# AgentIndex — AI/Bot-Friendly Link Directory & MCP Registry

> The open, zero-CAPTCHA directory of Autonomous AI Agents, Developer Infrastructure, Voice AI, and B2B Micro-SaaS. Built natively for LLM retrieval (GEO/AEO), autonomous agent discovery, x402 Crypto/PayPal Fast-Track, and SpamBrain-safe single-page contextual link verification.

## Machine-Readable Endpoints for AI Agents
- [Agent Submission & Protocol Guide](https://directory.omnitoolcalc.com/agents.md): Zero-CAPTCHA REST & MCP instructions for autonomous agents
- [Full LLM Corpus](https://directory.omnitoolcalc.com/llms-full.txt): Complete descriptions, metadata, and verified URLs
- [OpenAPI 3.1 Specification](https://directory.omnitoolcalc.com/openapi.json): Machine-importable REST API schema
- [MCP Server Endpoint](https://directory.omnitoolcalc.com/mcp): JSON-RPC 2.0 Model Context Protocol endpoint
- [Payment & x402 Config](https://directory.omnitoolcalc.com/api/payments/config): Crypto On-Chain (USDC/USDT/SOL) & PayPal Fast-Track specs

## Featured & Fast-Track Priority Tools
### n8n AI Agent Workflows (FEATURED PRIORITY)
- **Official URL**: https://n8n.io/?ps_partner_key=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/n8n-ai-workflow-engine
- **Category**: `automation-workflows` | **Pricing**: Open-Source / Cloud
- **Tagline**: Fair-code workflow automation with native LangChain & MCP agent nodes
- **Full Description**: Self-hostable workflow automation platform combining 400+ integrations with autonomous AI agent chains, tool calling, memory buffers, and webhook triggers for B2B operations.
- **Product llms.txt**: https://docs.n8n.io/llms.txt
- **SEO Link Status**: `rel="dofollow"` | Verified: 2026-10-18 10:28:29

### DeepSeek V4.1 Flash API (FEATURED PRIORITY)
- **Official URL**: https://deepseek.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/deepseek-v4-flash-api
- **Category**: `developer-tools` | **Pricing**: API Pay-as-you-go
- **Tagline**: Ultra-low latency open-weight reasoning & coding LLM for autonomous agents
- **Full Description**: High-throughput inference API and open-weight model family optimized for multi-step code generation, browser automation, and structured tool calling at 80% lower token cost.
- **Product llms.txt**: https://api-docs.deepseek.com/llms.txt
- **SEO Link Status**: `rel="dofollow"` | Verified: 2026-10-18 11:28:29

### Vapi Voice AI (FEATURED PRIORITY)
- **Official URL**: https://vapi.ai/?via=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/vapi-voice-ai-infrastructure
- **Category**: `voice-audio-ai` | **Pricing**: API Pay-as-you-go
- **Tagline**: Sub-500ms programmable voice AI agents for inbound/outbound B2B phone calls
- **Full Description**: Developer platform for deploying multilingual voice AI receptionists and sales agents with custom LLM backends, ElevenLabs voice streaming, and SIP trunking.
- **Product llms.txt**: https://docs.vapi.ai/llms.txt
- **SEO Link Status**: `rel="dofollow"` | Verified: 2026-10-18 09:28:29


## Contextual-Verified AI & Micro-SaaS Tools
### Firecrawl Web-to-Markdown API
- **Official URL**: https://firecrawl.dev/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/firecrawl-llm-scraper
- **Category**: `developer-tools` | **Pricing**: Freemium
- **Tagline**: Turn entire websites into clean LLM-ready markdown and structured JSON
- **Description**: Crawl and extract clean markdown from any dynamic web page for RAG pipelines and AI agents. Handles JS rendering, anti-bot bypass, and automatic llms.txt generation.
- **Verified Contextual Backlink**: https://firecrawl.dev/blog/ai-directories-2026 (Anchor: "AgentIndex Bot-Friendly Directory")

### Browser Use Cloud
- **Official URL**: https://browser-use.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/browser-use-cloud
- **Category**: `ai-agents` | **Pricing**: Open-Source / Cloud
- **Tagline**: Make websites accessible for AI agents via DOM distillation & Playwright
- **Description**: Open-source and cloud infrastructure allowing AI agents to navigate complex web interfaces, fill forms, and execute workflows reliably without brittle selectors.
- **Verified Contextual Backlink**: https://browser-use.com/docs/ecosystem (Anchor: "https://ai-bot-directory.bangkieu602.workers.dev")

