New: End of Coding, Age of Building

AI Models
Guide

A quick-reference to the major AI models, who makes them, and what they do best.

Updated March 2026
Model Company Best For Key Differentiator
GPT-5.x OpenAI General purpose Dynamic routing picks the right sub-model per request
Claude 4.6 Anthropic Coding & reasoning Top human-preference scores; agentic autonomy
Gemini 3.x Google DeepMind Multimodal Best benchmark breadth; strong pricing; Workspace integration
Grok 4.x xAI Real-time info Live X/Twitter data; multi-agent parallel reasoning
Llama 4 Meta Open-source 10M token context; fully self-hostable
DeepSeek V3/R1 DeepSeek Cost efficiency Frontier performance trained for under $6M; open source
Mistral Large Mistral EU compliance Enterprise-safe; strong open-weight models for regulated industries
Qwen 3 Alibaba Multilingual 119 languages; models from 0.6B to 1T+ parameters
Kimi K2.5 Moonshot AI Agentic open-source 1T params; Agent Swarm coordinates up to 100 sub-agents
GLM-5 Zhipu AI Open frontier 744B MoE; MIT license; trained on zero NVIDIA GPUs
Sonar Perplexity Search & research Search-grounded answers at 1200 tok/s; built on Llama 3.3 + Cerebras
Composer Cursor AI-native coding MoE model trained via RL for software engineering; background agents

GPT-5.x Series

OpenAI · San Francisco

The versatile all-rounder with dynamic internal routing.

  • GPT-5.4 is the current flagship with a 1M token context window
  • Uses an internal router to select the right sub-model per request in real time
  • Native computer use and tool calling for agentic automation
  • Strong at documentation, unit tests, and complex SQL queries

Claude 4.6 Family

Anthropic · San Francisco

The developer favorite for coding, reasoning, and safety.

  • Opus 4.6 (flagship), Sonnet 4.6 (best value), Haiku 4.5 (fast/cheap)
  • Leads human-preference leaderboards; strong ARC-AGI-2 scores
  • Agentic capabilities: autonomous multi-step coding tasks
  • Known for safety, steerability, and high-quality long-form writing

Gemini 3.x

Google DeepMind · Mountain View

Multimodal powerhouse with top benchmark breadth.

  • Gemini 3.1 Pro leads the Artificial Analysis Intelligence Index
  • Native multimodal: processes text, images, audio, and video natively
  • 1M token context window; deep Google Workspace integration
  • Strong value at $2/$12 per million input/output tokens

Grok 4.x

xAI · Austin

Real-time data meets raw reasoning power.

  • Grok 4.20 uses native multi-agent architecture with four specialist agents that debate before responding
  • Real-time integration with X (Twitter) for current events
  • Scored 100% on AIME 2025 math competition (Heavy variant)
  • Less filtered personality; positioned as an alternative to corporate AI

Sonar (Perplexity)

Perplexity AI · San Francisco

Search-native AI built for grounded, cited answers.

  • Built on Llama 3.3 70B, further trained for search-grounded factuality
  • Runs at 1,200 tokens/sec on Cerebras inference hardware
  • Model family: Sonar, Sonar Pro, Reasoning Pro, Deep Research
  • Matches GPT-4o on user satisfaction benchmarks

Composer 1.5 (Cursor)

Cursor · San Francisco

AI-native coding model built for software engineering.

  • Mixture-of-experts model trained via RL in real development environments
  • 4x faster generation than comparable frontier coding models
  • Background agents run tasks autonomously while you work
  • Cursor Automations trigger agents from GitHub PRs, Slack, Linear, PagerDuty

Llama 4

Meta · Menlo Park

The leading open-source model family.

  • Llama 4 Scout: industry-leading 10M token context window
  • Fully open weights; can be self-hosted for complete data control
  • Performance competitive with paid frontier models
  • Requires powerful hardware for full-scale deployment

DeepSeek V3.2 / R1

DeepSeek · Hangzhou, China

Frontier performance at a fraction of the cost.

  • 671B parameter MoE model famously trained for under $6M
  • R1 variant excels at transparent, step-by-step reasoning
  • V3.2-Speciale matches GPT-5 level performance on key benchmarks
  • Open-source with competitive benchmark scores; V4 multimodal imminent

Mistral Large 3

Mistral AI · Paris, France

The enterprise-safe European choice.

