AI Intelligence
Model timeline
Newest first, by the first day the public could use each model. Models that were announced but not released are listed by their announcement date.
Upcoming
- Gemini 4 Carbon · GoogleUpcoming
2026
- Gemini 4 Argon · GoogleClosed
- Claude Sonnet 5.5 · AnthropicClosed
- Claude Opus 5.5 · AnthropicClosed
- Claude Opus 5 · AnthropicClosed
- Claude Sonnet 5 · AnthropicClosed
2025
- Gemini 2.5 Pro Experimental (March 2025) · GoogleClosed
2024
- Gemini 2.0 Flash (December 2024 experimental) · GoogleClosed
- Qwen2.5-7B · Qwen Team
- Qwen2.5-7B-Instruct · Qwen Team
- GPT-4o mini (July 2024 release) · OpenAIClosed
- GPT-4o (May 2024 release) · OpenAIClosed
- Claude 3 Haiku · AnthropicClosed
- Claude 3 Opus · AnthropicClosed
- Claude 3 Sonnet · AnthropicClosed
- Gemma 2B (initial pretrained) · Google
- Gemma 7B (initial pretrained) · Google
- Gemini 1.5 Pro (initial preview) · GoogleClosedAnnounced, no public access
2023
- Gemini 1.0 Pro · GoogleClosed
- Gemini 1.0 Ultra · GoogleClosedAnnounced, no public access
- Claude 2.1 · AnthropicClosed
- Mistral-7B-Instruct-v0.1 · Mistral AI
- Mistral-7B-v0.1 · Mistral AI
- Llama 2 7B Chat (July 2023 release) · Meta
- Llama 2 7B pretrained (July 2023 release) · Meta
- Claude 2 · AnthropicClosed
- GPT-4 pretrained base (paper model) · OpenAIClosedAnnounced, no public access
- Claude (March 2023 release) · AnthropicClosed
- Claude Instant (March 2023 release) · AnthropicClosed
- GPT-4 (March 2023 release) · OpenAIClosed
2022
- ChatGPT (November 2022 research-preview model) · OpenAIClosed
- PaLM 540B (paper model) · GoogleClosedAnnounced, no public access
- InstructGPT (January 2022 API-default announcement) · OpenAIClosedAnnounced, no public access
2020
- GPT-3 family · OpenAIClosed
- GPT-3 175B (paper model) · OpenAIClosedAnnounced, no public access
Undated
- BLOOM 176B · BigScience WorkshopClosedAnnounced, no public access
- Gemini 3.8 Flash · GoogleClosed
- GPT-6 Luna · OpenAIClosedAnnounced, no public access
- GPT-NeoX-20B · EleutherAIClosedAnnounced, no public access