Models

Model directory

A curated directory of current frontier and major open models, sourced from official provider model pages and docs.

Open Source

Closed Source

closed sourcereasoningClaude Opusgenerally available

Claude Opus 4.8

AnthropicReleased 2026-05-281M contexttext + image
closed sourcereasoningGPT-5.5limited preview

GPT-5.5-Cyber

OpenAIReleased 2026-05-071M contexttext + image
closed sourcereasoningGPT-5.5generally available

GPT-5.5

OpenAIReleased 2026-04-231M contexttext + image
closed sourcereasoningGPT-5.5generally available

GPT-5.5 Pro

OpenAIReleased 2026-04-231M contexttext + image
closed sourcereasoningClaude Opusgenerally available

Claude Opus 4.7

AnthropicReleased 2026-04-161M contexttext + image
closed sourcereasoningClaude Mythospreview

Claude Mythos Preview

AnthropicReleased 2026-04-07text + image
closed sourcereasoning

Claude 3.7 Sonnet

AnthropicReleased 2026-03-25
closed sourcemultimodal

Gemini 2.5 Flash

Google DeepMindReleased 2026-03-25
closed sourcemultimodal

Gemini 2.5 Pro

Google DeepMindReleased 2026-03-25
closed sourcemultimodal

GPT-4.5

OpenAIReleased 2026-03-12
closed sourcereasoningGPT-5.4generally available

GPT-5.4

OpenAIReleased 2026-03-051.05M contexttext + image
closed sourcereasoningGPT-5.4generally available

GPT-5.4 mini

OpenAIReleased 2026-03-05400K contexttext + image
closed sourcereasoningGPT-5.4generally available

GPT-5.4 nano

OpenAIReleased 2026-03-05400K contexttext + image
closed sourcetext

Mistral Large

Mistral AIReleased 2026-02-26
closed sourcereasoning

Grok 3

xAIReleased 2026-02-18
closed sourcereasoningClaude Sonnetgenerally available

Claude Sonnet 4.6

AnthropicReleased 2026-02-171M contexttext + image
closed sourcereasoning

o3

OpenAIReleased 2025-12-20
closed sourceimageGPT Imagegenerally available

GPT Image 1.5

OpenAIReleased 2025-12-16text + image
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