# Orthogonal API Directory

> Pay-per-use APIs for AI agents. Each API below links to its `skill.md` —
> an agent-ready reference with endpoints, costs, and runnable `curl` examples.

**Run API:** `POST https://api.orth.sh/v1/run` · **Auth:** `Authorization: Bearer $ORTHOGONAL_API_KEY`
Get an API key at https://orthogonal.com/dashboard/settings/api-keys · [llms.txt](https://orthogonal.com/llms.txt)

## APIs

- [AgentMail](https://orthogonal.com/discover/agentmail/skill.md): Programmatic email for AI agents. Create inboxes, send/receive emails, manage threads and drafts. Inboxes cost $2/month. Inboxes inactive for 30+ days are automatically deleted.
- [Andi Search API](https://orthogonal.com/discover/andi/skill.md): AI Search for the Next Generation
- [Apollo API](https://orthogonal.com/discover/apollo/skill.md): Apollo.io API for people and company enrichment, search, and prospecting. Access the Apollo database of 210M+ contacts and 30M+ companies.
- [Aviato](https://orthogonal.com/discover/aviato/skill.md): Comprehensive company and person intelligence platform. Enrich companies and people, search with advanced DSL queries, get funding rounds, investments, employees, founders, contact info, LinkedIn social data, and market maps.
- [Baseten Model APIs](https://orthogonal.com/discover/baseten/skill.md): Baseten is a high-performance inference platform for running open source LLMs. This API provides an OpenAI-compatible chat completions endpoint, so it works as a drop-in replacement with any OpenAI SDK or client. Just swap the base URL and API key. Available models include DeepSeek V3 and V3.1, GLM 4.6 and 4.7 from Zhipu, Moonshot's Kimi K2 family (including K2 Thinking with 262k context), and OpenAI's GPT OSS 120B. Several models support controllable reasoning depth via a reasoning_effort parameter. Supports streaming, tool calling, structured outputs, and extended context windows up to 262k tokens.
- [Brand.dev API](https://orthogonal.com/discover/brand-dev/skill.md): API to personalize your product with logos, colors, and company info from any domain.
- [Bytemine](https://orthogonal.com/discover/bytemine/skill.md): Sales intelligence platform offering prospect search, contact enrichment, company intelligence, web crawling, funding/acquisition signals, LinkedIn post monitoring, proposal generation, meeting briefs, ROI calculators, and fraud detection.
- [CaptainData](https://orthogonal.com/discover/captaindata/skill.md): CaptainData API provides people and company enrichment, search, and discovery powered by LinkedIn Sales Navigator data. Find and enrich profiles, search for people and companies, and discover employees.
- [Company Enrich](https://orthogonal.com/discover/company-enrich/skill.md): Comprehensive company and people data enrichment, search, and lead generation API. Enrich company profiles by domain or properties, search companies by industry/location/size/technology, find similar companies, search people by title/company/location, and more.
- [ContactOut](https://orthogonal.com/discover/contactout/skill.md): Find anyone's email and phone number. Sales and recruitment intelligence with LinkedIn enrichment, people search, company search, email verification, and decision maker discovery.
- [Context.dev](https://orthogonal.com/discover/context-dev/skill.md): API for retrieving context data from any website. Web scraping, brand retrieval, AI data extraction, screenshots, and more.
- [Coresignal](https://orthogonal.com/discover/coresignal/skill.md): Business data intelligence platform providing company, employee, and job data from multiple sources. Access 3B+ regularly updated records via simple filters and data collection endpoints.
- [Crustdata](https://orthogonal.com/discover/crustdata/skill.md): Comprehensive B2B data platform providing firmographic data, growth metrics, people profiles, and web intelligence for companies worldwide.
- [Didit API](https://orthogonal.com/discover/didit/skill.md): The all-in-one identity platform. Powering the fastest identity verification while fighting fraud and unifying all identity checks.
- [Dome API](https://orthogonal.com/discover/dome/skill.md): Dome API provides comprehensive access to prediction market data across multiple platforms including Polymarket and Kalshi.
- [Edges](https://orthogonal.com/discover/edges/skill.md): Edges provides LinkedIn automation actions for data extraction, search, and discovery. Extract profiles, companies, posts, jobs, events, and more. Search across LinkedIn and Sales Navigator.
