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Sun, May 103 dispatches

#0412
#0412Agents & tools opencode_releaseslast week
`Opencode` `v1.14.44`, fixes upgrade failures in existing workspaces
40radar
OpencodeOpen-source coding tool — workspace-based dev workflow
A patch fixes existing workspace upgrades breaking when the time_used field is introduced. Relevant if you update often; otherwise urgency is low.
- The fix targets upgrade failures in existing workspaces, not new installs, so the blast radius is narrow.
- The trigger was adding the time_used field, which means schema or state migrations were the failure point.
- If your team pins Opencode, this is a safe maintenance update rather than a feature-driven release.
Source: github.com/anomalyco/opencode/releases/tag/v1.14.44Read original →
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#0411
#0411Agents & tools r/ClaudeAIlast week
`Autoharness` lets `Claude Code` tune its own agent harness
50radar
AutoharnessHarness tuner — validates and keeps only score gains
A layer above agent setup is emerging: tools that rewrite prompts, scoring, and runtime context, then keep only eval-proven wins. Concrete benchmark lifts make this more than workflow bragging, and the repo is worth skimming if you run custom agents.
- On tau2-airline, it reports +40.7% from best-of-N skillbook scoring with an LLM judge; evaluator design is moving into the product surface.
- Another +24.1% came from reflector hyperparameter changes like temperature and max subagent calls, so simple harness knobs still have large headroom.
- Injecting runtime context on every step added +22.2%; step budget, recent tool calls, and recent results materially changed outcomes.
- Flow is minimal: install, point Claude Code at GUIDE.md, propose harness edits, run evals, and keep only score-improving changes.
- Because gains are benchmark-specific, the useful takeaway is the loop: mutate harness, eval immediately, and ship only measured improvements.
Source: www.reddit.com/r/ClaudeAI/comments/1t8cn9y/claude_improvRead original →
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#0410
#0410Agents & tools opencode_releaseslast week
`OpenCode` `v1.14.43`, fixes `ACP` image attachments and auth-loader API compatibility
40radar
OpenCodeOpen-source coding agent — supports session replays
Restores ACP image attachments in updates and session replays, and keeps provider/config APIs working when auth loaders inject non-JSON options. A small release, but worth taking if you rely on multimodal traces or custom auth.
- ACP updates and session replays now include tool image attachments. Screenshot-driven agent runs become easier to audit and debug.
- Provider and config API responses no longer break when auth loaders add non-JSON provider options. Custom auth integrations get safer.
- This is a Core bugfix-only release with one contributor credited. Low migration risk, mostly operational cleanup.
Source: github.com/anomalyco/opencode/releases/tag/v1.14.43Read original →
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Sat, May 92 dispatches

#0409
#0409Agents & tools Simon Willison2 weeks ago
`Claude Code`: Ask for HTML, Not Markdown
40radar
Claude CodeCoding agent — HTML outputs make long reviews easier
HTML outputs unlock SVG, navigation, and interactive explanations instead of plain prose. Token efficiency matters less now, so rich review artifacts and code walkthroughs are worth trying immediately.
- A concrete prompt asks for an HTML PR review with inline diff annotations and severity colors, turning review output into a browsable artifact.
- The older reason to prefer Markdown was the 8,192-token era; that tradeoff weakened as context windows grew.
- HTML lets the model embed SVG, navigation, widgets, and styling in one response, which improves long technical explanations.
- A test run with gpt-5.5 on an obfuscated Linux exploit produced a usable interactive explainer, though prompt focus still mattered.
Source: simonwillison.net/2026/May/8/unreasonable-effectiveness-Read original →
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#0408
#0408Agents & tools Claude Code Releases2 weeks ago
`Claude Code` `v2.1.136`, fixes MCP auth churn and resume/path edge cases
60radar
Claude CodeCoding agent — AI dev tool for terminal and IDE workflows
Remote MCP setups got more reliable: token refresh races, login loops, and lost sessions were fixed. If your workflow leans on multiple tools and IDE integration, this patch removes daily friction.
- Concurrent MCP token refresh no longer drops refresh tokens, which should stop repeated re-auth across several remote servers.
- /resume and --continue now work when project paths contain underscores, fixing a small but nasty session-recovery edge case.
- IDE integrations no longer lose .mcp.json, plugin, or claude.ai connector servers after /clear, which mattered for long-lived editor sessions.
- settings.autoMode.hard_deny adds unconditional block rules in auto mode, giving tighter guardrails for risky file or tool actions.
Source: github.com/anthropics/claude-code/releases/tag/v2.1.136Read original →
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Fri, May 85 dispatches

