ByteDance Seed releases the Seedream 3.0 image model
On 15 April 2025 ByteDance Seed posted the Seedream 3.0 technical report. It is a Chinese-English bilingual image model that improves on Seedream 2.0 and generates images up to 2K.
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Claude gains Research and Google Workspace integration
On 15 April 2025 Anthropic introduced Research in Claude, a mode that runs several linked searches and returns citations, alongside a Google Workspace integration letting Claude search Gmail, Calendar and Google Docs.
OpenAI releases GPT-4.1, mini and nano in the API
On 14 April 2025 OpenAI released GPT-4.1, GPT-4.1 mini and GPT-4.1 nano in its API, with a context window of about 1 million tokens and a 54.6% score on SWE-bench Verified, while deprecating GPT-4.5 preview the same day .
SenseTime launches SenseNova V6
SenseTime unveiled SenseNova V6 on 10 April 2025 as a multimodal model with over 600 billion parameters, a V6 Omni real-time variant and a new SenseChat preview app.
ByteDance Seed publishes the Seed-Thinking-v1.5 reasoning model
On 10 April 2025 ByteDance Seed posted the technical report for Seed-Thinking-v1.5, a mixture-of-experts reasoning model with 20B activated and 200B total parameters, and a harder benchmark it built called BeyondAIME.
Google announces the Agent2Agent protocol
On 9 April 2025 Google announced Agent2Agent (A2A), an open protocol that lets AI agents from different vendors communicate, exchange information securely and coordinate work. In June 2025 the Linux Foundation said it would host the project.
Amazon introduces Nova Sonic speech-to-speech model
On 8 April 2025 AWS introduced Amazon Nova Sonic, a single speech-to-speech model for voice applications. It launched with English voices and gained more languages by July 2025.
Meta releases Llama 4 Scout and Maverick
On 5 April 2025 Meta released Llama 4 Scout and Maverick, its first mixture-of-experts and natively multimodal Llama models. Meta also previewed the larger Behemoth model, which was still in training.
GitHub Copilot agent mode and MCP support roll out to all VS Code users
On 4 April 2025 GitHub released Copilot agent mode and MCP support to all VS Code users, letting the assistant take actions, propose commands and call external tools, with a 56.0% pass rate reported on SWE-bench Verified.
Midjourney releases the V7 alpha
On 4 April 2025 Midjourney opened the V7 alpha to its community. It brought default personalization, a faster and cheaper Draft Mode, voice prompting on the web, and a conversational prompt bar.
Moonshot AI open-sources the Kimi-VL vision-language model
Kimi-VL is Moonshot AI's open-source vision-language model, released in April 2025. It is a mixture-of-experts model that activates 3B of its 16B parameters, published in Instruct and Thinking versions, with a refreshed Thinking model following in June.
Amazon launches Nova Act
Amazon announced Nova Act on 31 March 2025 as a developer research preview: a system that carries out tasks in web interfaces as small, testable commands written alongside Python code, and first used publicly inside Alexa+.
Runway releases Gen-4
On 31 March 2025 Runway released Gen-4, a video generation model built to keep characters, objects and locations consistent across shots, controlled with visual references and text instructions rather than fine-tuning.
Alibaba releases Qwen2.5-Omni, a 7B model that sees, hears and talks
On 26 March 2025 Alibaba released Qwen2.5-Omni-7B, an end-to-end model that perceives text, images, audio and video and answers with text and natural speech.
Google releases Gemini 2.5 Pro, its first "thinking model"
On 25 March 2025 Google announced Gemini 2.5 and introduced Gemini 2.5 Pro Experimental, a thinking model that debuted at #1 on LMArena and became generally available on 17 June 2025.
ChatGPT gets native GPT-4o image generation
On 25 March 2025 OpenAI added native image generation to GPT-4o in ChatGPT, replacing DALL·E 3 as the default option; the same model reached developers a month later as gpt-image-1.
Tencent officially releases the Hunyuan-T1 reasoning model
On 21 March 2025 Tencent launched Hunyuan-T1, a deep-reasoning model offered on Tencent Cloud and priced against DeepSeek-R1.
Claude gains web search
On 20 March 2025 Anthropic added web search to Claude, letting the model decide when to look things up and cite sources; it began as a preview for paid US users and became available globally on all plans on 27 May 2025.
NVIDIA announces Blackwell Ultra
NVIDIA announced Blackwell Ultra at GTC in San Jose on 18 March 2025, a platform aimed at AI training and at inference that spends more compute per answer, alongside new HGX B300 NVL16 systems and named server and cloud partners.
NVIDIA announces Isaac GR00T N1
On 18 March 2025 NVIDIA announced Isaac GR00T N1, a humanoid robot foundation model released immediately to robotics developers as the first of a family of customizable pretrained models, alongside open simulation tools.
NVIDIA launches the Llama Nemotron open reasoning models
On 18 March 2025, NVIDIA launched the Llama Nemotron family of open reasoning models at its GTC conference, with partners including Microsoft and SAP.