Release dates and context windows of representative models from major providers.
  • Provider:
  • Model:
Provider Model Released Context window Description
Zhipu GLM GLM-4-9B 2024-06-05 128K A compact open-source GLM-4, plus an experimental 1M version, for local and private deployment.
Gemini Gemini 1.5 Flash 2024-05-14 1M A high-speed model distilled from 1.5 Pro. Low price and low latency, for high concurrency and realtime apps.
OpenAI GPT-4o 2024-05-13 128K The first native omni multimodal model, handling text, image, and audio in one system with lower latency. It was ChatGPT's default model for a time.
DeepSeek DeepSeek-V2 2024-05-06 128K An MLA-architecture MoE. Performance approached then-current mid-tier closed models at a very low price, and it directly drove a domestic API price war.
xAI Grok-1.5 2024-03-28 128K Clearly stronger than Grok-1 on reasoning and instruction following. Context grew to 128K, and vision (Grok-1.5V) followed soon after.
Kimi moonshot-v1-128k 2024-03-20 128K An early flagship on the Kimi open platform. 128K context, suited to Chinese long-document Q&A and summarization.
Anthropic Claude 3 Haiku 2024-03-13 200K The fastest and cheapest Claude 3 tier, nearly instant. Fits classification, extraction, customer support, and other high-concurrency work.
Anthropic Claude 3 Opus 2024-03-04 200K The Claude 3 flagship. At the time it matched GPT-4-class reasoning, math, and vision, with 200K context for complex analysis.
Anthropic Claude 3 Sonnet 2024-03-04 200K The Claude 3 balanced tier, trading off intelligence and speed. It was the most commonly deployed Sonnet for enterprise use.
Gemini Gemini 1.5 Pro 2024-02-15 1M The first to bring production context to 1 million (later experimented to 2 million). Long video, codebases, and extra-long documents are strengths.
Gemini Gemini 1.0 Ultra 2024-02-08 32768 The strongest 1.0 tier, launched with Gemini Advanced. It targeted then-current GPT-4-class reasoning and multimodality.
Qwen Qwen1.5 2024-02-04 32768 A full generation aligned to ChatML. Sizes from 0.5B to 110B MoE, and the ecosystem started to take shape.
Zhipu GLM GLM-4 2024-01-16 128K Zhipu's API flagship with 128K context. All Tools can automatically choose browsing, Python, images, and custom functions.
Gemini Gemini 1.0 Pro 2023-12-06 32768 Google's first public Gemini generation, natively multimodal. Pro targeted developers and the Bard upgrade.
Qwen Qwen-72B 2023-11-30 32768 An early large open-source flagship. Chinese, English, and long-text ability were clearly stronger than 7B.
DeepSeek DeepSeek LLM 2023-11-29 4096 7B/67B general dense models. DeepSeek's first base as it moved from code into general chat.
Anthropic Claude 2.1 2023-11-21 200K Doubled context to 200K tokens, reduced long-document hallucinations, and improved tool-use reliability.
OpenAI GPT-4 Turbo 2023-11-06 128K Announced at the first DevDay with 128K context, JSON Mode, and lower pricing. The Assistants API and GPTs launched alongside it.
xAI Grok-1 2023-11-03 8192 xAI's first chat model opened to X Premium users. In March 2024 it open-sourced 314B MoE weights.
DeepSeek DeepSeek Coder 2023-11-02 16384 DeepSeek's first public model, focused on code completion and repo understanding. It started the later Coder line.

Description

Release dates and context windows are compiled from public sources. Limits can differ by platform, plan, or preview API. Please refer to each provider's official documentation.
The table above is sorted by release date in descending order.