diff --git a/README.md b/README.md index f12e2bf..72b7a4b 100644 --- a/README.md +++ b/README.md @@ -22,7 +22,7 @@ The coding agent ecosystem is fragmenting fast. Developers need a single source | 📊 | The Landscape | |----|--------------| -| **10+ agents** | AdaL CLI · Claude Code · Cursor · Copilot · Codex · Gemini CLI · Devin · Windsurf · Amp | +| **10+ agents** | AdaL CLI · Claude Code · Cursor · Copilot · Codex · Antigravity CLI · Devin · Windsurf · Amp | | **5+ formats** | AGENTS.md · CLAUDE.md · .cursorrules · copilot-instructions.md · SKILL.md | | **2 protocols** | MCP (Model Context Protocol) · ACP (Agent Client Protocol) | | **8+ SDKs** | AdalFlow · LangGraph · OpenAI Agents SDK · CrewAI · Pydantic AI · Smolagents · Strands Agents | diff --git a/docs/landscape.md b/docs/landscape.md index e854046..e9447ea 100644 --- a/docs/landscape.md +++ b/docs/landscape.md @@ -26,7 +26,7 @@ The AI coding agent ecosystem in early 2026 consists of **10+ major agents**, ** | Agent | Company | Type | Pricing | Protocol | Config Format | Key Strength | |-------|---------|------|---------|----------|--------------|-------------| -| [Gemini CLI](https://github.com/google-gemini/gemini-cli) | Google | Terminal agent | Free tier | MCP | AGENTS.md | Google ecosystem, free tier | +| [Antigravity CLI](/agents/antigravity-cli/) | Google | Terminal agent | Free tier | MCP | AGENTS.md | Google ecosystem, free tier | | [Windsurf](https://windsurf.com) | Cognition | IDE | $15/mo+ | Custom | AGENTS.md | Cascade flow, context engine | | [Amp](https://amp.dev) | Sourcegraph | Terminal + Web | Usage-based | ACP | AGENTS.md | Codebase search, ACP native | | [Devin](https://devin.ai) | Cognition | Autonomous agent | Enterprise | Custom | AGENTS.md | Full autonomy, browser use | @@ -51,7 +51,7 @@ The AI coding agent ecosystem in early 2026 consists of **10+ major agents**, ** - **Owner**: OpenAI → Agentic AI Foundation (Linux Foundation) - **Adoption**: 60,000+ open-source repositories - **Purpose**: Universal agent instructions — build commands, test workflows, coding conventions -- **Supported by**: Claude Code, Cursor, Copilot, Codex, Gemini CLI, Devin, Windsurf, Amp, AdaL, Factory, Cline, Roo Code +- **Supported by**: Claude Code, Cursor, Copilot, Codex, Antigravity CLI, Devin, Windsurf, Amp, AdaL, Factory, Cline, Roo Code - **Website**: [agents.md](https://agents.md) - **Spec**: Standard Markdown, no proprietary syntax - **Key feature**: Nested files for monorepos @@ -111,7 +111,7 @@ The AI coding agent ecosystem in early 2026 consists of **10+ major agents**, ** - **Owner**: Anthropic - **Purpose**: Standardized protocol for connecting AI models to external tools and data sources -- **Adoption**: Claude Code, Cursor, Gemini CLI, AdaL CLI, Cline, Roo Code, and more +- **Adoption**: Claude Code, Cursor, Antigravity CLI, AdaL CLI, Cline, Roo Code, and more - **Key feature**: Tool servers that any MCP-compatible client can use - **Analogy**: "USB-C for AI" — one protocol, many tools - **Website**: [modelcontextprotocol.io](https://modelcontextprotocol.io) diff --git a/docs/plan.md b/docs/plan.md index a05414a..f6ab499 100644 --- a/docs/plan.md +++ b/docs/plan.md @@ -29,7 +29,7 @@ graph TB CU[Cursor] CP[GitHub Copilot] CX[OpenAI Codex] - GC[Gemini CLI] + GC[Antigravity CLI] DV[Devin] WS[Windsurf] AM[Amp] @@ -201,7 +201,7 @@ graph LR - [ ] Launch "Submit Your Agent" feature - [ ] Publish first benchmark results - [ ] Start GitHub discussions for community contributions -- [ ] Write 10 more agent profiles (Gemini CLI, Devin, Windsurf, Amp, etc.) +- [ ] Write 10 more agent profiles (Antigravity CLI, Devin, Windsurf, Amp, etc.) **Month 3: Growth** - [ ] Launch skill/tool review system diff --git a/src/content/docs/agents/antigravity-cli.md b/src/content/docs/agents/antigravity-cli.md new file mode 100644 index 0000000..165d827 --- /dev/null +++ b/src/content/docs/agents/antigravity-cli.md @@ -0,0 +1,45 @@ +--- +title: Antigravity CLI +description: "Google's new terminal agent in replacement of Gemini