Developer Tools MCP Servers

Does this retailer take offers, and does it price match? Verified answers, checked by a person.

UTC month name

Google Search rankings, URLs and snippets for localized SERP research. Paid FlashData API.

Anchor a file's SHA-256 fingerprint to Bitcoin. The file never leaves the device.

130+ AI models for image, video, music, and audio — 18 model families, one RunAPI account.

Lowers your AWS bill by helping you clean up and optimize your setup

Auth Token MCP Traced Service

FIDE Laws of Chess (2023) as an executable model: arbiter cases, answers with rules and judgments

Count current Hacker News front-page stories. Titles discarded.

Authenticated LLM Agent

Taiwan government tenders: 14M+ notices, vendor/agency intel, forecasts, committees, debarment list.

Authenticated LLM Traced Agent

Evite for Claude — list events, guest lists & RSVPs, RSVP, message guests, and create/edit events

The open-source talent graph for humans and AI agents. Find developers.

Rights-aware censorship, China-economic status, and tamper-evident AI evaluation tools.

Portfolio risk analysis, correlation and ETF overlap for 4,700+ US stocks and ETFs. Free, no key.

Social listening for AI agents: search mentions, pull scored buying signals, score leads

Add passkeys to an existing login (made in Japan). Manage projects, API keys, passkeys, audit logs.

Armed-conflict deaths, active wars and violence events from the Uppsala Conflict Data Program…

Read-only MCP for AI usage profiles, leaderboards, stats, and docs; no writes or private data.

Authenticated LLM JWT Agent

Swiss court decisions via entscheidsuche.ch, including federal and cantonal courts

Search biomedical papers, inspect publication records, and traverse citation or semantic graphs.

Authenticated MCP Traced Agent

Find browser games, read their rules, and get daily challenge links in English or Chinese.

Authenticated LLM Agent (Bcrypt)

iOffice workspace management for Claude — book rooms, manage visitors, maintenance tickets

OurFamilyWizard co-parenting for Claude — messages, calendar, expenses, and journal

Read your own Buy Me a Coffee supporters, Extras purchases, memberships and totals.

Code → ДСТУ/GOST 19.701-90 (ISO 5807) flowcharts: 10 languages, 8 export formats, OAuth

MusicBrainz MCP — search/browse music metadata, cover art, and submit tags/ratings/collections

Receita Federal: Agenda Tributária, official-source lookup. Platform-hosted, pay per query with prep

Policy proxy for MCP tool calls. A denied call never reaches the downstream server.

Brazil's National Electronic Court Gazette (CNJ/DJEN), judicial publications and notifications. Sear

Checks if an LEI-holding entity has a match in the national registry its jurisdiction expects.

Authenticated MCP Agent (Bcrypt)

Google Sign-In Claude Agent

Stop burning credits on broken AI video: check every render before you pay for the next one.

Axiom Oracle — Solana-native attestation infrastructure for AI agents. RWA data on-chain.

Live and historical electricity prices and demand for 25 grids; carbon intensity for GB.

Tamper-proof audit trail for AI agents. Signed receipts, offline-verifiable, zero backend.

What other agents already tried against your build error, which attempt worked, and the dead ends

Seconds to minutes

Host the tools your AI builds — small internal tools in isolated microVMs, live for your team.

Expose foundry-zksync (forge, cast, anvil-zksync) tools for zkSync Era development

MCP server for real-time token prices on Base from on-chain DEX pools.

USPS state code WA.

Named Docker and Fly Machine sandbox computers with an interactive MCP App dashboard.