#0407
#0407Agents & tools GitHub Changelog2 weeks ago
`GitHub Copilot` cloud agent gets more flexible secrets and variables
50radar
GitHub CopilotCoding AI — delegates tasks to an Actions agent
Background tasks can now receive secrets and variables inside their own GitHub Actions-backed dev environment. That makes real API calls and env-specific automation easier, though the update looks incremental rather than workflow-changing.
- Delegated work runs in a separate environment backed by GitHub Actions, not your local machine.
- Passing secrets and variables closes a common gap for tasks that need API keys, tokens, or config at runtime.
- This should reduce handoff friction for deploy, integration, and automation jobs, but the snippet includes no concrete limits or scope.
Source: github.blog/changelog/2026-05-08-more-flexible-secrets-aRead original →
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#0406
#0406Agents & tools Cursor Changelog2 weeks ago
`Bugbot` PR review effort levels become configurable
50radar
BugbotPR review tool — tune review effort across 3 levels
PR review intensity can now be tuned with three presets for team admins and Individual plan users. Useful if you want stricter or lighter review defaults without changing workflow.
- Access is limited to team admins and Individual plan users, so availability is not universal across every Cursor seat.
- Bugbot now exposes three effort configurations for PR reviews, adding a simple control instead of one fixed review mode.
- This is a small but practical workflow tweak: teams can standardize review strictness, while solo users can match reviews to repo pace.
Source: cursor.com/changelog/05-08-26Read original →
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#0405
#0405Agents & tools Claude Code Releases2 weeks ago
`Claude Code` `v2.1.133`: worktree base control, effort propagation, multi-session fixes
70radar
Claude CodeCoding tool — an agentic CLI for worktree-based dev
Worktree branching is now explicit, and effort state finally propagates cleanly through hooks and Bash. The bigger win is stability: concurrent sessions, MCP OAuth, subagents, and remote interrupts all got fixes that remove real workflow breakage.
- New worktree.baseRef picks fresh or head, so new worktrees can start from origin/<default> or local HEAD; safer when juggling unpushed changes.
- Hooks now receive effort.level plus $CLAUDE_EFFORT, which makes effort-aware scripts and tool routing much easier to implement.
- A refresh-token race that pushed parallel sessions into 401 failures was fixed; this directly reduces flaky multi-session agent runs.
- MCP OAuth now respects HTTP(S)_PROXY, NO_PROXY, and mTLS across discovery, registration, token exchange, and refresh; enterprise network setups stop randomly breaking.
- Subagents can now discover project, user, and plugin skills again, removing a nasty limitation for delegated workflows.
Source: github.com/anthropics/claude-code/releases/tag/v2.1.133Read original →
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#0404
#0404Agents & tools GitHub Changelog2 weeks ago
`GitHub Copilot` deprecates `Claude Sonnet 4` across all experiences
60radar
One model option disappeared across chat, inline edits, agent mode, and completions on May 6, 2026. If your Copilot output quality depended on it, prompt behavior and fallback model choice need a quick recheck.
- Coverage is broad: Copilot Chat, inline edits, ask, agent mode, and code completions all lose the same model path.
- The change landed on May 6, 2026, so teams using fixed Copilot habits may see response style shifts immediately.
- This is a tooling workflow issue, not just model news; saved prompts and comparison baselines can drift after removal.
Source: github.blog/changelog/2026-05-07-claude-sonnet-4-deprecaRead original →
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#0403
#0403Agents & tools Hermes Agent Releases2 weeks ago
`Hermes Agent` `v0.13.0` turns long-running agent work into a durable board
80radar
Hermes AgentCoding agent — resilient long-running task execution
Long-running agent runs now survive interrupts, recover from failures, and stay pinned to a goal. If you automate multi-step coding or ops flows, this is a real upgrade worth testing now.
- Kanban adds durable multi-agent execution with heartbeat, reclaim, zombie detection, retries, and hallucination recovery.
- /goal keeps the agent locked on one target across turns, cutting drift in longer coding and automation sessions.
- Security tightened hard: 8 P0s closed, redaction defaults ON, stranger DMs blocked on WhatsApp, TOCTOU gaps patched.
- Checkpoints v2 rewrites persistence with pruning and disk guardrails, while gateway auto-resume restores sessions after restarts.
Source: github.com/NousResearch/hermes-agent/releases/tag/v2026.Read original →
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Thu, May 73 dispatches