- [ElevenLabs](https://orthogonal.com/discover/elevenlabs/skill.md): AI-powered voice, speech, music, and audio generation platform. Text-to-speech, speech-to-text, voice cloning, sound effects, music composition, audio isolation, dubbing, and more.
- [Exa API](https://orthogonal.com/discover/exa/skill.md): Exa is a search engine made for AIs.
- [Fiber AI API](https://orthogonal.com/discover/fiber/skill.md): Reach anyone on the planet with verified contacts. Fiber AI delivers the most accurate contact data, period.
- [Fundable](https://orthogonal.com/discover/fundable/skill.md): Real-time venture capital deals, startup, and investor data. Search funding rounds, discover companies, analyze investors, and track deal flow with advanced filtering and AI-powered semantic search.
- [Happenstance](https://orthogonal.com/discover/happenstance/skill.md): Person research API. Submit a description of someone and get back a detailed profile including employment history, education, projects, writings, hobbies, and a summary.
- [Hunter](https://orthogonal.com/discover/hunter/skill.md): Hunter.io API for finding and verifying professional email addresses. Domain search, email finder, email verification, and company/person enrichment.
- [Influencers Club](https://orthogonal.com/discover/influencers-club/skill.md): Creator discovery, enrichment, and audience analytics across Instagram, YouTube, TikTok, Twitter, Twitch, and more. Search creators with advanced filters, enrich profiles by handle or email, find similar creators, compare audience overlap, and fetch content posts with engagement data.
- [Jina Search Foundation API](https://orthogonal.com/discover/jina-s/skill.md): Your Search Foundation, Supercharged. Search AI for multilingual and multimodal data.
- [Linkup API](https://orthogonal.com/discover/linkup/skill.md): Linkup is a web search engine for AI apps. We connect your AI application to the internet. Our API provides grounding data to enrich your AI’s output and increase its precision, accuracy and factuality.
- [Logo.dev](https://orthogonal.com/discover/logo/skill.md): Logo.dev - Brand search and company data API
- [Nano Banana](https://orthogonal.com/discover/nano-banana/skill.md): Generate and edit images using Google Gemini native image generation models. Supports text-to-image, image editing, multi-image composition. Two models: gemini-2.5-flash-image (fast) and gemini-3-pro-image-preview (2K/4K with thinking/grounding).
- [Nano Banana 2](https://orthogonal.com/discover/nano-banana-2/skill.md): Generate and edit images using Google Gemini 3.1 Flash Image (Nano Banana 2). Combines Pro-level quality with Flash speed. Advanced world knowledge, subject consistency, precise text rendering, and rapid iteration.
- [Notte](https://orthogonal.com/discover/notte/skill.md): Browser automation API for AI agents. Start browser sessions, run AI agents, scrape webpages, and automate browser tasks with headless Chrome/Firefox. Features include CAPTCHA solving, proxy support, and persistent browser profiles.
- [Nyne.ai](https://orthogonal.com/discover/nyne/skill.md): People and company intelligence platform. Find contacts, enrich profiles, get social media activity, and discover event attendees.
- [Ocean.io](https://orthogonal.com/discover/ocean-io/skill.md): Ocean.io API for company and people search, enrichment, lookup, and discovery. Find lookalike companies, enrich contacts, reveal emails/phones, and more.
- [Olostep API](https://orthogonal.com/discover/olostep/skill.md): Olostep offers AI a way to search the web, extract structured data in real time and build custom research agents.
- [OpenAI](https://orthogonal.com/discover/openai/skill.md): OpenAI API for text generation, embeddings, image generation, audio processing, and content moderation.
- [OpenFunnel](https://orthogonal.com/discover/openfunnel/skill.md): GTM intelligence platform. Search companies by traits/signals, enrich accounts with firmographic data, find and enrich people, get account timelines and insights, and deploy signal-monitoring agents.
- [Openmart](https://orthogonal.com/discover/openmart/skill.md): Local business search, enrichment, and lead intelligence. Search 30M+ US/CA/AU businesses by query, tags, location, reviews, ownership type, price tier, revenue. Enrich companies, find decision makers with verified emails and phones, detect tech stacks.
