Table of Contents
AI Models and Tools Reference Guide Introduction
The AI landscape has exploded in 2024-2025, with hundreds of specialized models now available across every conceivable use case. From GPT-5 and Claude Sonnet 4 revolutionizing conversational AI, to FLUX and Imagen-4 pushing the boundaries of image generation, to breakthrough video models like Sora and Veo-3 making Hollywood-quality content accessible to everyone.
But with great power comes great confusion. Which model should you use for coding? What’s the difference between GPT-4o and GPT-5-mini? When should you choose Claude over Gemini? Is FLUX-pro worth the upgrade from FLUX-schnell?
This comprehensive guide cuts through the noise by organizing over 200+ AI models and tools into clear categories, explaining what each one does best, and helping you make informed decisions about which AI to use for your specific needs.
Whether you’re a developer choosing between reasoning models, a content creator exploring image and video generation, a researcher looking for search-enhanced AI, or simply curious about the current state of artificial intelligence – this reference guide has you covered.
What you’ll find:
- Complete categorization of major AI models by function
- Clear explanations of model variants and specializations
- Access level requirements (free vs. subscription)
- Guidance on choosing the right tool for your use case
Let’s dive into the definitive map of today’s AI ecosystem.
Large Language Models (Text Generation & Chat)
GPT Models (OpenAI)
- GPT-5 – Latest flagship model for advanced reasoning and complex tasks
- GPT-5-Chat – Chat-optimized version of GPT-5
- GPT-5-mini – Smaller, faster version of GPT-5
- GPT-5-nano – Lightweight version for basic tasks
- GPT-4o – Multimodal model (text, image, audio)
- GPT-4o-mini – Smaller version of GPT-4o
- GPT-4o-Latest – Most recent GPT-4o version
- GPT-4o-Aug – August 2024 version of GPT-4o
- GPT-4.1 – Enhanced GPT-4 variant
- GPT-4.1-mini – Smaller GPT-4.1
- GPT-4.1-nano – Lightweight GPT-4.1
- GPT-4-Classic – Original GPT-4
- GPT-4-Classic-0314 – Specific vintage GPT-4 version
- GPT-4-Turbo – Faster GPT-4 variant
- GPT-3.5-Turbo – Fast, efficient model for basic tasks
- GPT-3.5-Turbo-Instruct – Instruction-following version
- GPT-3.5-Turbo-Raw – Unfiltered version
OpenAI Reasoning Models
- o1 – Advanced reasoning model
- o1-pro – Professional reasoning model
- o1-mini – Compact reasoning model
- o3 – Next-generation reasoning
- o3-pro – Professional o3 model
- o3-mini – Compact o3 model
- o3-mini-high – High-performance o3-mini
- o4-mini – Latest mini reasoning model
- o3-deep-research – Research-focused reasoning
- o4-mini-deep-research – Research-focused mini model
Claude Models (Anthropic)
- Claude-Sonnet-4 – Balanced performance and efficiency
- Claude-Opus-4 – Most capable Claude model
- Claude-Opus-4.1 – Enhanced Opus version
- Claude-Sonnet-3.7 – Previous generation Sonnet
- Claude-Sonnet-3.5 – Earlier Sonnet version
- Claude-Sonnet-3.5-June – Specific June release
- Claude-Haiku-3.5 – Fast, lightweight model
- Claude-Haiku-3 – Earlier Haiku version
- Claude-Opus-3 – Previous Opus generation
Claude Reasoning Models
- Claude-Opus-4-Reasoning – Reasoning-enhanced Opus
- Claude-Sonnet-4-Reasoning – Reasoning-enhanced Sonnet
- Claude-Sonnet-3.7-Reasoning – Reasoning-enhanced 3.7
Claude Search-Enhanced Models
- Claude-Opus-4-Search – Web search integrated Opus
- Claude-Sonnet-4-Search – Web search integrated Sonnet
- Claude-Sonnet-3.7-Search – Search-enhanced 3.7
- Claude-Sonnet-3.5-Search – Search-enhanced 3.5
- Claude-Haiku-3.5-Search – Search-enhanced Haiku
Gemini Models (Google)
- Gemini-2.5-Pro – Advanced multimodal model
- Gemini-2.5-Flash – Fast processing variant
