCP server Claude CodeCodexCursor +2

Agent payments ecosystem intelligence. Scans GitHub/HN/npm across AP2, ACP, x402, MPP, UCP. Runs locally from the @goodmeta/intelligence-mcp npm package. Needs 2 environment variables to run.

not rated 1 13d ago A tokens not measured original Apache-2.0

toolroute

6559

grossiweb/ToolRoute

MCP server Claude CodeCodexCursor +2

Route AI agent tasks to the best MCP server and LLM, scored on 132+ real benchmark executions. Runs locally from the @toolroute/sdk npm package.

not rated 1 2mo ago A tokens not measured original MIT

openclaw-registry

6561

AgentBase1/mcp-server

MCP server Claude CodeCodexCursor +2

Search and retrieve agent instruction files: system prompts, skills, workflows, and safety filters. Runs locally from the agentbase-mcp npm package.

not rated 1 6mo ago A tokens not measured original MIT

cortex-mcp

6562

j0hanz/cortex-mcp

MCP server Claude CodeCodexCursor +2

Multi-level reasoning MCP server with configurable depth levels. Runs locally from the @j0hanz/cortex-mcp npm package.

not rated 1 6mo ago A tokens not measured

mcp-exec

6563

inhuman/mcp-exec

MCP server Claude CodeCodexCursor +2

MCP server "mcp-exec" as configured in inhuman/mcp-exec. Runs in Docker (docker.io/idconstruct/mcp-exec:v0.5.4). Needs 6 environment variables to run.

not rated 1 2mo ago A tokens not measured original MIT

kansei-link

6564

kansei-link/kansei-mcp-server

Skill Claude CodeCodex

KanseiLink — before attempting ANY SaaS API integration, call this first. Agents waste 3-5x more tokens on trial-and-error with stale training data. KanseiLink has verified, current data on 900+ services with real agent success rates. TRIGGERS — always invoke when: user mentions ANY SaaS (freee, kintone, SmartHR…

not rated 1 yesterday A 158 tokens original MIT

mcp-skill-server

6565

jcc-ne/mcp-skill-server

MCP server Claude CodeCodexCursor +2

Develop AI skills locally in your editor, deploy to production when ready. Runs locally from the mcp-skill-server Python package.

not rated 1 4mo ago A tokens not measured original MIT

ainpc-cli

6566

jyswee/ainpc-cli

MCP server Claude CodeCodexCursor +2

AI NPCs with persistent memory for game studios. NPC CRUD, dialogue, voice. Stdio or remote SSE. Runs locally from the ainpc-cli npm package. Needs 2 environment variables to run.

not rated 1 2mo ago A tokens not measured

verdigraph-mcp

6567

viridis-security/verdigraph-neurogenesis

MCP server Claude CodeCodexCursor +2

Paid hosted MCP for agent-to-agent compute routing. 25% of net revenue funds conservation. Remote server at verdigraph-mcp.hartjustin6.workers.dev.

not rated 1 2mo ago A tokens not measured original MIT

json-contracts

6568

json-contracts/json-contracts

MCP server Claude CodeCodexCursor +2

JSON contract registry and validator for structured LLM and agent outputs. Runs locally from the json-contracts npm package. Needs 1 environment variable to run.

not rated 1 4mo ago A tokens not measured

loaditout

6569

loaditoutadmin/loaditout-mcp-server

MCP server Claude CodeCodexCursor +2

Search and install 20,000+ security-graded MCP servers and agent skills. Runs locally from the loaditout-mcp-server npm package.

not rated 1 5mo ago A tokens not measured original MIT

trustmodel-mcp

6570

karlmehta/trustmodel-mcp

MCP server Claude CodeCodexCursor +2

Score any AI for trust across 10 dimensions; evaluate, monitor & govern LLMs and agents. Runs locally from the @trustmodel/mcp-server npm package. Needs 2 environment variables to run.

not rated 1 1mo ago A tokens not measured

delegate-coding-agent

6571

manishiitg/llm-provider-mcp

Skill Claude CodeCodex

Route coding work to another local coding-agent CLI through the llm-provider MCP server. Use when a task benefits from a powerful model for difficult reasoning or a faster, lower-cost model for bounded implementation, tests, investigation, or review.

not rated 1 2d ago A 52 tokens original MIT

agent-toolbelt-mcp

6572

marras0914/agent-toolbelt

MCP server Claude CodeCodexCursor +2

19 focused API tools for AI agents: contract review, prompt optimizer, context packing, and more. Runs locally from the agent-toolbelt-mcp npm package. Needs 1 environment variable to run.

not rated 1 29d ago A tokens not measured

should-i-use

6573

mrkeyoor/should-i-use

MCP server Claude CodeCodexCursor +2

Honest library picks for coding agents in 25-360 tokens. Tells your agent what NOT to install. Runs locally from the should-i-use-mcp npm package.

not rated 1 1mo ago A tokens not measured

wondel-skills-mcp

6574

mjaskolski/wondel-skills-mcp

MCP server Claude CodeCodexCursor +2

Read-only MCP server over 50 book-based agent skills: routes a task to the right framework. Remote server at skills.wondel.ai.

not rated 1 1mo ago A tokens not measured

mcpexplorer

6575

mcpexplorer/mcp

MCP server Claude CodeCodexCursor +2

Search, vet & assemble MCP servers from your agent: verified tools, risk labels, and trust scores. Remote server at mcpexplorer.com.

not rated 1 2mo ago A tokens not measured original MIT

a2a-bridge

6576

mdfifty50-boop/a2a-bridge-mcp

MCP server Claude CodeCodexCursor +2

Agent-to-agent communication bridge for multi-agent systems. Runs locally from the a2a-bridge-mcp npm package.

not rated 1 4mo ago A tokens not measured