  • Strong open-weight models designed for EU AI Act compliance
  • Default choice for regulated industries (finance, healthcare, gov)
  • Good multilingual support, especially European languages
  • Balances capability with privacy and sovereignty requirements

Kimi K2.5

Moonshot AI · Beijing, China

Open-source agentic powerhouse with Agent Swarm.

  • 1T total parameters (32B active), MoE architecture with native vision-language
  • Agent Swarm coordinates up to 100 specialized sub-agents in parallel
  • Kimi Code CLI agent rivals Claude Code and Gemini CLI
  • Backed by Alibaba and HongShan; strong global traction

GLM-5

Zhipu AI · Beijing, China

Frontier-class model on a MIT license.

  • 744B parameter MoE model (44B active) with 200K context window
  • Released under MIT license; trained entirely on Huawei Ascend chips
  • 77.8% on SWE-bench Verified; 50.4% on Humanity's Last Exam
  • Priced roughly 6x cheaper than comparable proprietary models

Qwen 3

Alibaba Cloud · Hangzhou, China

The multilingual giant.

  • Supports 119 languages with hybrid Mixture-of-Experts architecture
  • 0.6B to 235B open-weight; Qwen3-Max (1T+) API-only; Qwen3-Coder (480B) for code
  • Competitive with DeepSeek-R1 and OpenAI o1 on reasoning benchmarks
  • Qwen3-Coder achieves 69.6% on SWE-Bench Verified, surpassing many frontier models

Midjourney v7

Midjourney

Artistic, stylized visuals with strong aesthetic control

Imagen 4

Google

Photorealistic composition, spelling, and typography accuracy

Nano Banana 2

Google

Fast AI image editing, remixing, and style transfers; built on Gemini Flash

DALL-E 4

OpenAI

Integrated with ChatGPT; strong prompt adherence

Stable Diffusion 3.5

Stability AI

Open-source; self-hostable; highly customizable

FLUX.2

Black Forest Labs

From the Stable Diffusion creators; up to 4MP; open-weight Klein variant

Video generation leaders: Google Veo 3.1 (native 4K + vertical video), Sora 2 (OpenAI, up to 25s + Disney partnership), Kling 3.0 (native 4K/60fps), and Runway Gen-4 (creative/cinematic).

Building Software

  • Build a full-stack app from scratch Claude 4.6
  • Debug a complex codebase Claude 4.6
  • Generate unit tests and docs GPT-5.x
  • Rapid UI prototyping GPT-5.x
  • Background agents for parallel development Composer 1.5 (Cursor)
  • Open-source agentic coding Kimi K2.5

Research & Analysis

  • Analyze a long PDF or contract Gemini 3.x
  • Summarize a YouTube video Gemini 3.x
  • Get real-time data on a trending topic Grok 4.x
  • Get sourced answers with citations Sonar (Perplexity)
  • Deep competitive research Claude 4.6

Creative & Visual

  • Create stylized hero images Midjourney v7
  • Generate photorealistic product shots Imagen 4
  • Edit and remix existing images Nano Banana 2
  • Generate a short video from a prompt Veo 3 / Sora

Data & Math

  • Solve complex math problems step-by-step Grok 4.x
  • Write and optimize SQL queries GPT-5.x
  • Transparent chain-of-thought reasoning DeepSeek R1
  • Analyze spreadsheet data Gemini 3.x

Self-Hosting & Privacy

  • Run a model on your own infrastructure Llama 4
  • Fine-tune for a domain-specific task Llama 4
  • Deploy in EU-regulated environments Mistral Large
  • Budget-friendly open-source alternative DeepSeek V3
  • MIT-licensed frontier alternative GLM-5

Writing & Communication

  • Write long-form technical content Claude 4.6
  • Draft emails and business writing GPT-5.x
  • Translate content across 100+ languages Qwen 3
  • Summarize meeting transcripts Gemini 3.x

There is no single "best" model in 2026. The landscape has shifted from a winner-take-all race to specialized excellence. Match the model to the task.

Sourced directly from company websites and documentation. Updated weekly.

ESC