- Gemini-2.5-Flash-Lite-Preview – Lightweight preview
- Gemini-2.0-Flash – Previous generation fast model
- Gemini-2.0-Flash-Preview – Preview version
- Gemini-2.0-Flash-Lite – Lightweight variant
- Gemini-1.5-Pro – Earlier pro version
- Gemini-1.5-Flash – Earlier flash version
- Gemini-1.5-Pro-Search – Search-integrated pro
- Gemini-1.5-Flash-Search – Search-integrated flash
Grok Models (xAI)
- Grok-4 – Latest Grok model
- Grok-3 – Previous generation
- Grok-3-Mini – Compact Grok-3
- Grok-2 – Earlier Grok version
DeepSeek Models
- DeepSeek-R1 – Reasoning-focused model
- DeepSeek-V3 – General purpose model
- DeepSeek-R1-FW – Framework-optimized R1
- DeepSeek-R1-DI – Domain-specific R1
- DeepSeek-V3-FW – Framework-optimized V3
- DeepSeek-V3-DI – Domain-specific V3
- DeepSeek-R1-Distill – Distilled version
- DeepSeek-R1-Turbo-DI – Fast domain-specific R1
- DeepSeek-V3-Turbo-DI – Fast domain-specific V3
Meta Llama Models
- Llama-4-Scout-B10 – Scout variant B10
- Llama-4-Maverick – Maverick variant
- Llama-4-Maverick-T – Tuned Maverick
- Llama-4-Maverick-B10 – Maverick B10
- Llama-4-Scout – Base scout model
- Llama-4-Scout-T – Tuned scout
- Llama-4-Scout-CS – Computer science focused
- Llama-3.3-70B – 70B parameter model
- Llama-3.3-70B-FW – Framework-optimized
- Llama-3.3-70B-DI – Domain-specific
- Llama-3.3-70B-Vers – Versioned model
- Llama-3.1-405B – Large 405B model
- Llama-3.1-70B – 70B parameter version
- Llama-3.1-8B – Compact 8B model
- Various tuned and optimized versions (T, FW, DI, FP16 variants)
Qwen Models (Alibaba)
- Qwen-3-235B-2507-T – Large tuned model
- Qwen3-235B-2507-FW – Framework-optimized
- Qwen3-Coder-480B-T – Coding-specialized 480B
- Qwen3-Coder-480B-FW – Framework-optimized coder
- Qwen3-235B-A22B – A22B variant
- Qwen3-235B-A22B-DI – Domain-specific A22B
- Qwen-2.5-7B-T – 7B tuned model
- Qwen-2.5-72B-T – 72B tuned model
- Qwen2.5-Coder-32B – 32B coding model
- QwQ-32B-T – 32B Q&A model
- Qwen-2.5-VL-32b – Vision-language 32B
- Qwen2.5-VL-72B-T – Vision-language 72B
Mistral Models
- Mistral-Medium – Mid-tier model
- Mistral-Large-2 – Large model version 2
- Mistral-Small-3.2 – Compact 3.2 version
- Mistral-Small-3.1 – Earlier small version
- Mistral-Small-3 – Base small model
- Mistral-NeMo – NeMo variant
- Mistral-7B-v0.3 – 7B parameter model
- Mixtral8x22b-Inst-FW – Mixture of experts model
Other Language Models
- Kimi-K2 – Knowledge-focused model
- Kimi-K2-T – Tuned K2 version
- MiniMax-M1 – Efficient model
- GLM-4.5 – General language model
- Gemma-3-27B – 27B parameter Gemma
- Gemma-2-27b-T – Tuned Gemma-2
- Command-R – Instruction-following model
- Command-R-Plus – Enhanced Command-R
- Solar-Pro-2 – Professional model
- Reka-Core – Core Reka model
- Reka-Flash – Fast Reka variant
- Hermes-3-70B – Hermes chat model
- Aya-Expanse-32B – Multilingual model
- Aya-Vision – Vision-capable Aya
- Phi-4-DI – Domain-specific Phi-4
Specialized Models
Research & Analysis
- GPT-Researcher – Research-focused model
- Perplexity-Deep-Research – Deep research analysis
- Reka-Research – Research-oriented model
- DeepClaude – Enhanced Claude variant
- Inception-Mercury – Mercury reasoning model
- Inception-Mercury-Coder – Coding-focused Mercury
Search-Enhanced Models
- Web-Search – General web search integration
- GPT-4o-Search – GPT-4o with search
- GPT-4o-mini-Search – Mini GPT-4o with search
- Perplexity-Sonar – Real-time search model
- Perplexity-Sonar-Pro – Professional search
- Perplexity-Sonar-Rsn – Reasoning search
- Perplexity-Sonar-Rsn-Pro – Pro reasoning search
- Perplexity-R1-1776 – Historical reasoning search
- Bagoodex-Web-Search – Web search specialist
Image Generation Models
FLUX Series
- FLUX-pro-1.1-ultra – Ultra-high quality
- FLUX-pro-1.1 – Professional version 1.1
- FLUX-pro – Professional FLUX
