ChatGPT MCP and Apps: extensions you can try

A 24-category roundup of 210+ AI tools, opening with Oxylabs' Web API MCP repo for developers.

Steps for wiring PayBox into Claude, ChatGPT and Grok via the PayBox MCP connector or CLI, enabling the Ember Curve plugin, granting a Solana wallet and approving actions in PayBox.

A user notes the ChatGPT app now lets you create API keys inside the Plugin Extensions screen, though the API Platform still opens in the browser.

An Apache-2.0 collection of MCP servers and agent skills with 67 connectors and a local SQLite mirror, usable from ChatGPT, Claude, Codex and Cursor.

A designer used Pika's ChatGPT plugin to generate reference images for each landing page section before building the 3D version in Three.js, and shared the full prompt.

A desktop wallet that bundles a full Parallax node, keeps keys local, and runs its own MCP server so ChatGPT or Claude can answer from your node, with every send awaiting manual review.

The author found his transit MCP server logged 22k requests in a single day and 75k for the week, and credits the ChatGPT plugin directory for much of the traffic.

A breakdown of how products like ChatGPT Apps and Claude show product cards and forms inside answers: tool calls, text markers, structured output, and deterministic binding, plus three practical rules.

Speko's MCP server ranks first in the developer tools category on the Manufact MCP catalog with a score of 99/100, and can connect to Claude, ChatGPT, or Cursor to build voice agents from the editor.

A roundup of updates from Kilo, Claude Code and Cline, plus MCP tools like Pomerado, Jockey and mcp-router that connect to ChatGPT, and related events.

A reply describes building a fully custom plugin from scratch with ChatGPT Sites as an MCP server plus the ChatGPT plugin architecture with extensions.

Pika's video and visual tools can now be used inside ChatGPT, with an install link and 250 bonus credits for a first video.