---
title: "Sources | agentcomposability.com"
url: https://agentcomposability.com/sources
description: "Every source that agentcomposability.com cites."
last_checked: 2026-10-21
license: CC BY 4.0
---

# Every source, with its date

- A2A project on GitHub: [A2A Protocol Technology Compatibility Kit (TCK)](https://github.com/a2aproject/a2a-tck). Checked 2026-10-07.
- A2A Protocol: [A2A and MCP](https://a2a-protocol.org/latest/topics/a2a-and-mcp/). Checked 2026-10-07.
- Agent Skills: [Agent Skills Overview](https://agentskills.io/home). Checked 2026-10-07.
- Agent Skills: [Client Showcase](https://agentskills.io/clients). Checked 2026-10-07.
- Agentic AI Foundation (AAIF): [Linux Foundation Announces the Formation of the Agentic AI Foundation (AAIF)](https://aaif.io/news/linux-foundation-announces-formation-of-aaif). Published 2025-12-09, checked 2026-10-07.
- Agentic AI Foundation (AAIF): [A2A joins AAIF’s open agentic stack](https://aaif.io/blog/a2a-joins-aaif). Published 2026-08-17, checked 2026-10-07.
- AGENTS.md: [One AGENTS.md works across many agents](https://agents.md/). Checked 2026-10-07.
- Amazon Web Services (AWS): [Make agents a reality with Amazon Bedrock AgentCore: now generally available](https://aws.amazon.com/blogs/machine-learning/amazon-bedrock-agentcore-is-now-generally-available/). Published 2025-10-13, checked 2026-10-21.
- Amazon Web Services (AWS) Prescriptive Guidance: [Focus area 2: Design for composability and collaboration](https://docs.aws.amazon.com/prescriptive-guidance/latest/strategy-operationalizing-agentic-ai/focus-areas-composability-collaboration.html). No date on the page, checked 2026-10-07.
- Andreessen Horowitz (a16z): [How 100 enterprise CIOs are building and buying gen AI in 2025](https://a16z.com/ai-enterprise-2025/). Published 2025-06-10, checked 2026-10-21.
- Anthropic: [Building effective agents](https://www.anthropic.com/engineering/building-effective-agents). Published 2024-12-19, checked 2026-10-07.
- Anthropic: [Equipping agents for the real world with Agent Skills](https://www.anthropic.com/engineering/equipping-agents-for-the-real-world-with-agent-skills). Published 2025-10-16, checked 2026-10-21.
- Anthropic: [Effective context engineering for AI agents](https://www.anthropic.com/engineering/effective-context-engineering-for-ai-agents). Published 2025-09-29, checked 2026-10-21.
- Anthropic: [Demystifying evals for AI agents](https://www.anthropic.com/engineering/demystifying-evals-for-ai-agents). Published 2026-01-09, checked 2026-10-21.
- Anthropic: [How we built our multi-agent research system](https://www.anthropic.com/engineering/multi-agent-research-system). Published 2025-06-13, checked 2026-10-21.
- Anthropic: [Writing effective tools for AI agents](https://www.anthropic.com/engineering/writing-tools-for-agents). Published 2025-09-11, checked 2026-10-21.
- Anthropic: [Donating MCP to the Agentic AI Foundation](https://www.anthropic.com/news/donating-the-model-context-protocol-and-establishing-of-the-agentic-ai-foundation). Published 2025-12-09, checked 2026-10-21.
- arXiv: [Cemri and others, “Why do multi-agent LLM systems fail?”](https://arxiv.org/abs/2503.13657). Published 2025-03-17, checked 2026-10-21.
- Atlan: [What Is Agent Composability?](https://atlan.com/know/ai-agent/agent-composability/). Published 2026-09-11, updated 2026-09-21, checked 2026-10-07.
- Bell System Technical Journal (transcription by Dan Luu): [M. D. McIlroy, E. N. Pinson and B. A. Tague, “UNIX Time-Sharing System: Foreword”, volume 57, number 6](https://danluu.com/mcilroy-unix/). Published July–August 1978, checked 2026-10-21.