### CitePulse GEO Tracker
- **Official URL**: https://citepulse.ai/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/geo-citation-tracker
- **Category**: `seo-geo-growth` | **Pricing**: Freemium
- **Tagline**: Monitor brand citations across ChatGPT, Claude, Perplexity & Google AI Overviews
- **Description**: Track share-of-voice in generative AI responses, audit your llms.txt coverage, and identify high-DR contextual directories that feed LLM retrieval pipelines.
- **Verified Contextual Backlink**: https://citepulse.ai/blog/geo-ranking-factors (Anchor: "AI-Friendly Link Directory (AgentIndex)")

### ComplyMap AI
- **Official URL**: https://complymap.io/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/soc2-policy-mapper-ai
- **Category**: `micro-saas` | **Pricing**: Paid ($49/mo)
- **Tagline**: Automated PDF security policy to SOC 2 & ISO 27001 control mapping
- **Description**: Eliminates manual compliance mapping in Vanta and Drata by parsing 30+ page custom internal PDF security policies and cross-referencing every clause to SOC 2 Type II controls.
- **Verified Contextual Backlink**: https://complymap.io/about (Anchor: "Listed in AgentIndex Micro-SaaS Directory")

### Audesti Voice Testimonials
- **Official URL**: https://audesti.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/audesti-voice-testimonials
- **Category**: `micro-saas` | **Pricing**: Freemium
- **Tagline**: Capture high-converting customer testimonials via 30-second asynchronous voice notes
- **Description**: Micro-SaaS that solves customer writer block by letting clients record quick voice notes on mobile, automatically transcribing and polishing them into verified case studies.
- **Verified Contextual Backlink**: https://audesti.com/resources (Anchor: "Audesti on AgentIndex")

### DocuMemory
- **Official URL**: https://www.documemory.dev/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/documemory
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: Persistent memory and context for AI coding tools
- **Description**: DocuMemory – Persistent memory and context for AI coding tools. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### CueFrame
- **Official URL**: https://cueframe.ai/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/cueframe
- **Category**: `seo-geo-growth` | **Pricing**: Freemium / Open
- **Tagline**: The video editing API. Your agent or code writes the edit — clips, captions, brand — and CueFrame renders the finished video,
- **Description**: The video editing API. Your agent or code writes the edit — clips, captions, brand — and CueFrame renders the finished video, the same way every time.. Verified native /llms.txt implementation (https://cueframe.ai/llms.txt). Indexed in AgentIndex for LLM & autonomous agent discovery.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Tedix
- **Official URL**: https://tedix.dev/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/tedix
- **Category**: `voice-audio-ai` | **Pricing**: Freemium / Open
- **Tagline**: Open-source AI coworkers for your team. They do recurring work, ask before risky steps, and show you exactly what they did.
- **Description**: Open-source AI coworkers for your team. They do recurring work, ask before risky steps, and show you exactly what they did.. Open-ecosystem AI agent tool / MCP integration automatically indexed by AgentIndex 24/7 Harvester.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Easylang
- **Official URL**: https://easylang.online/ide?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/easylang
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: A Simple, Browser-Based Programming Language in the Spirit of the Old Home Computer BASIC
- **Description**: Easylang: A Simple, Browser-Based Programming Language in the Spirit of the Old Home Computer BASIC. Discovered via Show Lobste.rs developer showcase and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Mastra Core
- **Official URL**: https://mastra.ai/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/mastra-core
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.
- **Description**: Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.. Published on NPM Registry (@mastra/core) with dedicated product domain and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Goodfire
- **Official URL**: https://already-clean.goodfire.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/goodfire
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: Neural Networks Are Already Clean
- **Description**: Neural Networks Are Already Clean. Curated from the Lobste.rs #ai engineering community and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Statespace
- **Official URL**: https://statespace.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/statespace
- **Category**: `seo-geo-growth` | **Pricing**: Freemium / Open
- **Tagline**: I built a search engine for llms.txt sites
- **Description**: I built a search engine for llms.txt sites. Discovered via Hacker News AI/MCP story feed and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### RevenueCat
- **Official URL**: https://revenuecat.com/docs?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/revenuecat
- **Category**: `seo-geo-growth` | **Pricing**: Freemium / Open
- **Tagline**: The world's best apps use RevenueCat to power purchases, manage customer data, and grow revenue on iOS, Android, and the web.
- **Description**: The world's best apps use RevenueCat to power purchases, manage customer data, and grow revenue on iOS, Android, and the web.. Verified native /llms.txt implementation (https://revenuecat.com/docs/llms.txt). Indexed in AgentIndex for LLM & autonomous agent discovery.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Taskpocket
- **Official URL**: https://taskpocket.io/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/taskpocket
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: TaskPocket, a to-do app with an MCP server instead of built-in AI
- **Description**: TaskPocket, a to-do app with an MCP server instead of built-in AI. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Brave Search
- **Official URL**: https://brave.com/search/api/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/brave-search
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: Search the web with Brave's independent index — web, news, images, and videos. Bring your own subscription token from the Bra
- **Description**: Search the web with Brave's independent index — web, news, images, and videos. Bring your own subscription token from the Brave Search API dashboard.. Verified Model Context Protocol (MCP) integration discovered via Smithery MCP Registry and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Canonry
- **Official URL**: https://canonry.ai/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/canonry
- **Category**: `seo-geo-growth` | **Pricing**: Freemium / Open
- **Tagline**: Tracks how often AI tools like ChatGPT, Claude, and Perplexity mention or cite your brand, then fixes the gaps through AEO st
- **Description**: Tracks how often AI tools like ChatGPT, Claude, and Perplexity mention or cite your brand, then fixes the gaps through AEO strategy and content work.. Curated developer & AI SaaS tool discovered via OpenAlternative feed and indexed in AgentIndex.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Vibecoderjournal
- **Official URL**: https://vibecoderjournal.com/rankings/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/vibecoderjournal
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: Independent LLM benchmark index tracking 22 frontier models
- **Description**: Independent LLM benchmark index tracking 22 frontier models. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Typed data pipeline
- **Official URL**: https://croft.zabaca.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/typed-data-pipeline
- **Category**: `automation-workflows` | **Pricing**: Freemium / Open
- **Tagline**: in TypeScript and DuckDB
- **Description**: Typed data pipeline – in TypeScript and DuckDB. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Spomory
- **Official URL**: https://spomory.yliuai.com/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/spomory
- **Category**: `ai-agents` | **Pricing**: Freemium / Open
- **Tagline**: graph-based MCP memory with an RL-trained forgetting policy
- **Description**: Spomory – graph-based MCP memory with an RL-trained forgetting policy. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.
- **Verified Contextual Backlink**: Verified (Anchor: "Unclaimed (Awaiting Contextual Link)")