- FLUX-dev – Development version
- FLUX-schnell – Fast generation
- FLUX-Kontext-Max – Context-aware max
- FLUX-Kontext-Pro – Context-aware pro
- FLUX-Krea – Creative variant
- Various tuned and framework versions
Google Imagen
- Imagen-4-Ultra-Exp – Experimental ultra version
- Imagen-4-Fast – Fast Imagen-4
- Imagen-4 – Standard Imagen-4
- Imagen-3 – Previous generation
- Imagen-3-Fast – Fast Imagen-3
Other Image Generators
- Phoenix-1.0 – Phoenix image model
- Ideogram-v3 – Latest Ideogram
- Ideogram-v2 – Previous Ideogram
- Ideogram-v2a – Enhanced v2
- Ideogram-v2a-Turbo – Fast v2a
- Ideogram – Base Ideogram
- Luma-Photon – Photorealistic generator
- Luma-Photon-Flash – Fast photon
- Hidream-I1-full – Full Hidream model
- Retro-Diffusion-Core – Retro-style generator
- StableDiffusion3.5-L – Large Stable Diffusion
- StableDiffusion3-2B – 2B parameter SD
- StableDiffusionXL – Extra large version
- StableDiffusion3.5-T – Tuned 3.5
- DALL-E-3 – OpenAI’s image generator
- Recraft-V3 – Design-focused generator
- Sana-T2I – Text-to-image model
Image Editing & Enhancement
- FLUX-Inpaint – Image inpainting
- FLUX-Fill – Image filling
- Bria-Eraser – Background removal
- remove-background – Background remover
- Clarity-Upscaler – Image upscaling
- TopazLabs – Professional enhancement
- Restyler – Style transfer
- Sketch-to-Image – Sketch conversion
- LivePortrait – Portrait animation
Video Generation Models
Hailuo AI
- Hailuo-02-Pro – Professional video generation
- Hailuo-02 – Standard video model
- Hailuo-02-Standard – Standard quality
- Hailuo-Director-01 – Director-style videos
- Hailuo-Live – Live video generation
- Hailuo-AI – General video AI
Google Video Models
- Veo-3 – Latest video generation
- Veo-3-Fast – Fast Veo-3
- Veo-2 – Previous generation
- Veo-2-Video – Video-focused Veo-2
Other Video Generators
- Sora – OpenAI’s video model
- Runway – Professional video editing
- Runway-Gen-4-Turbo – Fast generation
- Pika – Creative video generation
- Dream-Machine – Surreal video creation
- Kling-2.1-Master – Master quality Kling
- Kling-2.1-Pro – Professional Kling
- Kling-2.1-Std – Standard Kling
- Kling-2.0-Master – Previous master
- Kling-1.6-Pro – Earlier pro version
- Kling-1.5-Pro – Legacy pro version
- Kling-Pro-Effects – Effects-focused
- Pixverse-v4.5 – Pixverse video model
- Wan-2.2 – Wan video generator
- Wan-2.1 – Previous Wan version
- Mochi-preview – Preview video model
Video Analysis
- TwelveLabs – Video understanding
- Ray2 – Video analysis model
Audio & Speech Models
Text-to-Speech (TTS)
- PlayAI-TTS – PlayAI speech synthesis
- PlayAI-Dialog – Conversational TTS
- Unreal-Speech-TTS – Realistic speech
- Hailuo-Speech-02 – Hailuo speech model
- ElevenLabs – High-quality voice cloning
- Cartesia – Voice synthesis
- Orpheus-TTS – Advanced TTS
Music & Audio
- Lyria – Music generation model
3D & Specialized Models
3D Generation
- Trellis-3D – 3D model generation
Coding & Development
- App-Creator – Application builder
- Python – Python code execution
- FLUX-dev-finetuner – Model fine-tuning
- Llama-3.1-Nemotron – Coding-focused Llama
Utility Tools
- MarkItDown – Document processing
- Tako – General utility model
- Poe-System-Bot – System management
- Seedance-1.0-Pro – Professional seed model
- Seedance-1.0-Lite – Lightweight seed
- Seedream-3.0 – Dream generation
Access Levels
- OFFICIAL – Standard access
- SUBSCRIBER ACCESS – Premium subscription required
- NEW – Recently released models
200+ AI Models and Tools Reference Guide 2025
This comprehensive list covers text generation, image creation, video production, audio synthesis, 3D modeling, coding assistance, and specialized research tools across multiple AI providers including OpenAI, Anthropic, Google, Meta, and others.