#0402
#0402Agents & tools GitHub Changelog2 weeks ago
`Rubber Duck` in `GitHub Copilot CLI` adds broader model support
50radar
Rubber DuckReview agent — cross-model critique inside Copilot CLI
Review no longer has to stay inside one model family. Rubber Duck can pair a GPT session with a Claude critic, which makes mixed-model checks easier and reduces tool lock-in.
- Rubber Duck is positioned as a cross-family review agent inside GitHub Copilot CLI, not just a single-model helper.
- A session running a GPT model can now invoke a Claude-powered critic agent. That opens a built-in second opinion path.
- The practical win is workflow simplicity: compare generation and critique across model families without leaving the CLI.
Source: github.blog/changelog/2026-05-07-rubber-duck-in-github-cRead original →
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#0401
#0401Agents & tools Cursor Changelog2 weeks ago
`Cursor` adds PR review, parallel plan execution, and split PR workflows
80radar
Code review and execution are getting compressed into one loop. Cursor is moving past autocomplete toward workflow orchestration, and this release looks immediately useful for faster shipping.
- The release bundles a new PR review flow with faster plan execution, tying review and implementation closer together.
- Parallel agents are positioned as the speed lever for plans; multi-step work should finish in less wall-clock time.
- Quick-action pills target common workflows, which cuts prompt friction on repetitive IDE actions.
- Split PRs in the title suggests smaller, cleaner change sets are becoming a first-class workflow inside Cursor.
Source: cursor.com/changelog/05-07-26Read original →
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#0400
#0400Agents & tools Claude Code Releases2 weeks ago
`Claude Code` `v2.1.132` adds session env vars and hardens terminal/resume flows
60radar
Claude CodeCoding agent CLI — stronger terminal recovery and session stability
More of a stability drop than a feature release: terminal recovery, paste handling, resume state, and MCP failure cases all got cleaned up. Worth updating if Claude Code is part of your daily shell or IDE loop.
- CLAUDE_CODE_SESSION_ID now reaches Bash subprocesses, aligning tool env with hook session_id and making per-session logging easier.
- CLAUDE_CODE_DISABLE_ALTERNATE_SCREEN=1 keeps output in native scrollback, useful if you prefer normal terminal history over fullscreen rendering.
- Resume and plan-mode edge cases were fixed, including emoji-corrupted sessions, ignored --permission-mode, and lost plan mode after ExitPlanMode.
- A severe MCP issue was patched: malformed stdio server output could drive 10GB+ RSS memory growth, and failed tools/list now retries with clearer status.
Source: github.com/anthropics/claude-code/releases/tag/v2.1.132Read original →
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Wed, May 65 dispatches

