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 |
|---|---|---|---|---|---|
| Together AI | No | Free endpoints available; Paid inference from $0.008/1M tokens; GPU Clusters from $1.30/hr | 756K/mo | Serverless Inference API supporting over 100 open-source chat, vision, language, code, image, and embedding models, Dedicated Endpoints for deploying customized models on single-tenant NVIDIA hardware with per-minute billing | Visit |
| Algolia | Yes | Free, Grow plan pay-as-you-go, Premium and Elevate require annual contracts. | 770K/mo | NeuralSearch combining keyword and vector semantic search in a single API, Dynamic Re-ranking to automatically prioritize high-performing search results | Visit |
| D-ID | No | Free Trial available, Build from $14.4/mo | 683K/mo | Creative Reality™ Studio for seamless photo-to-video animation, Real-time streaming animation API for application integration | Visit |
| CometAPI | No | Pay-as-you-go, with models starting from $1.2/1M tokens | 363K/mo | Unified access to 500+ AI models using a single API key, Full compatibility with existing OpenAI SDKs for easy integration | Visit |
| Salad Transcription API | No | GPU instances from $0.02/hr, Transcription from $0.03/hr | 614K/mo | Fully customizable instances with flexible allocations of vCPUs and RAM, Decentralized network utilizing over 60,000 consumer GPUs | Visit |
| Evolink AI Model API | No | Pay-as-you-go based on usage, plus a 5-10% routing fee | 363K/mo | One unified API gateway for 40+ leading multimodal AI models, Intelligent routing system that reduces AI costs by 20% to 70% | Visit |
| Pollinations | Yes | Free | 325K/mo | No-registration and API key-free anonymous access, Multi-modal capabilities supporting text, image, and audio generation | Visit |
| novita.ai | Yes | Free models available, premium APIs are pay-as-you-go | 319K/mo | Access to over 200 Model APIs, including Chat, Image, Video, and Audio, On-demand GPU instances featuring high-performance units like A100, RTX 4090, and RTX 6000 | Visit |
| OfoxAI | Yes | Free, Pro plan is Pay-as-you-go | 274K/mo | Single unified API gateway for GPT, Claude, Gemini, DeepSeek, and 100+ LLMs, Fully OpenAI-compatible API protocol with a 3-minute quick setup | Visit |
| Browser Use | No | Free, API + UI from $30/mo | 540K/mo | Vision + HTML Extraction: Combines visual understanding with HTML structure extraction for web interaction., Multi-tab Management: Automatically handles multiple browser tabs for complex, parallel processing. | Visit |
| Deep Infra | No | Pay-as-you-go, Custom LLMs from $1.50/GPU-hour | 375K/mo | Serverless GPU hosting for fast ML inference, Support for top models including DeepSeek-R1, Llama 4, and Qwen3 | Visit |
| Deepfakes Web | No | Starts at $10/video | 489K/mo | Cloud processing powered by Nvidia A100 GPU, Stunning deepswaps generated in minutes | Visit |
| Jina AI | No | Free, Prototype from $50 | 483K/mo | High-performance multilingual embeddings supporting 89 languages with jina-embeddings-v3., Matryoshka representation learning allowing flexible truncation of embedding dimensions from 1024 down to 32. | Visit |
| MuAPI | No | Free, Paid options from $0.01/req | 411K/mo | Comprehensive Text-to-Video and Image-to-Video API generation featuring models like WAN 2.1, Hunyuan, Kling 2.1, and Google VEO 3., Advanced Text-to-Image models including the full Flux family (Schnell, Dev, Kontext) and Midjourney V7. | Visit |
| OpenAI.fm | Yes | Free | 437K/mo | Interactive text-to-speech playground for developers testing the OpenAI API, Wide array of diverse voice profiles including Alloy, Ash, Ballad, Coral, Echo, Fable, Onyx, Nova, Sage, Shimmer, Verse, and Vibe | Visit |
| Runware | No | Starts at $0.0006/image, ~1000 images free upon signup | 249K/mo | Blazing-fast inference speeds (e.g., 0.6s for FLUX Schnell, 0.8s for SD 1.5), Advanced orchestration featuring built-in redundancy, autoscaling, and parallel processing | Visit |
| CapMonster Cloud | No | Starts at $0.02 per 1,000 captchas | 408K/mo | AI-driven automated captcha recognition removing the need for human solvers, API compatibility with popular manual captcha-solving services | Visit |
| cartesia.ai | No | Free, Pro from $5/mo | 384K/mo | Ultra-low latency (around 90ms) powered by the flagship Sonic model, Realistic voice cloning and voice changer tools | Visit |
| Picarta | No | Free, Wallet from $12.99, Monthly Subscription from $59.99/mo | 381K/mo | Image Geolocalization using AI to predict photo locations, EXIF data viewer to extract embedded camera details and timestamps | Visit |
| Agnes AI | Yes | Free, Starter from $2/mo | 299K/mo | Unified AI Gateway providing free AI API access to multimodal models., Full-stack multimodal AI spanning text, image (Agnes Image 2.1 Flash), and video (Agnes Video V2.0). | Visit |
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