Stripe's agent stack: MCP at mcp.stripe.com, installable skills, CLI plugins, token metering, and agentic commerce docs. GitHub repo is stripe/ai.

Versioned Claude Code bundles of skills, agents, hooks, and MCP. Install from the official marketplace with /plugin or enabledPlugins.

AI-native, self-custodied payment infrastructure from Gate.com using x402, Skills, MCP, multi-chain wallets, and direct settlement for autonomous purchases.

Google's agent SDK in Python, Java, Go, and TypeScript. Docs now live at google.github.io/adk-docs. A2A is a separate protocol repo.

Google's open-source terminal agent. npm is `@google/gemini-cli`. Individual Pro is $19.99/month; Google AI Ultra is $249.99/month.

On-device work memory that captures apps, meetings, and chats every 2 seconds, then feeds that timeline into MCP-ready agents. Pro is $18.99/user/month.

Open-source VS Code/CLI agent. Rechecked: individuals Free $0; Teams $15; Enterprise custom. BYOK or Kilo Gateway. Not a 1.4M-install census.

Rust/Tauri CLI control center. Rechecked: MIT, 127,783 stars. Free desktop app; not a 126,700-star census.

Source-available desktop app (Elastic License 2.0) to run an army of CLI coding agents in parallel — Claude Code, Codex, OpenCode, and more — each in its own Git worktree, with diff review, automations, SDK, and MCP server.

Local Apache-2.0 agent from Block / AAIF. Rechecked: 52,895 GitHub stars. Software $0; you pay the LLM. Not a 35k-star / 1,700-MCP census.

Agentic banking for banks and credit unions. Rechecked: public site is demo/sales, no Sandbox/Production dollar table. Do not invent a seat price.

Agent payments stack: accounts, cards, processing, billing, identity, observability, MCP. Rechecked: first-party 99.99% uptime; no public seat table.

An open, vendor-neutral standard for internet-native payments over HTTP, allowing agents to pay for resources directly through 402 Payment Required responses.

Privacy-first AI search infrastructure for agents: one API and MCP server unifying web and vertical-domain search with structured results that cut token waste.

Anthropic's official guide for creating high-quality MCP (Model Context Protocol) servers in Python (FastMCP) or Node/TypeScript to enable LLMs to interact with external services.

TypeScript kit for MCP servers. Rechecked: MIT, 928 GitHub stars. Software $0. Not a 5-minute Claude Desktop-only tutorial.

Self-improving open-source AI agent by Nous Research with a built-in learning loop, multi-channel gateway, and model-agnostic runtime. MIT licensed.

Open-source agent-native backend: Postgres, auth, storage, edge functions, compute, hosting, and a model gateway driven by CLI and MCP.

Free MIT AI gateway with one endpoint, 339 providers, 90+ free tiers, quota-aware fallback, and token compression for Claude Code, Codex, and Cursor.