Subscription AI humanizer/rewriter offering multiple AI-model access and word-credit tiers to bypass AI content detectors.
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
Open-source, chat-based GenAI data-engineering tool that builds and schedules data pipelines from plain-English commands.
Digital attendance and e-signature platform for training providers, with certified sign-in methods, surveys and campus comms.
All-in-one AI image and video generator that aggregates third-party models like Sora 2, Nano Banana Pro and GPT-Image.
Browser extension for chaining and automating multi-step AI prompts across ChatGPT, Claude, Gemini, and other chat tools.
No-code/low-code platform for building and governing enterprise generative-AI agents with a shared prompt studio and data pipeline.
Turns meetings, interviews, and calls into transcripts and custom AI deliverables like summaries and briefs, EU-hosted.
AI tool that converts podcast episodes into branded email newsletters with extracted quotes, timestamps, guest bios, and resource links.
Chrome extension that drafts and replies to Gmail messages with AI, bundled with a broader multi-model AI browsing assistant.
Applied-AI studio and R&D group building enterprise products like the FeatureOS feedback platform for product teams.
Native iPhone/iPad/Mac ChatGPT client with custom personas, Siri integration and a privacy promise not to train on chats.
Singapore-based AI automation agency building custom workflow automations and document-aware AI chatbots for businesses.
Unofficial web wrapper offering free daily DALL-E 3 image generation from text prompts, no ChatGPT Plus subscription needed.
Offline-first Markdown note editor with inline AI assistance and runnable code blocks for developers and analysts.
AI-native LMS built on Open edX for training providers, with AI course creation, skills tracking and white-label multi-tenant delivery.
Backend service that adds metering, load-balancing, and storage to LLM and generative-AI apps so developers can bill users.
Aimy Ads is Brand Networks' conversational AI media buyer that plans, launches and optimizes paid campaigns across channels.
Subscription-based AI HDR video generator offering lip sync and sound effects for creators needing quick text/image-to-video clips.
Novel-writing app that grounds AI generation in a story database of characters, locations and timelines.
Pairs coding agents with senior-developer oversight to turn vague tickets into specs and merge-ready pull requests.
AI support automation that builds knowledge graphs from past tickets and docs to speed ticket resolution, with usage-based pricing.
Chrome extension acting as an AI SQL copilot inside Metabase—generating, editing, explaining and formatting queries.
AI-based master data management tool for large enterprises needing fast, license-free record deduplication and golden-record creation.
AI sales development rep that researches leads and runs personalized email and LinkedIn outreach to book meetings automatically.
API Enabled AI Tools tools compared
| Tool | Best for | Free tier | Price | Monthly visits |
|---|---|---|---|---|
| Undetectable AI Humanizer | Subscription AI humanizer/rewriter offering multiple AI-model access and word-credit tiers to bypass AI content detectors. | — | $30/mo | 2.0K |
| Ask On Data | Open-source, chat-based GenAI data-engineering tool that builds and schedules data pipelines from plain-English commands. | Yes | Freemium | 1.9K |
| Edusign | Digital attendance and e-signature platform for training providers, with certified sign-in methods, surveys and campus comms. | Trial | Free trial | 1.9K |
| nbpro.io | All-in-one AI image and video generator that aggregates third-party models like Sora 2, Nano Banana Pro and GPT-Image. | Yes | $7.42/mo | 1.9K |
| Prompt Blaze | Browser extension for chaining and automating multi-step AI prompts across ChatGPT, Claude, Gemini, and other chat tools. | — | Paid | 1.9K |