Large Language Models

Explore language models, how they work, and the techniques used to build applications with them.

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GPT-5.2

GPT-5.2 is a large language model developed by OpenAI and released on December 11, 2025. It is the second major update to the GPT-5 series, succeeding GPT-5.1, which had been released about a month earlier.

AI ModelsOpenAI

GPT-5.3

GPT-5.3 is a family of large language models released by OpenAI in February and March 2026 as part of the GPT-5 lineage.

AI ModelsOpenAI

GPT-5.6

GPT-5.6 is a family of proprietary multimodal large language models developed by OpenAI. The family entered a limited preview on June 26, 2026, and became generally available on July 9, 2026.

AI ModelsOpenAI

GPT-6 Astra

GPT-6 Astra is an OpenAI model that the company began rolling out on September 3, 2026, describing it as "the world's most intelligent and aligned model" and as the successor to the GPT-5.6 family.

AI ModelsOpenAI

GPT-J

GPT-J (full release name GPT-J-6B) is a 6-billion-parameter autoregressive transformer language model released by the EleutherAI collective on June 9, 2021, and first announced in a blog post dated June 4

Open Source AIResearch Organizations

GSM8K

GSM8K (Grade School Math 8K) is an English-language benchmark of grade-school arithmetic word problems released by OpenAI researchers in 2021.

AI BenchmarksMachine Learning

Gemini (language model)

Gemini is a family of natively multimodal large language models developed by Google DeepMind, first announced on December 6, 2023, that can reason across text, images, audio, video, and code within a single…

Generative AIGoogle DeepMind

Gemini 1.5 Flash

Gemini 1.5 Flash is a lightweight, low-latency multimodal large language model from Google DeepMind, released at Google I/O on May 14, 2024, as the fast and cost-efficient member of the Gemini 1.5 family.

Google DeepMindMultimodal AI

Gemini 1.5 Pro

Gemini 1.5 Pro is a multimodal large language model developed by Google DeepMind and announced on February 15, 2024, as the flagship model of the Gemini 1.5 generation.

Google DeepMindMultimodal AI

Gemini 2.0 Flash

Gemini 2.0 Flash is a fast, low-cost multimodal large language model built by Google DeepMind as the flagship workhorse of the Gemini 2.0 generation, designed for the agentic era with native tool use, a 1…

Google DeepMindMultimodal AI

Gemini 2.5 Pro

Gemini 2.5 Pro is the flagship reasoning large language model of Google's Gemini 2.5 family, developed by Google DeepMind and first released as an experimental preview on March 25, 2025

AI ModelsGoogle DeepMind

Gemini 3

Gemini 3 is the third major generation of the Gemini family of multimodal models from Google DeepMind, launched on November 18, 2025 with Gemini 3 Pro as the flagship and described by Google as "our most…

AI ModelsGoogle

Gemini 3 Flash

Gemini 3 Flash is a multimodal large language model released by Google on December 17, 2025 as the fast, lower-cost sibling to Gemini 3 Pro in the Gemini 3 family.

AI ModelsGoogle

Gemini 3.6 Flash

Gemini 3.6 Flash is a proprietary, multimodal large language model released by Google on July 21, 2026. It belongs to the Gemini 3 series and uses the stable API identifier gemini-3.6-flash.

AI ModelsGenerative AI

Gemini 3.8 Flash

Gemini 3.8 Flash is a multimodal model in Google's Gemini family. Google DeepMind released it on September 2, 2026 as a generally available model for software engineering, tool-using agents, and knowledge work.

AI ModelsGenerative AI

Gemini 3.8 Flash Cyber

Gemini 3.8 Flash Cyber is a restricted-access model for AI in cybersecurity in Google's Gemini family. Google DeepMind announced it on September 2, 2026 alongside the generally available Gemini 3.8 Flash.

AI ModelsAI in Cybersecurity

Gemini Nano

Gemini Nano is the smallest and most efficient variant of Google's Gemini family of multimodal large language models, designed to run directly on phones and other edge hardware instead of in cloud data centers.

