Coding & Development
Best AI API Tools in 2026: Free & Paid Picks
AI API helps developers connect models, generation, analysis, and automation into real products. Use AI API to compare tools for pricing, endpoints, latency, model coverage, documentation, and integration experience.
546Total AI API Tools67Most Relevant AI API Tools130Free AI API ToolsAI API Tools updated Jun 18, 2026
Top tools
Top 10 AI API Tools
Explore top AI API Tools ranked by category fit, free access, AI-powered features, traffic, and pricing context.
Paid
Cl
Claude
An AI assistant for natural language tasks, coding, and workflow automation.
Improved performance and longer response generation with Claude 2Natural language processing for versatile personal and professional tasksMulti-platform accessibility via web browser, API, and desktop application
Free plan
De
Deepseek
Advanced open-source AI models and developer API platform.
Flagship large language models (DeepSeek-V3 and reasoning-focused R1)Free AI assistant features for search, writing, reading, and translationOpen-source coding and mathematical reasoning capabilitiesRobust DeepSeek API platform with context caching and off-peak discount pricing
Free plan
Op
OpenAI
Official subscription and pricing guide for ChatGPT plans and features.
Access to diverse reasoning models including GPT-4o, OpenAI o3, and OpenAI o4-miniAdvanced voice mode with support for video and screensharingInteractive tables, charts, and file upload capabilities for data analysisWorkspace customization with custom GPTs, projects, and collaborative tasks+1
Paid
Go
Google AI Studio
A fast prototyping environment to build applications with Gemini AI models.
Access to the latest Gemini multimodal generative AI models from Google DeepMindSupport for processing text, code, images, audio, and video inputsBreakthrough 2M token context window, context caching, and search grounding featuresGoogle AI Studio quickstart with prompt ideas and structured outputs
Free plans
Best Free AI API Tools
Start with free AI api tools that cover practical website workflows, core features, and AI-powered output quality.
| Tool | Plan status | Pricing | Traffic | Feature preview | Website |
|---|---|---|---|---|---|
| Deepseek | Free option | Free web access, API starts from $0.035/1M tokens | 430M/mo | Flagship large language models (DeepSeek-V3 and reasoning-focused R1), Free AI assistant features for search, writing, reading, and translation | Visit |
| OpenAI | Free option | Free, Plus from $20/mo, Pro from $200/mo, Team from $25/user/mo | 203M/mo | Access to diverse reasoning models including GPT-4o, OpenAI o3, and OpenAI o4-mini, Advanced voice mode with support for video and screensharing | Visit |
| DeepL | Free option | Free, Starter from $8.74/mo | 116M/mo | Instant text translation for 33 languages, Whole-file document translation (.pdf, .docx, .pptx) preserving original formatting | Visit |
| Claude 3 | Free option | Free, Pro from $17/mo | 22M/mo | Advanced reasoning for complex cognitive tasks, Vision analysis for transcribing and analyzing static images, graphs, and notes | Visit |
| Photoroom | Free option | Free, Pro from SGD 89.98/year | 19M/mo | Precise automatic background removal, Magic Retouch to erase unwanted objects with a swipe | Visit |
| OpenRouter | Free option | Free models available, paid models billed pay-as-you-go | 17M/mo | Unified API endpoint compatible with OpenAI SDKs out of the box, Access to over 300+ models from 50+ diverse providers | Visit |
| Semantic Scholar | Free option | Free | 7.9M/mo | AI-driven semantic search across 226+ million scientific papers, Semantic Reader (Beta) for augmented, highly accessible, and contextual scientific reading | Visit |
| Luma AI | Free option | Free, Lite from $9.99/mo, Plus from $29.99/mo | 4.9M/mo | Photorealistic 3D capture using Neural Radiance Fields (NeRFs) and volumetric photogrammetry, Luma Dream Machine for high-quality text-to-video and image-to-video generation | Visit |
| Groq | Free option | Free, on-demand from $0.05/M tokens | 3.6M/mo | LPU™ (Language Processing Unit) engine designed for fast text and language token generation, OpenAI API specification compatibility requiring only minor code adjustments | Visit |
| Removal.AI | Free option | Free, Monthly Subscription from $5.99/mo | 1.8M/mo | Fully automated background removal in 3 seconds or less, Neat, clear, and smooth cutout edges capable of handling hair and furry textures | Visit |
Traffic
Most visited AI API Tools
Use traffic, free-plan status, and starting price to compare the most visited tools in this category.
| Tool | Traffic | Free plan | Starting price | Website |
|---|---|---|---|---|
| Claude | 953M/mo | No | Free to use | Visit |
| Deepseek | 430M/mo | Yes | Free web access, API starts from $0.035/1M tokens | Visit |
| OpenAI | 203M/mo | Yes | Free, Plus from $20/mo, Pro from $200/mo, Team from $25/user/mo | Visit |
| Google AI Studio | 123M/mo | No | Free, Pay-as-you-go from $0.0375/1M tokens | Visit |
| DeepL | 116M/mo | Yes | Free, Starter from $8.74/mo | Visit |
| Magnific (formerly Freepik) | 105M/mo | No | Contact for Pricing | Visit |
| ElevenLabs | 35M/mo | No | Free, Starter from $5/mo | Visit |
| Tripo AI | 28M/mo | No | Free, Professional from $15.90/mo | Visit |
Browse all tools
Top AI API Tools Comparison
Browse all AI API Tools in this category with search, free-plan filtering, sorting, website signals, pricing, and AI-powered feature context.