- Berkeley Artificial Intelligence Research (BAIR) blog: [The shift from models to compound AI systems](https://bair.berkeley.edu/blog/2024/02/18/compound-ai-systems/). Published 2024-02-18, checked 2026-10-21.
- ChatGPT Learn: [ChatGPT and Codex documentation](https://learn.chatgpt.com/docs). Checked 2026-10-07.
- Claude Code Docs: [How Claude remembers your project: AGENTS.md](https://code.claude.com/docs/en/memory#agents-md). Checked 2026-10-07.
- Claude Code Docs: [Claude Code documentation](https://code.claude.com/docs/en/overview). Checked 2026-10-07.
- Cloudflare: [AI Gateway overview](https://developers.cloudflare.com/ai-gateway/). Updated 2026-04-20, checked 2026-10-21.
- Cognition: [Don’t build multi-agents](https://cognition.ai/blog/dont-build-multi-agents). Published 2025-06-12, checked 2026-10-21.
- Cognition: [Multi-agents: what’s actually working](https://cognition.ai/blog/multi-agents-working). Published 2026-04-22, checked 2026-10-21.
- Communications of the ACM: [D. L. Parnas, “On the criteria to be used in decomposing systems into modules”, volume 15, number 12](https://doi.org/10.1145/361598.361623). Published December 1972, checked 2026-10-21.
- Cursor Docs: [Cursor documentation](https://cursor.com/docs). Checked 2026-10-07.
- Epoch AI: [LLM inference prices have fallen rapidly but unequally across tasks](https://epoch.ai/data-insights/llm-inference-price-trends). Published 2025-03-12, checked 2026-10-21.
- Gemini CLI documentation: [Remote Subagents](https://geminicli.com/docs/core/remote-agents/). Checked 2026-10-07.
- GitHub Docs: [GitHub Copilot documentation](https://docs.github.com/en/copilot). Checked 2026-10-07.
- Google Research: [Towards a science of scaling agent systems: when and why agent systems work](https://research.google/blog/towards-a-science-of-scaling-agent-systems-when-and-why-agent-systems-work/). Published 2026-01-28, checked 2026-10-21.
- goose blog (Block): [MCP in the enterprise: real world adoption at Block](https://goose-docs.ai/blog/2025/04/21/mcp-in-enterprise). Published 2025-04-21, checked 2026-10-21.
- goose documentation: [goose documentation](https://goose-docs.ai/docs/quickstart/). Checked 2026-10-07.
- InfoQ (talk by LinkedIn engineers): [Lessons learned from building LinkedIn’s first agent: Hiring Assistant](https://www.infoq.com/presentations/LinkedIn-agent-hiring-assistant/). Published 2025-12-31, checked 2026-10-21.
- Invariant Labs: [MCP security notification: tool poisoning attacks](https://invariantlabs.ai/blog/mcp-security-notification-tool-poisoning-attacks). Published 2025-04-01, checked 2026-10-21.
- iTWire, reporting Forrester's 2026 predictions: [Forrester 2026 predictions for AI and tech leadership](https://itwire.com/it-industry-news/strategy/forrester-unveils-2026-predictions-for-ai-and-tech-leadership.html). Published 2025-10-10, checked 2026-10-21.
- martinfowler.com: [James Lewis and Martin Fowler, “Microservices”](https://martinfowler.com/articles/microservices.html). Published 2014-03-25, checked 2026-10-21.
- Menlo Ventures: [2025 mid-year LLM market update: foundation model landscape and economics](https://menlovc.com/perspective/2025-mid-year-llm-market-update/). Published 2025-07-31, checked 2026-10-21.
- Microsoft Learn (Azure Architecture Center): [AI agent orchestration patterns](https://learn.microsoft.com/en-us/azure/architecture/ai-ml/guide/ai-agent-design-patterns). Updated 2026-09-21, checked 2026-10-21.
- Model Context Protocol: [Extension Support Matrix](https://modelcontextprotocol.io/extensions/client-matrix). Checked 2026-10-07.
- Model Context Protocol: [MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview). Checked 2026-10-07.
