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Agentic coding head-to-head: Gemini 3.5 Flash vs GPT-5.5 vs Opus 4.7. MCP Atlas, SWE-Bench Pro, Terminal-Bench, plus Antigravity 2.0 launch context.

Gemini 3.5 Flash launched today: 83.6% MCP Atlas, 1M context, new thinking_level API. Full benchmarks vs Opus 4.7 and GPT-5.5 with migration notes.

Every AI announcement from Google I/O 2026 keynote — Gemini 3.5, Antigravity 2.0, Gemini Spark, Omni, Search overhaul, Universal Cart, and more.

Google Antigravity 2.0 launches at I/O with a desktop app, CLI, SDK, and AI Ultra plan. Multi-agent orchestration, scheduled tasks, and slash commands.

Gemini Spark is Google's 24/7 personal AI agent — works in the background with Gmail, Calendar, Drive, and third-party apps. AI Ultra exclusive.

Google's Gemini Omni generates video from image, audio, and text inputs — grounded in real-world knowledge. Available now for AI Plus/Pro/Ultra.

Google reimagines Search at I/O 2026 — AI Mode crosses 1 billion monthly users, intent anticipation in the search box, and 24/7 Information Agents.

Google's Universal Cart spans Search, Gemini, YouTube, and Gmail — cross-merchant shopping with deal tracking and restock alerts. Merchant guide.

Anthropic launches self-hosted agent sandboxes (public beta) and MCP tunnels (research preview) at Code with Claude London. Enterprise agent guide.

Google's Managed Agents API lets developers spin up agents with reasoning, tools, and code execution via one Gemini API call. Interactions API guide.

Cursor Composer 2.5 launched May 18, 2026 on a Kimi K2.5 base — matches Opus 4.7 on key agent benchmarks at ~1/10 the cost. CursorBench numbers.

OpenAI and Dell partner to bring Codex to hybrid and on-premises environments via Dell AI Factory. What changes for enterprise coding workflows.

Blackstone commits $5B equity to a Google TPU neocloud — 500 MW online by 2027. What the compute-as-a-service JV means for AI infrastructure.

Cursor Composer 2.5 and Claude Code both run Opus-class coding agents. Routing guide for 8 dev tasks, cost math, and the IDE lock-in tradeoff.

Moonshot AI's Kimi K2.5 is the base model behind Cursor Composer 2 and 2.5. Architecture, benchmarks, and the open-weight agent coding thesis.

Per-task cost comparison for agentic coding loops — Composer 2.5 at $0.50/task vs Opus 4.7 at $7/task. Calculator with loop-count breakpoints.

CursorBench v3.1 is vendor-controlled and opaque. What it tests, why Composer 2.5 ranks second, and why independent evals still matter more.

OpenAI Codex now has 4M+ weekly active developers — 6.7x in five months. Growth trajectory, enterprise adoption, and the Dell on-prem expansion.

$5B Blackstone-Google TPU JV, $4B OpenAI Deployment Company, $45B Anthropic-xAI compute contract. Capital flow tracker for May 2026 AI infra.

Compare AI shopping discovery, Universal Cart, merchant checkout and payment permissions, with practical catalog and channel readiness checks for retailers.

Google I/O 2026 starts Monday. Gemini 3.5 Flash and Pro, Antigravity 2.0, and a Search overhaul are expected. What developers should watch for.

Anthropic's Code with Claude London (May 19-20) overlaps Google I/O. Managed agents, MCP tunnels, and self-hosted sandboxes expected on stage.

Cursor, OpenAI, and Anthropic invest more in RL post-training than pretraining. Why post-training compute is the new competitive edge in 2026.

What SWE-Bench Pro, Terminal-Bench, CursorBench, and MCP Atlas actually measure — why vendor self-evals deserve skepticism. Developer guide.