AI HardwareGoogle

Gemini Ultra

Gemini Ultra (branded Ultra 1.0) was the largest and most capable model in the Gemini 1.0 family, the first generation of natively multimodal large language models from Google DeepMind.

Google DeepMindMultimodal AI

Gemini vs ChatGPT

As of July 28, 2026, neither Gemini nor ChatGPT is the better choice for every user. They are products whose available models, tools, limits, and integrations differ by plan.

AI ModelsConversational AI

Gemma

Gemma is a family of open-weight models developed by Google DeepMind. The family began in February 2024 with text-only decoder models derived from research used for Google's Gemini systems, then expanded to…

Google DeepMindOpen Source AI

Gemma 2

Gemma 2 is a family of open-weights large language models developed by Google DeepMind and released starting June 27, 2024, in three parameter sizes: 2 billion (2B), 9 billion (9B), and 27 billion (27B).

AI ModelsGoogle

Gemma 3

Gemma 3 is a family of open-weight large language models developed by Google DeepMind and released on March 12, 2025.

AI ModelsGoogle

Graph of Thoughts

Graph of Thoughts (GoT) is a prompting and reasoning framework that models the intermediate steps of a large language model as an arbitrary directed graph rather than a linear chain or a tree.

Prompt Engineering

Greedy decoding

Greedy decoding (also called greedy search or argmax decoding) is the simplest text-generation strategy used by autoregressive language models: at every step it picks the single highest-probability next token…

Natural Language Processing

Grok 3

Grok 3 is a family of large language models released by xAI, Elon Musk's artificial intelligence company, on February 17, 2025.

AI CompaniesAI Models

Grok 4

Grok 4 is a large language model developed by xAI and released on July 9, 2025. It is the fourth major generation of the Grok model family and was positioned as xAI's most capable model to date at its release.

AI CompaniesAI Models

Grok 4.3

Grok 4.3 is a frontier large language model developed by xAI, released through the company's API on April 30, 2026 and rolled out to general availability the following week.

AI Models

Grok 4.5

Grok 4.5 is a proprietary multimodal large language model and reasoning model in the Grok family. It was developed by SpaceXAI in collaboration with Cursor and released through the xAI API on July 8, 2026.

AI ModelsGenerative AI

Grok 4.6

Grok 4.6 is a proprietary large language model and reasoning model in the Grok family, developed by SpaceXAI and released jointly with Cursor through the xAI API on August 12, 2026.

AI ModelsGenerative AI

Guardrails (AI)

AI guardrails are runtime safety mechanisms that monitor, validate, and constrain the inputs and outputs of AI systems, particularly large language models (LLMs), to block harmful, inaccurate, or off-policy…

AI Safety

Guillaume Lample

Guillaume Lample (born 8 October 1990) is a French artificial intelligence researcher and entrepreneur, best known as a senior author of the LLaMA paper produced at Meta AI and as a co-founder and chief…

AI ResearchPeople

HaluEval

HaluEval (Hallucination Evaluation) is a large-scale benchmark for measuring how well large language models (LLMs) can recognize hallucinated content, that is, text that conflicts with a source or cannot be…

AI BenchmarksAI Safety

HarmBench

HarmBench is a standardized evaluation framework for automated red teaming and robust refusal of large language models (LLMs).

AI BenchmarksAI Safety

Harvey Tenet

Harvey Tenet is a legal-domain large language model derived from Kimi K3 and post-trained by Harvey with Fireworks AI. Harvey described the system in an Aug.

AI ModelsLegal AI

Huawei AI

Huawei's AI strategy is to build a fully self-sufficient, vertically integrated AI stack inside China, spanning custom Ascend accelerators, the CANN software layer, the MindSpore framework, the Pangu family of…

AI CompaniesAI Hardware

Huawei PanGu

PanGu (盘古, sometimes written Pangu) is a family of large AI models developed by Huawei, primarily through Huawei Cloud and Huawei's Noah's Ark Lab (诺亚方舟实验室).

AI ModelsChinese AI