Commercial API available to developers; enterprise deployment on-premises, in the cloud, or hybrid
—
2025-08-22
GPT-4b micro
OpenAI
experimental research
developed for research purposes; not broadly available
—
2025-12-11
GPT-5.2
OpenAI
API and ChatGPT (model variants: GPT-5.2 Instant, GPT-5.2 Thinking, GPT-5.2 Pro)
In ChatGPT: GPT-5.2 Instant, Thinking, and Pro begin rolling out today to paid plans; In the API: available now to all developers.
—
2025-12-16
GPT Image 1.5
OpenAI
API and ChatGPT rollout
Model rolling out in ChatGPT for all users and available in the API as GPT Image 1.5; the new Images experience is rolling out to most ChatGPT users, with Business and Enterprise access coming later; global.
—
2026-04-07
Claude Mythos Preview
Anthropic
Preview
restricted access (restricted-access rollout)
—
2026-04-28
Laguna XS.2
Poolside
open weights
Preview; Hugging Face, Poolside API, and OpenRouter
Apache 2.0
2026-06-09
Claude Fable 5
Anthropic
Public release (Mythos-class); available via API and Enterprise
Publicly accessible via API and Enterprise; included in subscription plans through 2026-06-22 after which access requires purchase of usage credits; some sensitive-topic access restricted and Mythos 5 limited to vetted Project Glasswing participants
—
2026-06-30
Claude Sonnet 5
Anthropic
general availability and API
All Claude plans and Claude API
—
2026-07-02
Laguna XS 2.1
Poolside
open weights
Poolside API, OpenRouter, Hugging Face weights, and local deployment
OpenMDW-1.1
2026-07-08
GPT-Live
OpenAI
voice model (full-duplex)
Rolling out to ChatGPT users globally (ChatGPT Voice); API availability planned/coming soon. (Update 2026-07-31: SynthID watermarking and API verification access added for supported audio.)
—
2026-07-09
GPT-5.6 (Sol, Terra, Luna)
OpenAI
general availability
General availability following a limited preview
—
2026-07-16
Kimi K3
Moonshot
open-weights release (weights published for public download)
Weights published for anyone to download; model can be run locally on user hardware
License requires companies operating a model-as-a-service business with > $20M total annual revenue (over 12 months) to enter a separate agreement with Moonshot before commercial use.
2026-07-24
Claude Opus 5
Anthropic
general availability
Available immediately; default on Claude Max and strongest model on Claude Pro
—
2026-07-31
MiniMax H3
MiniMax
API and open weights
Hosted API globally; downloadable weights restricted to the license's applicable territories
MiniMax H3 Community License Agreement
2026-08-10
Muse Glimmer
Meta
open weights
Consumer hardware with 24 GB or 32 GB of memory
Apache 2.0
2026-08-11
Nemotron 3.5 Lightning
Nvidia
open weights (public release)
Available through Nvidia and model repositories including Hugging Face and ModelScope; NeMo Switchyard available on GitHub
OpenMDW-1.1
2026-08-12
Qwen3.8-27B-CRACK-GGUF
Jinho Jang (dealign.ai)
Open weights; GGUF quantizations packaged for local inference via llama.cpp
Hugging Face repository; downloadable GGUF files and a 0.9 GB vision projector for local use
—
2026-08-16
GLM-5.3
Zhipu (Z.ai)
—
—
—
2026-08-18
GPT-5.6 Sol
OpenAI
API
Limited release to a small group of customers; wider access planned later
—
2026-08-19
Ornith-1.5
Ornith AI
open weights
Hugging Face collection; local deployment and quantized mobile version described
—
2026-08-21
deepseek-v4-flash-vision-exp
DeepSeek
experimental API model
Available through Chat Completions, Messages, and Responses requests
—
2026-08-21
Falcon 2
Murf AI
proprietary foundation voice model
—
—
2026-08-21
V4-Flash-Vision-Exp
DeepSeek
experimental API model
DeepSeek API
—
2026-08-24
HiDream-O1-World
HiDream.ai
model launch
—
—
2026-08-24
Thomson
Thomson Reuters
enterprise launch; open-weight version planned
Initially available in CoCounsel Legal’s Tabular Analysis feature; smaller version planned for Hugging Face
Non-commercial license for the planned smaller open-weight version
2026-08-24
GEN-1.5
Generalist AI
research release
Available through direct partnerships on Generalist AI's own robot fleet; no public weights, API, or self-serve product
—
2026-08-26
Qwen3.8-Flash-Next
Alibaba Qwen team
architecture preview; open weights; production API
Weights on Hugging Face and ModelScope; production Qwen3.8-Flash through QwenCloud; API expected shortly
—
2026-08-26
Granite 4.2
IBM
open weights
Hugging Face, Ollama, GitHub, and other platforms
Apache 2.0
2026-08-26
Grok 4.6
xAI
public preview
Microsoft Foundry for Azure customers
—
2026-08-26
Qwen3.8-Flash
Alibaba
API
API access
—
2026-08-26
Qwen3.8-Flash
Alibaba Qwen
API
QwenCloud managed API
—
2026-08-27
GLM-5.3-Flash
Z.ai
API and open weights
Z.ai API; weights available on Hugging Face
MIT
2026-08-27
Gemini 3.5 Transcribe
Google
API
Google AI Studio; Gemini Enterprise Agent Platform; Gboard for Android; Gemini app on macOS; Chrome support coming soon
—
2026-08-27
leiolai-1
Leiolai
consumer app and developer API
Consumer app and developer API
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Measurement technique
How to read this report
01Each verified model-launch record contributes one release observation.
02Developer names are normalized during extraction; series preserve currently disclosed attribution.
03Release volume measures activity, not capability or adoption.
Sources
Evidence
25 publishers supporting 40 records. Expand a publisher to inspect its cited pages.