#0399
#0399Agents & tools r/LocalLLaMA2 weeks ago
`llama.cpp` MTP makes `Qwen 3.6 27B` far more usable for local coding agents
50radar
llama.cppInference engine — lightweight local LLM serving
A custom llama.cpp build stacks MTP, turbo4 KV cache, and 262K context on 48GB Macs. Still a manual setup, but local agentic coding just moved from hobbyist tweak to viable option.
- --spec-type mtp --spec-draft-n-max 5 delivered 2.5x faster generation, reaching 28 tok/s on an M2 Max 96GB.
- turbo4 KV cache cuts KV memory to roughly one quarter, which is the real unlock for long-context local use.
- A 262K context window reportedly fits on 48GB Apple Silicon with Q5_K_M plus turbo4, making repo-scale sessions more realistic.
- The package also ships fixed chat templates and llama-server OpenAI/Anthropic-compatible endpoints, so existing agent stacks need less glue code.
Source: www.reddit.com/r/LocalLLaMA/comments/1t57xuu/25x_faster_Read original →
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#0398
#0398Agents & tools Claude Code Releases2 weeks ago
`Claude Code` `v2.1.131`, Windows VS Code activation and Mantle auth fixes
40radar
MantleAuth service — integrates via x-api-key headers
Two break-fix patches landed: the VS Code extension now activates on Windows again, and Mantle auth restores the missing x-api-key header. Low-drama release, but worth updating if either path was broken for you.
- A hardcoded bundled SDK build path plus a createRequire polyfill bug was breaking VS Code extension activation on Windows.
- Mantle endpoint authentication was failing because the x-api-key header was missing; this release restores it.
- No new feature here, just reliability work. Update quickly if you depend on Windows editor flows or Mantle integrations.
Source: github.com/anthropics/claude-code/releases/tag/v2.1.131Read original →
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#0397
#0397Agents & tools Claude Code Releases2 weeks ago
`Claude Code` `v2.1.129` adds session plugin fetch and background auto-update
70radar
Claude CodeAI coding tool — terminal-first dev workflow
Plugins are easier to load on the fly, and self-updates now run in the background on package installs. Small release, but the workflow friction drop is real enough to use now.
- --plugin-url <url> pulls a plugin .zip into the current session, which lowers the setup cost for trying custom tooling fast.
- CLAUDE_CODE_PACKAGE_MANAGER_AUTO_UPDATE lets Homebrew and WinGet installs upgrade in the background, then asks for a restart instead of blocking work.
- Gateway model discovery is now opt-in via CLAUDE_CODE_ENABLE_GATEWAY_MODEL_DISCOVERY=1, reducing surprise model list changes on custom gateways.
- skillOverrides now behaves correctly across off, user-invocable-only, and name-only, which makes shared agent setups easier to control.
- Several regressions were fixed around /clear, subagent UI, prompt cache TTL, and MCP allow rules, so day-to-day CLI reliability improved.
Source: github.com/anthropics/claude-code/releases/tag/v2.1.129Read original →
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#0396
#0396Agents & tools Cursor Changelog2 weeks ago
`Cursor` adds context usage breakdown for agents
50radar
You can now inspect where an agent's context window is being spent instead of treating token use as a black box. Useful for trimming bloated prompts and debugging why long runs get expensive or lose focus; worth using if you lean on Cursor agents.
- The update exposes a breakdown of agent context usage, not just a single opaque total.
- Better visibility helps pinpoint prompt bloat, attached files, or history that eats the context window early.
- When an agent derails on long tasks, this gives a direct place to check whether context pressure is the real cause.
Source: cursor.com/changelog/05-06-26Read original →
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#0395
#0395Agents & tools GitHub Changelog2 weeks ago
`GitHub MCP Server` secret scanning is now generally available
60radar
GitHub MCP ServerMCP server — GitHub workflows with built-in secret scanning
Secret scanning now lands directly inside MCP-based coding workflows. If you rely on agentic IDEs or CLIs, this is an immediate security upgrade with almost no adoption friction.
- GitHub MCP Server now supports secret scanning in GA, so the feature is no longer experimental.
- The target surface is MCP-compatible AI tools, including examples like GitHub Copilot CLI and agent-friendly IDE flows.
- This pushes security checks closer to where code is generated, which matters more as more edits originate from agents.
Source: github.blog/changelog/2026-05-05-secret-scanning-with-giRead original →
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`Opencode` `v1.14.44`, fixes upgrade failures in existing workspaces

`Autoharness` lets `Claude Code` tune its own agent harness

`OpenCode` `v1.14.43`, fixes `ACP` image attachments and auth-loader API compatibility

`Claude Code`: Ask for HTML, Not Markdown

`Claude Code` `v2.1.136`, fixes MCP auth churn and resume/path edge cases

`GitHub Copilot` cloud agent gets more flexible secrets and variables

`Bugbot` PR review effort levels become configurable

`Claude Code` `v2.1.133`: worktree base control, effort propagation, multi-session fixes

`GitHub Copilot` deprecates `Claude Sonnet 4` across all experiences

`Hermes Agent` `v0.13.0` turns long-running agent work into a durable board

`Rubber Duck` in `GitHub Copilot CLI` adds broader model support

`Cursor` adds PR review, parallel plan execution, and split PR workflows

`Claude Code` `v2.1.132` adds session env vars and hardens terminal/resume flows

`llama.cpp` MTP makes `Qwen 3.6 27B` far more usable for local coding agents

`Claude Code` `v2.1.131`, Windows VS Code activation and Mantle auth fixes

`Claude Code` `v2.1.129` adds session plugin fetch and background auto-update

`Cursor` adds context usage breakdown for agents

`GitHub MCP Server` secret scanning is now generally available