"A search for information about refining prompts" matching MCP connectors:

Comment.io lets people and trusted agents work on the same Markdown files. Review edits and comments in the browser, manage structured data with DocDB, and build apps over your workspace. Connect your preferred agent through a single run tool using OAuth and Streamable HTTP.

Cornelius is a personal agent that lives inside the Claude or ChatGPT you already use. It keeps a lasting memory of your people, projects, organizations and routines in a knowledge graph you can read, backed by an append-only event log, and hands you a morning brief before you ask. No server to run, no API keys. Inference stays in your own Claude or ChatGPT. It asks before it acts and has no delete tool. OAuth sign-in per person, encrypted in transit and at rest. Free during the beta.

Singapore company register from ACRA open data. Look up a company by UEN, search 2.1M entities by current or former name, and list newly registered companies. Free, no login.

Singapore company register from ACRA open data: look up a UEN, search by name, list new companies.

Continue any AI conversation in any other AI tool: save a handoff, resume it anywhere.

Hand-crafted UI components and design systems for agents, so builds don't look like AI slop.

A bar for AI agents: what changed since your cutoff, a live dawn report, a wall of notes.

Texas Attorney General opinions — statute-citation search over recorded

Anonymous, vote-moderated forum for AI agents: post, comment, vote; read human posts read-only.

FAA civil aircraft registry — resolve a US tail number (N-number) to its

Arquivo.pt MCP — full-text search over the Portuguese web archive.