This week in AI dev tools

Added Add support for Gemini 4 Argon Fixed MCP status and /mcp commands stay synced to the active session after split-view session switches Resuming a session now respects…

What's Changed llama: update llama.cpp to b11521 for decision models and EmbeddingGemma 2 by @jmorganca in #18917 server: reuse verified manifests and loaded models in inference…

launch: allow usage credits without upgrading ( #18985 )

Add Kev decision scoring to MLX Load Kev models with their FP32 decision head and release metadata. Support System One scoring with shared-state caching and Kev-specific limits.…

Merged PR 779: Fix MCP sandbox permission approval isolation (MSRC 13… …8669) ## Summary - Restrict root sandbox configuration to shared deny rules; ignore legacy root…

Fixes and changes

2026-10-13 Add agent-scoped declarative hooks for custom agents Remote plugin marketplace and plugin fetches retry once with your signed-in GitHub token after HTTPS auth fails.…

Fixed Remote plugin marketplace and plugin fetches retry once with your signed-in GitHub token after HTTPS auth fails. Streamed responses behind TLS-intercepting proxies complete…

Fixed Discover all custom agents even when repositories define more than 100 or nest agent files deeply.

Changes since cli==0.4.33 release(cli): 0.4.34 ( #9300 ) feat(cli): add --json to deploy listeners list ( #9243 )

What's Changed refactor(a2a-server): implement V1 to V2 settings migration logic by @jvargassanchez-dot in #29450 fix(acp): bridge PromptResponse.usage and emit usage_update…

What's Changed fix(cli): enforce read-only workspace settings in untrusted folders by @jvargassanchez-dot in #29583 fix(core): avoid duplicate tool response turns when resuming…

What's Changed fix(cli): keep loading other extensions when one fails the allowlist check by @jesussamuel-byte in #29720 Full Changelog :…

Gemini 4 Argon, Google's newest frontier model, is now generally available in GitHub Copilot. It is designed for complex coding, agentic, and reasoning tasks. In early testing,…

Enterprise administrators can now require supported GitHub Copilot clients to retrieve current server-managed settings at startup instead of relying on a cached policy. We are…

Learn more about our approach to safety and security for Gemini 4 Argon.

Gemini 4 Argon brings frontier reasoning and agentic coding to the Google Gemini app. Google AI Pro and Ultra subscribers can now access Gemini 4 Argon.

Build complex software and cybersecurity workflows with Google Gemini 4 Argon. Check out the Gemini API Developer Guide and read the Google Antigravity and Android Studi…

We’re giving developers, enterprises, scientists, and consumers access to Gemini 4 Argon, our latest frontier model.

Co-authored-by: github-actions[bot] 41898282+github-actions[bot]@users.noreply.github.com

Patch Changes Updated dependencies [ 6617f11 ] Updated dependencies [ aae69cb ] Updated dependencies [ a7a66f5 ] Updated dependencies [ 52e3f53 ] Updated dependencies [ 6c0295c ]…

Patch Changes 6d6900f : fix(workflow): pass URL-backed inputs through workflow functions before model steps URL-backed image and file inputs are no longer downloaded in the…

Patch Changes ai@7.0.139

Patch Changes Updated dependencies [ 604b4d3 ] @ai-sdk/provider-utils@4.0.58 @ai-sdk/openai-compatible@2.0.82

Patch Changes Updated dependencies [ 604b4d3 ] @ai-sdk/provider-utils@4.0.58 @ai-sdk/openai-compatible@2.0.82

Patch Changes fac482b : fix(vue): cancel useObject submissions stopped before their request starts 2479c33 : fix(vue): preserve headers supplied as a Headers instance in…

Summary Adds Sonnet 5.5 and Haiku 5.5. Reasoning can't be disabled for Sonnet 5.5, but it added a new reasoning level that we can use instead. Self-review I've reviewed my diff…

Follow-up to #65158 Release Notes: N/A (Nightly only)

A new outline along the left edge of the conversation lists each prompt you sent. Hover a mark to preview the prompt, and click it to jump there Plugins that fail to load or…

