The chronological release log of major foundation model checkpoints and research breakthroughs.
September 2026[4 releases]
Released Sept 2, 2026; Google DeepMind's premier frontier workhorse powering advanced agentic coding loops, recursive self-correction, and 1M token real-time multimodal streaming.
Released Sept 1, 2026; Anthropic's reigning flagship for agentic coding and knowledge work. Features a 75% reduction in cache read costs ($0.25/M tokens) and 52.6% on Terminal-Bench-Science.
Announced Sept 1, 2026; the first LLM to meet OpenAI's 'Critical' cybersecurity threshold under its Preparedness Framework, capable of identifying zero-day exploits.
Announced Sept 1, 2026; streaming speech-to-text foundation model supporting 70+ languages, 20+ voice diarization, and multilingual code-switching.
August 2026[6 releases]
Open-sourced under MIT license on August 30, 2026. 305B parameter multimodal vision-language model with native document understanding.
Released August 26, 2026; combines visual document understanding, fast agentic workflows, and 1M context with ultra-cheap $0.15/$0.47 pricing.
DeepSeek's primary 1.6T parameter powerhouse with 49B activated per token, configurable thinking budget, and 1M context.
Released August 12, 2026; xAI's smartest model with frontier performance in coding and autonomous agents, integrated natively into Cursor and Grok Build.
The largest open-weight MoE model in existence. 2.4 Trillion parameters with 95B activated per token and 1M context, available on HuggingFace and ModelScope.
OpenAI's primary general-purpose flagship model. Combines native fast execution, multi-agent orchestration, and 1.05M context for production software development.
July 2026[2 releases]
High-speed developer model designed for streaming code completions, real-time function calling, and high-frequency queries at $0.20/1M tokens.
Deep multi-hour research, complex code synthesis, and long-horizon workflow orchestration.
June 2026[1 release]
30B MoE agentic coding model specifically tuned for multi-file workspace inspection and test suites, offered free for developers.
May 2026[1 release]
Extended-context open-weights model capable of ingesting 1.31 million tokens in a single prompt for codebase-wide document analysis.
April 2026[2 releases]
Dense 128B multimodal instruction-following model with native text and image understanding, tuned for European enterprise compliance.
Meta's flagship open-weights foundation model. 128-expert MoE architecture with 1M token context, powering enterprise on-premise deployments and community fine-tuning.
March 2026[1 release]
Cohere's primary flagship model optimized for business agentic search, long-document question answering, and multi-step tool use.