CLI" +--- + +## Overview + +| | | +| ------------------ | ------------------------------------------------------------------------------------------------------------------------------ | +| **Company** | Google | +| **Type** | Terminal agent | +| **Pricing** | Generous free tier with Gemini 3.5 Flash, Gemini 3.1 Pro, Gemini 3 Flash, Claude Sonnet 4.6, Claude Opus 4.6, and gpt-oss-120b | +| **Protocol** | MCP | +| **Config Formats** | GEMINI.md, AGENTS.md | +| **Website** | [google-antigravity/antigravity-cli](https://antigravity.google/product/antigravity-cli) | + +## What It Does + +Antigravity CLI is a new terminal-based coding agent that replaces Gemini CLI. It offers a generous free tier, access to multiple models, and support for subagents, MCP, and Skills. + +## Key Strengths + +- **Free tier**: Generous free tier with access to Gemini 3.5 Flash, Gemini 3.1 Pro, Gemini 3 Flash, Claude Sonnet 4.6, Claude Opus 4.6, and gpt-oss-120b +- **MCP support**: Connect external tools +- **Google ecosystem**: Integrates with Google Cloud services +- **Large context**: Antigravity's 1M+ token context window + +## Best For + +- Developers wanting a free terminal agent +- Google Cloud projects +- Tasks requiring very large context windows + +## Some useful Commands + +| Command | Description | +| -------------- | ------------------------------------------------------------------------------------------ | +| `/goal` | Run until the specified task is completely finished, without asking for intermediate input | +| `/mcp` | Manage and list connected MCP servers | +| `/tools` | View available built-in and external tools | +| `/memory` | Inspect the agent's current conversation memory | +| `/btw ` | Ask a side question in the background without interrupting the main conversation | +| `/config` | Configure models and preview features | + +--- diff --git a/src/content/docs/agents/gemini-cli.md b/src/content/docs/agents/gemini-cli.md deleted file mode 100644 index 874a4c8..0000000 --- a/src/content/docs/agents/gemini-cli.md +++ /dev/null @@ -1,45 +0,0 @@ ---- -title: Gemini CLI -description: "Google's open-source terminal AI agent — free tier, MCP support" ---- - -## Overview - -| | | -|---|---| -| **Company** | Google | -| **Type** | Terminal agent | -| **Pricing** | Free tier (Gemini 2.5 Pro, Gemini 3 Pro/Flash in preview) | -| **Protocol** | MCP | -| **Config Formats** | AGENTS.md | -| **GitHub** | [google-gemini/gemini-cli](https://github.com/google-gemini/gemini-cli) | - -## What It Does - -Gemini CLI is Google's open-source terminal-based coding agent. It offers a generous free tier (60 requests per minute and 1,000 requests per day for personal Google accounts) and supports MCP for tool integration. - -## Key Strengths - -- **Free tier**: Generous free tier, In `/settings`, you can toggle "Preview Features" to access experimental models like Gemini 3 Pro and Gemini 3 Flash. -- **Open source**: Community-driven development -- **MCP support**: Connect external tools -- **Google ecosystem**: Integrates with Google Cloud services -- **Large context**: Gemini's 1M+ token context window - -## Best For - -- Developers wanting a free terminal agent -- Google Cloud projects -- Tasks requiring very large context windows - -## Some useful Commands - -| Command | Description | -|---------|-------------| -| `/mcp` | Manage and list connected MCP servers | -| `/tools` | View available built-in and external tools | -| `/memory` | Inspect the agent's current conversation memory | -| `/stats` | View token usage and request statistics | -| `/settings` | Configure models (enable Gemini 3 Pro/Flash preview) | ---- - diff --git a/src/content/docs/benchmarks/models-for-coding.md b/src/content/docs/benchmarks/models-for-coding.md index 40750e4..6ecc8eb 100644 --- a/src/content/docs/benchmarks/models-for-coding.md +++ b/src/content/docs/benchmarks/models-for-coding.md @@ -62,7 +62,7 @@ The AI coding landscape moves fast. This page tracks which models perform best f - **Context window**: 1M tokens - **Strengths**: Remarkably strong for a "Flash" model — actually outperforms Gemini 3 Pro on coding benchmarks. Massive context window ideal for large monorepos. Excellent speed-to-quality ratio. Best value frontier model for coding. - **Weaknesses**: Less refined tool-use than Claude. Some reports of inconsistency on very long sessions. -- **Best agents**: Gemini CLI, Cursor (as alternative model) +- **Best agents**: Antigravity CLI, Cursor (as alternative model) - **Pricing**: ~$0.15 / $0.60 per 1M tokens (input/output) #### Gemini 3 Pro (Google) @@ -70,7 +70,7 @@ The AI coding landscape moves fast. This page tracks which models perform best f - **Context window**: 1M tokens - **Strengths**: Strong multimodal capabilities. 1M context for massive codebases. Good at reasoning through complex problems. - **Weaknesses**: Surprisingly outperformed by Flash on coding. Reports of memory issues and code deletion in long sessions. [source](https://vertu.com/lifestyle/gemini-3-flash-outperforms-pro-in-coding-while-pro-suffers-critical-memory-issues/) -- **Best agents**: Gemini CLI +- **Best agents**: Antigravity CLI - **Pricing**: $1.25 / $10 per 1M tokens (input/output) #### Claude Sonnet 4.5 (Anthropic) diff --git a/src/content/docs/formats/agents-md.md b/src/content/docs/formats/agents-md.md index 61efae2..c7bf1bf 100644 --- a/src/content/docs/formats/agents-md.md +++ b/src/content/docs/formats/agents-md.md @@ -1,6 +1,6 @@ --- title: "AGENTS.md" -description: "The universal open format for guiding AI coding agents — used by 60K+ repos" +description: "The universal open format for guiding AI coding agents - used by 60K+ repos" sidebar: badge: text: Standard @@ -9,7 +9,7 @@ sidebar: ## What is AGENTS.md? -AGENTS.md is a simple, open format for guiding AI coding agents. Think of it as a **README for agents** — a dedicated place in your repo to provide context and instructions that help AI coding agents work effectively on your project. +AGENTS.md is a simple, open format for guiding AI coding agents. Think of it as a **README for agents** - a dedicated place in your repo to provide context and instructions that help AI coding agents work effectively on your project. **Adoption**: 60,000+ open-source repositories **Stewarded by**: Agentic AI Foundation (Linux Foundation) @@ -27,18 +27,18 @@ Your README.md is for humans. AGENTS.md is for AI agents. It tells them: | Agent | Reads AGENTS.md | |-------|:---:| -| [Claude Code](/agents/claude-code/) | ✅ | -| [Cursor](/agents/cursor/) | ✅ | -| [GitHub Copilot](/agents/github-copilot/) | ✅ | -| [OpenAI Codex](/agents/openai-codex/) | ✅ | -| [Gemini CLI](/agents/gemini-cli/) | ✅ | -| [Devin](/agents/devin/) | ✅ | -| [Windsurf](/agents/windsurf/) | ✅ | -| [Amp](/agents/amp/) | ✅ | -| [AdaL CLI](/agents/adal/) | ✅ | -| Factory.ai | ✅ | -| [Cline](/agents/cline/) | ✅ | -| Roo Code | ✅ | +| [Claude Code](/agents/claude-code/) | Yes | +| [Cursor](/agents/cursor/) | Yes | +| [GitHub Copilot](/agents/github-copilot/) | Yes | +| [OpenAI Codex](/agents/openai-codex/) | Yes | +| [Antigravity CLI](/agents/antigravity-cli/) | Yes | +| [Devin](/agents/devin/) | Yes | +| [Windsurf](/agents/windsurf/) | Yes | +| [Amp](/agents/amp/) | Yes | +| [AdaL CLI](/agents/adal/) | Yes | +| Factory.ai | Yes | +| [Cline](/agents/cline/) | Yes | +| Roo Code | Yes | ## How to Write One @@ -60,9 +60,9 @@ Create an `AGENTS.md` file in your project root: - Use Zod for runtime validation ## Architecture -- `/src/components/` — React components -- `/src/lib/` — Utility functions -- `/src/api/` — API routes +- `/src/components/` - React components +- `/src/lib/` - Utility functions +- `/src/api/` - API routes ``` ## Advanced: Nested Files @@ -71,23 +71,22 @@ For monorepos, place AGENTS.md files in subdirectories: ``` my-monorepo/ -├── AGENTS.md ← Root-level instructions +├── AGENTS.md <- Root-level instructions ├── packages/ │ ├── frontend/ -│ │ └── AGENTS.md ← Frontend-specific +│ │ └── AGENTS.md <- Frontend-specific │ └── backend/ -│ └── AGENTS.md ← Backend-specific +│ └── AGENTS.md <- Backend-specific ``` ## vs Other Formats | Feature | AGENTS.md | CLAUDE.md | .cursorrules | |---------|:---------:|:---------:|:------------:| -| Universal | ✅ | ❌ | ❌ | -| Foundation-backed | ✅ | ❌ | ❌ | -| Nested support | ✅ | ✅ | ✅ | +| Universal | Yes | No | No | +| Foundation-backed | Yes | No | No | +| Nested support | Yes | Yes | Yes | **Recommendation**: Use AGENTS.md as your base, then add agent-specific files for fine-tuning. --- - diff --git a/src/content/docs/index.mdx b/src/content/docs/index.mdx index ab481d5..1bb46bb 100644 --- a/src/content/docs/index.mdx +++ b/src/content/docs/index.mdx @@ -24,7 +24,7 @@ import LogoMarquee from "../../../src/components/LogoMarquee.astro"; **By Anthropic** — Connects AI models to external tools and data. The "USB-C for AI." - Adopted by: Claude Code, Cursor, Gemini CLI, AdaL CLI, Cline + Adopted by: Claude Code, Cursor, Antigravity CLI, AdaL CLI, Cline [Learn more →](/protocols/mcp/) diff --git a/src/content/docs/protocols/mcp.md b/src/content/docs/protocols/mcp.md index dff3f4f..23efac7 100644 --- a/src/content/docs/protocols/mcp.md +++ b/src/content/docs/protocols/mcp.md @@ -1,11 +1,11 @@ --- -title: "MCP — Model Context Protocol" +title: "MCP - Model Context Protocol" description: "Anthropic's open protocol for connecting AI models to external tools and data sources" --- ## What is MCP? -The **Model Context Protocol (MCP)** is an open standard by Anthropic for connecting AI models to external tools, data sources, and services. Think of it as **"USB-C for AI"** — one protocol that lets any AI model connect to any tool. +The **Model Context Protocol (MCP)** is an open standard by Anthropic for connecting AI models to external tools, data sources, and services. Think of it as **"USB-C for AI"** - one protocol that lets any AI model connect to any tool. **Owner**: Anthropic **Website**: [modelcontextprotocol.io](https://modelcontextprotocol.io) @@ -13,11 +13,11 @@ The **Model Context Protocol (MCP)** is an open standard by Anthropic for connec ## How It Works ``` -AI Agent (Client) ←→ MCP Protocol ←→ MCP Server (Tool) +AI Agent (Client) <-> MCP Protocol <-> MCP Server (Tool) Claude Code JSON-RPC File system Cursor Database AdaL CLI API - Gemini CLI Browser + Antigravity CLI Browser ``` MCP servers expose **tools** (functions the agent can call), **resources** (data the agent can read), and **prompts** (templates for common tasks). @@ -26,31 +26,30 @@ MCP servers expose **tools** (functions the agent can call), **resources** (data | Agent | MCP Support | |-------|:-----------:| -| [Claude Code](/agents/claude-code/) | ✅ Native | -| [Cursor](/agents/cursor/) | ✅ | -| [Gemini CLI](/agents/gemini-cli/) | ✅ | -| [AdaL CLI](/agents/adal/) | ✅ | -| [Cline](/agents/cline/) | ✅ | -| Roo Code | ✅ | -| [Windsurf](/agents/windsurf/) | ✅ | +| [Claude Code](/agents/claude-code/) | Yes, Native | +| [Cursor](/agents/cursor/) | Yes | +| [Antigravity CLI](/agents/antigravity-cli/) | Yes | +| [AdaL CLI](/agents/adal/) | Yes | +| [Cline](/agents/cline/) | Yes | +| Roo Code | Yes | +| [Windsurf](/agents/windsurf/) | Yes | ## Popular MCP Servers -- **Filesystem** — Read/write local files -- **GitHub** — Manage repos, issues, PRs -- **PostgreSQL** — Query databases -- **Brave Search** — Web search -- **Puppeteer** — Browser automation +- **Filesystem** - Read/write local files +- **GitHub** - Manage repos, issues, PRs +- **PostgreSQL** - Query databases +- **Brave Search** - Web search +- **Puppeteer** - Browser automation ## MCP vs ACP | | MCP | ACP | |---|---|---| -| **Connects** | Model ↔ Tools | Agent ↔ Editor | +| **Connects** | Model <-> Tools | Agent <-> Editor | | **Purpose** | Give models access to external capabilities | Let agents work in any IDE | | **Analogy** | USB-C (one plug, many devices) | App Store (one agent, many editors) | -They're complementary — not competing. See [ACP protocol guide](/protocols/acp/) for more details. +They're complementary - not competing. See [ACP protocol guide](/protocols/acp/) for more details. --- -