Anysphere raises $2.3B Series D
On 13 November 2025, Anysphere, the company behind Cursor, announced a $2.3 billion Series D at a $29.3 billion post-money valuation, saying it had crossed $1 billion in annualized revenue.
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Cursor 2.0 and Composer
On 29 October 2025, Cursor released Cursor 2.0 and Composer, its first coding model, with a new agent-centered interface, parallel agents, and a native browser tool for testing changes.
LangGraph 1.0 released
LangGraph 1.0, generally available on 23 October 2025, was called by LangChain the first stable major release for durable agent frameworks, adding resumable state, built-in persistence and human-in-the-loop APIs, with no breaking changes promised until 2.0.
LangChain raises $125M Series B
On 20 October 2025, LangChain announced a $125 million Series B at a $1.25 billion valuation, led by IVP, and released LangChain 1.0, LangGraph 1.0 and new LangSmith tools.
Anthropic launches Claude Code on the web
On 20 October 2025 Anthropic launched Claude Code on the web, a research preview that lets developers hand coding tasks from a browser to Claude, running on Anthropic-managed cloud infrastructure.
Anthropic introduces Agent Skills
On 16 October 2025 Anthropic introduced Agent Skills, folders of instructions, scripts and resources that Claude loads when a task calls for them. On 18 December 2025 the format was published as an open standard.
OpenAI DevDay 2025: AgentKit, Apps SDK and Codex general availability
OpenAI held DevDay 2025 in San Francisco on 6 October 2025. It announced AgentKit, the Apps SDK and general availability for Codex, and disclosed usage figures for ChatGPT and its API.
Thinking Machines Lab launches Tinker, a fine-tuning API
On 1 October 2025 Thinking Machines Lab announced Tinker, its first product: a managed API for fine-tuning open-weight language models. It uses LoRA to share compute across training runs.
Anthropic releases Claude Sonnet 4.5 and the Claude Agent SDK
On 29 September 2025 Anthropic released Claude Sonnet 4.5 at the same price as Sonnet 4, alongside the Claude Agent SDK, the toolkit behind Claude Code offered to other developers.
OpenAI releases GPT-5-Codex for its Codex agent
On 15 September 2025 OpenAI released GPT-5-Codex, a version of GPT-5 tuned for agentic software engineering, as the default model for its Codex coding agent, with API access following later that month at GPT-5 prices.
xAI releases Grok Code Fast 1 for agentic coding
On 28 August 2025 xAI released Grok Code Fast 1, a fast reasoning model for agentic coding. It launched free for a limited time inside several popular coding tools.
Meta shuts down Papers with Code
In July 2025 Meta shut down Papers with Code without notice, taking its 9,327 benchmark leaderboards and tens of thousands of paper-code links offline; the community rescued data snapshots, and Hugging Face's Trending Papers was named the replacement.
Alibaba releases Qwen3-Coder and the Qwen Code agent
On 22 July 2025 Alibaba announced Qwen3-Coder-480B-A35B-Instruct and released Qwen Code, an open-source command-line agent adapted from Gemini CLI.
Lovable raises a $200M Series A at a $1.8B valuation
On 17 July 2025, Lovable announced a $200M Series A led by Accel at a $1.8B valuation, eight months after launch. It calls the round one of Europe's largest, and says its mission is letting people who cannot code build software by talking to AI.
TRAE introduces the SOLO autonomous coding mode
On 17 July 2025 TRAE announced SOLO, an autonomous coding mode that drafts a spec, then plans, builds and ships features. SOLO became generally available on 4 November 2025 with SOLO Coder and SOLO Builder.
Cognition acquires Windsurf
In July 2025 Cognition said it had signed a definitive agreement to acquire Windsurf, the agentic IDE, including its IP, brand, people and $82M of annual recurring revenue.
Google hires Windsurf's CEO in a $2.4 billion deal as OpenAI's acquisition falls apart
In July 2025 OpenAI's $3 billion deal to acquire the AI coding startup Windsurf collapsed; the same day Google DeepMind hired Windsurf's CEO and top researchers, with Google paying $2.4 billion to license the startup's technology.
Lovable rolls out Agent Mode in beta
On 30 June 2025 Lovable began rolling out Agent Mode in beta, a mode that lets its builder search its own codebase, read files, debug from logs and network activity, and use the web instead of only answering prompts.
OpenAI releases o3-pro
On 10 June 2025 OpenAI released o3-pro, the highest-compute reasoning option in its lineup, aimed at questions where reliability matters more than speed and offered to ChatGPT Pro subscribers and through the API.
Apple opens its on-device model to developers with second-generation foundation models
On 9 June 2025, at WWDC, Apple introduced its second-generation foundation models and opened the on-device model to third-party apps through the Foundation Models framework, which shipped with iOS 26 in September.
Google opens the Jules coding agent in public beta
On 20 May 2025, Google opened Jules, its asynchronous coding agent, to everyone in a public beta; it runs on Gemini 2.5 Pro and works on users' GitHub repositories inside Google Cloud.