macOS menu-bar AI writing companion that rewrites, shortens or fixes selected text in any app via keyboard shortcuts.
Best API Enabled AI Tools of 2026
Every tool here exposes a developer API you can build on — REST, SDKs, or webhooks — so you can wire its AI capability straight into your own product. Spanning every domain from image and audio to data and code, liveness-verified, and ranked by real traffic. If you are shipping a feature and need the model or capability behind an endpoint, start here.
See the ranked list ↓The ranked list
Showing 24 of 3434 live tools · ranked by real traffic
AI-powered SEO keyword assistant for generating relevant keywords and optimizing website SEO.
Infrastructure-as-code platform to define and manage cloud resources in general-purpose languages, with an AI infra agent for teams.
AI-moderated user-testing and survey platform that runs adaptive interviews and polls, then auto-summarizes themes and insights.
Multichannel AI SDR platform running autonomous LinkedIn, email, WhatsApp, call, chat, SMS, and Instagram outreach for B2B sales teams.
Influencer marketing platform to find, vet, message and track creators across nine networks; paid from $199/mo, free trial.
Converts video and podcast transcripts into SEO blog posts and social content, aimed at agencies repurposing existing video libraries.
No-code builder for branded chat agents and internal AI workflow automations, aimed at businesses replacing manual back-office tasks.
Predicts motor-vehicle-accident case values and runs AI lead-capture chat/SMS agents for law firms; plans from $249.99/mo.
Foundation-model robotics company building a general-purpose brain to control many robot bodies for inspection, manipulation, and packing.
Confidential AI API and chat platform that runs inference inside verifiable hardware enclaves (TEEs) for privacy-sensitive teams.
Causal AI platform that runs simulated market experiments to predict which pricing, messaging or product changes actually drive behavior.
Image infrastructure that generates an AI image from a URL, caches it on a global CDN, and serves it forever via a plain <img> tag.
AI-agent user research platform that recruits participants, runs interviews, and cites analysis back to the transcript for research teams.
Agentic AI product-manager that turns an idea into an engineering-ready PRD via a 10-step discovery pipeline.
Telegram's confidential-compute network on TON, linking GPU owners with developers for low-cost, private AI compute.
Automates faceless short-form video series for TikTok and YouTube Shorts on a recurring posting schedule.
No-code builder for human-like AI voice agents that handle inbound and outbound calls in 40+ languages.
Influencer-marketing platform combining creator discovery, CRM, and an AI content studio in one workspace.
Data-centric platform for building AI on unstructured data, spanning data curation, models, pipelines and human feedback.
Agent-command-center IDE (the former Windsurf/Codeium) for running and reviewing many local and cloud coding agents from one desktop app.
AI platform for automated API versioning and collaboration.
Intent-led GTM platform that identifies in-market buyers and site visitors, enriches them, and routes leads to CRM and ad tools.
AI-native headless CMS where teams direct agents to create content, build features and ship code from chat tools.
API Enabled AI Tools tools compared
| Tool | Best for | Free tier | Price | Monthly visits |
|---|---|---|---|---|
| TextWisely | macOS menu-bar AI writing companion that rewrites, shortens or fixes selected text in any app via keyboard shortcuts. | Trial | $5/mo | — |
| KYWRD | AI-powered SEO keyword assistant for generating relevant keywords and optimizing website SEO. | — | — | — |
| Pulumi | Infrastructure-as-code platform to define and manage cloud resources in general-purpose languages, with an AI infra agent for teams. | Yes | Freemium | — |
| TheySaid | AI-moderated user-testing and survey platform that runs adaptive interviews and polls, then auto-summarizes themes and insights. | Yes | Freemium | — |
| Sellinger AI | Multichannel AI SDR platform running autonomous LinkedIn, email, WhatsApp, call, chat, SMS, and Instagram outreach for B2B sales teams. | Trial | $1/mo | — |