- Model Context Protocol: [Skills](https://modelcontextprotocol.io/extensions/skills/overview). Checked 2026-10-07.
- Model Context Protocol: [The MCP Registry](https://modelcontextprotocol.io/registry/about). Checked 2026-10-07.
- Model Context Protocol: [Authorization (specification version 2025-06-18)](https://modelcontextprotocol.io/specification/2025-06-18/basic/authorization). Published 2025-06-18, checked 2026-10-21.
- Model Context Protocol on GitHub: [MCP Conformance Test Framework](https://github.com/modelcontextprotocol/conformance). Checked 2026-10-07.
- OpenAI Agents SDK documentation: [Agent orchestration](https://openai.github.io/openai-agents-python/multi_agent/). No date on the page, checked 2026-10-21.
- OpenAI Agents SDK documentation: [Handoffs](https://openai.github.io/openai-agents-python/handoffs/). No date on the page, checked 2026-10-21.
- OpenAI Developers: [OpenAI developer documentation](https://developers.openai.com/). Checked 2026-10-07.
- OpenTelemetry: [Generative AI semantic conventions](https://opentelemetry.io/docs/specs/semconv/gen-ai/). No date on the page, checked 2026-10-21.
- Rich Sutton: [The bitter lesson](http://www.incompleteideas.net/IncIdeas/BitterLesson.html). Published 2019-03-13, checked 2026-10-21.
- Shopify Engineering: [Building production-ready agentic systems: lessons from Shopify Sidekick](https://shopify.engineering/building-production-ready-agentic-systems). Published 2025-08-26, checked 2026-10-21.
- Simon Willison: [The lethal trifecta for AI agents: private data, untrusted content, and external communication](https://simonwillison.net/2025/Jun/16/the-lethal-trifecta/). Published 2025-06-16, checked 2026-10-21.
- Stanford Institute for Human-Centered AI (HAI): [The 2025 AI Index Report](https://hai.stanford.edu/ai-index/2025-ai-index-report). Published April 2025, checked 2026-10-21.
- Stripe: [Minions: Stripe's one-shot, end-to-end coding agents](https://stripe.dev/blog/minions-stripes-one-shot-end-to-end-coding-agents). Published 2026-02-09, checked 2026-10-21.
- The GitHub Blog: [Meet the GitHub MCP Registry: The fastest way to discover MCP Servers](https://github.blog/ai-and-ml/github-copilot/meet-the-github-mcp-registry-the-fastest-way-to-discover-mcp-servers/). Published 2025-09-16, updated 2025-09-18, checked 2026-10-07.
- The GitHub Blog: [Introducing Agent HQ: any agent, any way you work](https://github.blog/news-insights/company-news/welcome-home-agents/). Published 2025-10-28, checked 2026-10-21.
- The Linux Foundation: [Linux Foundation Welcomes the AGNTCY Project to Standardize Open Multi-Agent System Infrastructure and Break Down AI Agent Silos](https://www.linuxfoundation.org/press/linux-foundation-welcomes-the-agntcy-project-to-standardize-open-multi-agent-system-infrastructure-and-break-down-ai-agent-silos). Published 2025-07-29, checked 2026-10-07.
- University of California, Irvine: [Roy T. Fielding, dissertation, chapter 5: Representational State Transfer (REST)](https://ics.uci.edu/~fielding/pubs/dissertation/rest_arch_style.htm). Published 2000, checked 2026-10-21.
- Vercel: [Vercel AI Gateway: models, routing, and observability](https://vercel.com/docs/ai-gateway). Updated 2026-09-14, checked 2026-10-21.
- Visual Studio Code documentation: [Build with AI in VS Code](https://code.visualstudio.com/docs/agents/overview). Checked 2026-10-07.
- W.Media, reporting a Gartner press release: [Over 40 percent of agentic AI projects could face the axe by end of 2027: Gartner](https://w.media/over-40-percent-of-agentic-ai-projects-could-face-the-axe-by-end-of-2027-gartner/). Published 2025-06-25, checked 2026-10-21.