| Tool | Free | Pricing | Traffic | Features | Website |
|---|---|---|---|---|---|
| Miragic Virtual Try-on Clothes | No | Free, Top Up Credits from $5 | 11K/mo | AI Virtual Try-On With Online AI Clothes Changer, Supports multiple input types including flat-lay apparel, hanging apparel, and 3D apparel | Visit |
| DecorAI | No | Starts at $7 for a 7-day trial, Monthly from $24/mo | 23K/mo | AI-powered interior design generation from photos, floor plans, or sketches, Over 30 multiple room styles including residential, commercial, and outdoor spaces | Visit |
| Hedy 2.0 MacOS App | No | Free, Pro from $9.99/mo | 38K/mo | Real-time conversation intelligence and proactive coaching suggestions, Multilingual support understanding and translating over 30 languages | Visit |
| Pipio | No | Free, Pro from $16/mo | 20K/mo | Over 100 realistic AI avatars with customizable ethnicities, ages, and styles, 140+ AI voices with realistic intonation and inflection across 40+ languages | Visit |
| AI HomeDesign | No | Free trial available, Pro plan from $19/mo | 36K/mo | AI Virtual Staging: Adds furniture and decor to vacant room photos in multiple styles with a click., AI Item Removal: Selects and clears clutter or unwanted existing furniture from property images. | Visit |
| Unscreen | Yes | Free, Plus Premium from $4.99/mo | 20K/mo | 100% automatic AI-powered video background removal with zero manual pixel picking, Smart object removal capabilities to clean up unwanted elements in footage | Visit |
| mindflow.io | No | Contact for Pricing | 20K/mo | AI Text-to-Automation: Turn natural language prompts into tailored workspaces and ready-to-go execution flows using NLP., AI Rooms: The ultimate interactive AI copilot built to talk directly to any of your IT and cybersecurity tools. | Visit |
| Airtop | No | Free, Starter from $29/mo | 36K/mo | Natural language browser control without complex scripts, Support for login complexities, including OAuth, 2FA, and Captcha solving | Visit |
| adversa.ai | No | Contact for Pricing | 35K/mo | ML / AI / LLM Threat Modeling and Security Architecture Review, Automated Red Teaming and Validation of real attack vectors | Visit |
| datavisor.com | No | Contact for Pricing | 19K/mo | Real-Time Data Orchestration and Decisioning, Generative AI-Powered Detection & Automation with AI Co-Pilot | Visit |
| Leap AI | Yes | Free, Pro from $99/mo, Business plans are Custom | 50K/mo | No-code drag-and-drop workflow builder to design custom AI automations in minutes, Over 300+ seamless tool integrations including Notion, Trello, Slack, and Feishu platforms | Visit |
| Rewarx Studio - AI Product Photography & Virtual Studio | No | Free, Starter from $29.90/mo | 33K/mo | Virtual Production Studio with precise lighting, depth, and material texture control, Smart Style Templates for consistent cross-product line branding | Visit |
| Marqo | No | Contact for Pricing | 33K/mo | AI-powered semantic search and personalized results based on user behavior, Multimodal and image-to-text, text-to-image search capability | Visit |
| Sufy | No | Free, Object Storage from $0.0022/GB/mo | 17K/mo | S3-Compatible Object Storage with multi-tier lifecycle management (Standard, IA, Archive, Deep Archive), Global CDN Acceleration with over 20,000 nodes and 200+ TB bandwidth across 100+ countries | Visit |
| Spinrewriter | No | Free Trial, Plans from $47/mo or $77/yr | 16K/mo | ENL Semantic Rewriting technology that understands word context, Mass export capability generating up to 1,000 unique article variations at once | Visit |
| chattr.ai | No | Contact for Pricing | 52K/mo | Conversational AI for automated candidate screening and real-time Q&A, Automated calendar syncing and interview scheduling | Visit |
| docswrite.com | No | Starts at $29/mo | 16K/mo | One-click publishing from Google Docs to WordPress without needing plugins, Automatic image extraction, compression to WEBP, and upload to WordPress Media Library | Visit |
| Offorte | No | Starts at $14.00/mo | 15K/mo | AI Textwriter and automated proposal generator, Branded, interactive proposal templates with rich media integration | Visit |
| Magic Eraser | No | Free, PRO from $4.99/mo | 29K/mo | AI-powered object, text, blemish, and people removal, No signup or registration required for basic use | Visit |
| Creaitor AI | No | Starts at SGD 25.1/mo, Free Trial available | 28K/mo | AI Blog Wizard & 80+ AI Assistants for automated text generation across 40+ languages, Automated Keyword Clusters and competitor keyword analysis to identify content gaps | Visit |
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