- [Parallel API](https://orthogonal.com/discover/parallel/skill.md): A web API purpose-built for AIs. Powering millions of daily requests
- [People Data Labs](https://orthogonal.com/discover/peopledatalabs/skill.md): Access the world's largest people and company dataset. Enrich, search, and clean person, company, school, location, job title, and IP data.
- [Perplexity API](https://orthogonal.com/discover/perplexity/skill.md): Build with the best AI answer engine. Power your products with the fastest, cheapest search APIs out there.
- [Precip AI - Hyperlocal Weather Data API](https://orthogonal.com/discover/precip/skill.md): Precip offers highly accurate, site-specific rainfall accumulation data.
- [PredictLeads](https://orthogonal.com/discover/predictleads/skill.md): Company intelligence API providing job openings, news events, financing events, technology detections, connections, products, and more for any company.
- [Riveter API](https://orthogonal.com/discover/riveter/skill.md): Power your product with data from the web. Riveter's agents manage web search, scraping, browser infrastructure, and proxies for you. Every result has a source.
- [Scrape Creators](https://orthogonal.com/discover/scrapecreators/skill.md): Social media data extraction API covering 22+ platforms including TikTok, Instagram, YouTube, Twitter/X, LinkedIn, Facebook, Reddit, Pinterest, Threads, Bluesky, and more.
- [ScrapeGraphAI](https://orthogonal.com/discover/scrapegraphai/skill.md): Scrape URLs, extract structured data with LLMs, search and scrape top results, crawl websites, and monitor pages for changes.
- [SearchAPI](https://orthogonal.com/discover/searchapi/skill.md): Real-time SERP scraping API - Search YouTube, Google, Amazon, TikTok, Instagram, and 100+ other platforms
- [Seltz](https://orthogonal.com/discover/seltz/skill.md): Context-engineered web search API. Search the web and return matching documents with full content.
- [Serper](https://orthogonal.com/discover/serper/skill.md): Google Search API by Serper - fast, reliable access to 12 Google search types: web search, images, videos, news, places, maps, shopping, scholar, patents, autocomplete, lens (reverse image search), and reviews. All endpoints accept POST with JSON body. Returns structured JSON results.
- [Serper Scrape](https://orthogonal.com/discover/serper-scrape/skill.md): Web scraping powered by Serper - extract clean text, markdown, or HTML from any URL. Handles JavaScript-rendered pages and returns structured content with metadata.
- [Sixtyfour API](https://orthogonal.com/discover/sixtyfour/skill.md): Build custom research agents to enrich people and company data, and surface real-time signals all with a simple API call.
- [Tako](https://orthogonal.com/discover/tako/skill.md): Tako is a knowledge search engine that visualizes the world's data. Search with natural language to get interactive knowledge cards with charts, tables, and insights powered by sources like S&P Global, World Bank, and more.
- [Tavily API](https://orthogonal.com/discover/tavily/skill.md): Real-time search, extraction, and web crawling through a single, secure API.
- [Tavus API](https://orthogonal.com/discover/tavus/skill.md): Tavus APIs allow you to create a Conversational Video Interface (CVI), an end-to-end pipeline for building real-time video conversations with an AI replica. Each replica is integrated with a persona that enables it to see, hear, and respond like a human.
- [Textbelt API](https://orthogonal.com/discover/textbelt/skill.md): Textbelt is an SMS API that is built for developers who just want to send and receive SMS. Sending an SMS is a simple thing. Our goal is to provide an API that is correspondingly simple, without requiring account configuration, logins, or extra recurring billing.
- [Tomba API](https://orthogonal.com/discover/tomba/skill.md): Email finding and verification API
- [Valyu API](https://orthogonal.com/discover/valyu/skill.md): Valyu’s Search API lets your AI search for the information it needs. Access high-quality content from the web and proprietary sources, with full-text multimodal retrieval.
- [Voygr](https://orthogonal.com/discover/voygr/skill.md): Validate whether a business exists at a given address and check if it is currently open or closed.
- [Z.ai API](https://orthogonal.com/discover/zai/skill.md): Z.ai’s GLM series large language models, including GLM-4.5 and GLM-4.6, focus on advanced reasoning, coding, and agentic capabilities through a unique Mixture-of-Experts (MoE) architecture that prioritizes model depth over width for better efficiency and reasoning.