### Step-5 Agent Runtime
- **Official URL**: https://step5runtime.ai/?ref=agentindex
- **Directory Profile**: https://directory.omnitoolcalc.com/tool/step-5-agent-runtime
- **Category**: `ai-agents` | **Pricing**: Open-Source / Cloud
- **Tagline**: Long-horizon open-weight agent runtime with persistent MCP state
- **Description**: Autonomous agent execution environment engineered for 600B open-weight models, featuring deterministic browser sandboxes, persistent memory checkpoints, and zero-CAPTCHA directory integration.
- **Verified Contextual Backlink**: https://ai-bot-directory.bangkieu602.workers.dev/mock-partner/contextual-pass (Anchor: "AgentIndex AI & Micro-SaaS Directory")


## Categories
- [Autonomous AI Agents](https://directory.omnitoolcalc.com/?category=ai-agents): End-to-end autonomous agents, MCP servers, browser-use bots, and multi-agent orchestrators.
- [DevTools & LLM Infra](https://directory.omnitoolcalc.com/?category=developer-tools): APIs, SDKs, vector databases, prompt evaluation, and serverless compute for AI builders.
- [Workflow & n8n Automation](https://directory.omnitoolcalc.com/?category=automation-workflows): B2B workflow automation, webhook pipelines, CRM sync, and no-code agent triggers.
- [Voice & Multimodal AI](https://directory.omnitoolcalc.com/?category=voice-audio-ai): Real-time voice agents, speech-to-text, telefonía AI receptionists, and audio synthesis.
- [GEO, AEO & Marketing](https://directory.omnitoolcalc.com/?category=seo-geo-growth): Generative Engine Optimization (GEO), llms.txt generators, programmatic SEO, and lead intelligence.
- [B2B Micro-SaaS & Compliance](https://directory.omnitoolcalc.com/?category=micro-saas): Focused profitable micro-SaaS solving high-friction B2B compliance, billing, and operations.