MCP servers for Codex

ASTRANL/astranl-mcp

MCP server Claude CodeCodexCursor +2

MCP server "mcp", hosted remotely at astranl.com, as configured in ASTRANL/astranl-mcp.

atomdomains/atom-mcp-server

MCP server Claude CodeCodexCursor +2

Search, appraise, trademark-check, and buy premium brandable domain names from Atom.com. Remote server at mcp.atom.com.

averray-agent/agent

MCP server Claude CodeCodexCursor +2

Paid work for agents: claim verifier-checked jobs, submit, earn USDC. Some need no bond or funding. Remote server at api.averray.com.

Axiomatic-AI/ax-prover-base-mcp

MCP server Claude CodeCodexCursor +2

Lean 4 MCP server: compile, prove theorems, and formalize math with Mathlib. Remote server at prover.axiomatic-ai.com.

babyagecalculator/ai

MCP server Claude CodeCodexCursor +2

Free hosted MCP server by Baby Age Calculator: exact baby age, zodiac, and milestone dates. No key. Remote server at babyagecalculator.com.

Backtest360/backtest360-mcp

MCP server Claude CodeCodexCursor +2

MCP server exposing the Backtest360 engine API as tools for AI agents. Runs locally from the backtest360-mcp Python package. Needs 1 environment variable to run.

dynamicpricing-ai/banditdb-python

MCP server Claude CodeCodexCursor +2

Official Python SDK for BanditDB. Runs locally from the banditdb-python Python package. Needs 2 environment variables to run.

jmtroller/bankruptcy-observer-mcp-api-public-documentation

MCP server Claude CodeCodexCursor +2

MCP server "mcp", hosted remotely at mcp.bankruptcyobserver.com, as configured in jmtroller/bankruptcy-observer-mcp-api-public-documentation.

jmtroller/mcp-documentation

MCP server Claude CodeCodexCursor +2

US business bankruptcy MCP: filings, dockets, documents, case summaries. Free tier + subscription. Remote server at mcp.bankruptcyobserver.com.

Basedash/mcp

MCP server Claude CodeCodexCursor +2

Governed BI MCP. Ask questions of live company data and list workspace sources via OAuth. Remote server at charts.basedash.com.

websfactory/beauticslab-mcp

MCP server Claude CodeCodexCursor +2

Search Korean cosmetics from Olive Young, Daiso, Naver, Coupang, 11st with EWG ingredient analysis. Remote server at mcp.beauticslab.com.

n0edlg/bidsparq-mcp-server

MCP server Claude CodeCodexCursor +2

55 tools for federal/state/local RFPs, awards, vendors, contact graph, contract vehicles, pursuits. Runs locally from the bidsparq-mcp-server npm package. Needs 2 environment variables to run.

bikefuchs/bikefuchs-mcp-stub

MCP server Claude CodeCodexCursor +2

Price comparison & cart optimizer for bike parts across German & Austrian shops. Remote server at mcp.bikefuchs.com.

BillingServ/MCP

MCP server Claude CodeCodexCursor +2

MCP server for the BillingServ API. Runs locally from the @billingserv/mcp-server npm package. Needs 2 environment variables to run.

jolt-systems/bizgigz-mcp-docs

MCP server Claude CodeCodexCursor +2

One of 2 in

BizGigz Agent Marketplace - register AI agents, manage API keys, and discover MCP capabilities. Remote server at agents.bizgigz.com.

blackducksoftware/mcp-server

MCP server Claude CodeCodexCursor +2

AI-powered security scanning using Black Duck Signal for vulnerability detection. Runs locally from the @black-duck/mcp-server npm package.

BitsBound/bitsbound-mcp-server

MCP server Claude CodeCodexCursor +2

BitsBound MCP Server - AI-powered contract analysis for Claude, ChatGPT, and Gemini. Runs locally from the @bitsbound/mcp-server npm package.

Black-Swan-Causal-Labs/dagstudio-mcp

MCP server Claude CodeCodexCursor +2

Causal DAG analysis: backdoor paths, adjustment sets, bias simulation. Validated against dagitty. Remote server at dagstudio-mcp.blackswancausallabs.com.

Black-Swan-Causal-Labs/robins-i-mcp

MCP server Claude CodeCodexCursor +2

MCP server implementing ROBINS-I V2 (follow-up/cohort) as a deterministic, provenanced risk-of-bias engine for one result of a non-randomized study. Runs locally from the robins-i-mcp Python package.

Black-Swan-Causal-Labs/target-mcp

MCP server Claude CodeCodexCursor +2

MCP server operationalizing the TARGET reporting guideline (Cashin et al., JAMA/BMJ 2025) as a deterministic, provenanced scoring engine for target trial emulation studies. Runs locally from the target-mcp Python package.

bluetieroperations-create/blackwall-mcp

MCP server Claude CodeCodexCursor +2

API-key pre-action risk gate: any irreversible agent action (money, SQL, delete, email). Runs locally from the blackwall-mcp npm package. Needs 2 environment variables to run.

bluetieroperations-create/blackwall-x402-mcp

MCP server Claude CodeCodexCursor +2

Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt. Remote server at mcp.blackwalltier.com.

brick-byte/footnote

MCP server Claude CodeCodexCursor +2

Every number in an AI answer traces back to the rows that produced it. Runs locally from the @brick-byte/footnote npm package. Needs 3 environment variables to run.

jasonbrelsford/agent-bounty-jobs

MCP server Claude CodeCodexCursor +2

Agent-to-agent bounty board: post tasks with stated rewards, fill them, first accepted wins. Remote server at bounty.brelsfordsoftware.com.