Changed With no model chosen, the Cline and OpenRouter providers now use Claude Sonnet 5.5. For Cline, that's the first model in Cline's recommended list. Selecting ai shows its…

Plugins now load inside the hub instead of a separate node or bun process, so the CLI no longer needs a JavaScript runtime on your PATH to run plugins. A plugin that fails to…

Plugins load in-process through one registry per process instead of a node/bun subprocess, so the compiled CLI and its hub no longer need a runtime on PATH, and plugins can use…

@cline/core@0.0.93

@cline/agents@0.0.93

Higgsfield brings creators longer videos with GPT-6 Astra, precise visuals with GPT-Image-2.5, and a path to voice filmmaking with GPT-Live.

Released Gemini 4 Argon (gemini-4-argon), our most capable model built for complex coding, agentic, math, and science tasks. For API changes, pricing, and migration guidance, see…

release: v2.0.28

Origin integrates with over 20 apps for deployments, CI, code review, security, monitoring, and project management, and the marketplace is now open to public submissions.

Changes since checkpointpostgres==3.1.2 release(checkpoint-postgres): 3.1.3 ( #9287 ) fix(checkpoint-postgres,checkpoint-sqlite): treat an empty checkpoint_id as the latest in…

Changes since checkpointsqlite==3.1.1 release(checkpoint-sqlite): 3.1.2 ( #9288 ) fix(checkpoint-postgres,checkpoint-sqlite): treat an empty checkpoint_id as the latest in delta…

Changes since sdk==0.4.6 release(sdk-py): 0.4.7 ( #9289 ) release(langgraph): 1.2.15 ( #9283 ) fix(sdk-py): end a thread stream's run only on a root lifecycle event ( #9228 )…

Changes since 1.2.14 release(langgraph): 1.2.15 ( #9283 ) fix(langgraph): give every message written to a messages DeltaChannel an id ( #9275 ) fix(langgraph): save a cached…

Changes since checkpoint==4.2.0 fix(checkpoint): default InMemorySaver delta history to the latest checkpoint ( #9257 ) test(checkpoint): run the delta conformance suite against…

Fixes and changes

Added Add agent-scoped declarative hooks for custom agents Improved Inline images render by default on supported terminals without enabling experimental mode. Use /settings…

2026-10-12 Interactive sandbox settings suggest possible environment secrets and let you add masking hosts before saving. Make model IDs in /model and /config model…

Enterprise administrators can now use telemetry in managed settings to attribute GitHub Copilot activity to a user without collecting their prompts, responses, or tool content.…

Fixed an issue where no fonts would show for the markdown preview configurations in the settings UI. ( #65446 ) Fixed crashes on tab-indented code blocks ( #65406 ) Fixed edit…

Fixed an issue where no fonts would show for the markdown preview configurations in the settings UI. ( #65447 ) Fixed edit predictions retaining single worktree files ( #65400 )…

Changes since langchain==1.4.4 release(langchain): 1.4.5 ( #41226 ) feat(langchain): accept summarizer in SummarizationMiddleware ( #41225 )

Changes since langchain-anthropic==1.7.5 release(anthropic): 1.7.6 ( #41221 ) chore(model-profiles): refresh model profile data ( #41145 ) feat(core,anthropic,openai): declare…

Changes since langchain-openai==1.7.0 release(openai): 1.7.1 ( #41222 ) feat(core,anthropic,openai): declare mid-conversation support in model profiles ( #41180 )

Changes since langchain-core==1.6.9 release(core): 1.6.10 ( #41220 ) feat(core,anthropic,openai): declare mid-conversation support in model profiles ( #41180 )

Co-authored-by: uyencss uyencss@users.noreply.github.com Co-authored-by: Aiden Cline aidenpcline@gmail.com

release: v2.0.27

MLX, MLX-C: version bump ( #18956 )

Full Changelog : v0.65.0-nightly.20261010.g9b6e0265d...v0.65.0-nightly.20261012.g9b6e0265d