Changelog

All notable changes to CoAgent8 are documented in this file. It is generated from the Conventional Commits history by git-cliff (npm run changelog); do not edit it by hand. Each entry starts with the commit that introduced it.

The format is based on Keep a Changelog 1.1.0, and this project adheres to Semantic Versioning 2.0.0. Release procedure: .agents/rules/02-git-workflow.md.

[Unreleased]

[0.6.0] - 2026-10-11 (v0.6.0)

Entries link the commits of the 0.6.0 pull request (prepared as 1.0.0-beta.2), which was squash-merged into develop as one commit (REPO-002). The pull request page keeps them.

Breaking

• d015035 execution: Layered owned-process termination with protocol interrupts
• 0edcdfa Require Node.js 24 and test on Node 24 and 26
• 77bef3e mcp: Remove the compact tool profile
• 7d317f1 errors: Typed ToolError codes; unknown failures are PROCESS_ERROR
• a5c2cc7 Stop tracking dist/ and check the packed bundle against a fresh build
• 834dd87 sessions: Scope MCP resources and session list to the workspace
• 7c0de4f policy: Ask the user for top-tier models through MCP elicitation
• 0a86007 result: Return execution results as markdown only
• 3556c4c models: Take models and defaults from the CLIs and config.json, never from the source
• cd7d78f consent: Ask the user by a model's approximate price, not by its name
• b79f744 vscode: One setup list, CLI executable choice and complete uninstall
• b2e483c vscode: Share ~/.coagent8/config.json with the CLI and keep it on uninstall
• 0fe63f1 doctor: Default to a cached model view and move health to a scope

Added

• 94acde8 routing: Choose another CLI than the client when auto is ambiguous
• c4da22c doctor: Summary by default, full detail, backend filter and quota switch
• 7ac17f8 mcp: Resolve the workspace from client roots and report it
• 4b9307b tools: Say how to call CoAgent8 right on the first attempt
• 047d232 branding: Support dark themes and record MCP observations
• d2d29c7 setup: Separate CLI readiness, host registration and cleanup
• 42abbc8 execution: Resolve agy from the Antigravity extension's copy
• 366ad0a vscode: Offer vendor extensions and await CLIs during onboarding
• 74408da vscode: Open configuration and persist welcome dismissal
• ac43699 vscode: Reset onboarding state through editor storage
• 4bee717 vscode: Expose backend, model and approval settings
• 694fbf2 vscode: Remove extension registrations on uninstall
• 42f249d selection: List model prices in doctor and enforce output price limits
• 663e404 claude: Read Claude Code's model catalog from stream-json initialize
• acd7213 routing: Route a named model to a backend that lists it
• dbc75c0 codex: Read account rate limits from app-server
• 38e45c0 prices: Keep per-model prices for offered models and refresh daily
• 3f4ebaf mcp: Frame every answer in a markdown code block
• bf34e1f mcp: Present results raw for Codex and in plaintext frames elsewhere
• 6c74973 execution: Implement phase timing and instrumentation (EXEC-001-T02)
• 865e4b0 config: Supply effective configuration with provenance (EXEC-001-T03)
• 64d717d execution: Reuse observations within preparation (EXEC-001-T05)
• 9d7aed1 execution: Guarantee finalization after resource acquisition (EXEC-001-T06)
• 1b1a246 execution: Define complete-call budget contract (EXEC-001-T07)
• 44b0002 backends: Define shared read and deadline context (EXEC-001-T08a)
• dba2ab6 backends: Implement shared-read waiter ownership (EXEC-001-T08b)
• d9125f3 codex: Bound probe, catalog, and quota reads (EXEC-001-T08c)
• ff18c49 claude: Bound probe, catalog, and quota reads (EXEC-001-T08d)
• 86249ae agy: Bound probe, catalog, quota, and tool reads (EXEC-001-T08e)
• f496263 prices: Bound price fetches and close shared-read races (EXEC-001-T08f)
• d429590 review: Bound review Git work and process lifecycle (EXEC-001-T09a)
• c8f5e50 storage: Cancel lock waiters safely and preserve queue progress (EXEC-001-T09b)
• ec6819d sessions: Stop session acquisition after expiry (EXEC-001-T09c)
• ef35b14 consent: Cancel pending approval and bind to deadline (EXEC-001-T10a)
• 7a4fbd5 consent: Revalidate policy and price evidence before acquisition (EXEC-001-T10b)
• 4dcd660 consent: Preserve valid approvals across persistence failures (EXEC-001-T10c)
• 38d12ad execution: Activate monotonic budget for consult and review (EXEC-001-T11a)
• 9200c18 setup: Install client skills with each registration (SKILLS-001)
• 963803d diagnostics: Apply bounds and cancellation to doctor (EXEC-001-T11b)
• 527f765 execution: Expose accurate timing and phase accounting (EXEC-001-T11c)
• 2115b39 review: Say when another review cannot change the verdict (AX-007a)
• 900c530 mcp: Label the continuation handle in the result footer (AX-007b)
• 9ddc3d1 review: Answer an unchanged repeat review without a model turn (AX-007c)
• 2cc0b59 skills: Manage skill packages per client from VS Code and the CLI
• bfe1576 vscode: Manage coding CLIs per client and leave extension removal to VS Code
• edf4b83 governance: Allow, ask and deny model rules
• 1f36525 vscode: List CoAgent8 with the installed MCP servers
• d49cbf9 vscode: Manage model approvals from one menu

Changed

• 1d2de9b src: Group backend files per CLI and split shared modules
• 7451918 src: Place type definitions next to the modules that own them
• 647c89b src: Import symbols from the modules that define them
• 348d316 src: Delete dead code found by the audit
• 4564685 src: Drop StreamReducer line framing and test-only collector API
• ac80f9b src: Stop exporting declarations used only in their own module
• dc255cb build: Bundle the MCP server with tsdown and ship license notices separately
• 12622bb mcp: One-sentence server instructions and compact tool definitions
• fc60fde result: Compact structured content, one-line footer and actionable consent errors
• 665e5dd prompts: Shorter review and consult prompts with a server-filled snapshot
• 4691536 result: Shorter footer with each line as its own quoted paragraph
• 2dbedc7 backends: Reuse probes across requests and read agy quota only in doctor
• 86ee98f gemini: Keep only the runCommand deadline
• 50992f1 startup: Inject background maintenance instead of environment test hooks
• 702d52e tools: Map the deprecated tools and run actions through one alias table
• 5eaf407 backends: One structured-error extractor parameterized per backend
• 20dc0b4 progress: Redact each progress message once, where it leaves for the client
• 2255f1a probes: Share concurrent probe, catalog and model reads
• 3c2344f modules: Extract contracts, storage, workspace and runtime
• cc6e53d mcp: Separate execution from MCP presentation (S2)
• 5660c5d models: Separate model policy from provider discovery (S3)
• fc39a44 sessions: Split history by responsibility and extract credential boundaries (S4)
• 5f8c210 layout: Finish consumers, mirror test layout, and retire internal shims (S5)
• 9f6ce57 boundaries: Enforce automated dependency boundaries and cycle detection (S6)
• 403557a execution: Establish reproducible baseline and call map (EXEC-001-T01)
• 217f443 execution: Extract cohesive task preparation (EXEC-001-T04)

Fixed

• ddc3a4e execution: Enforce process identity and safe teardown on Windows
• e186711 execution: Optimize process polling and align consumer package verification
• 3153f64 gemini: Give agy a 2 s SIGTERM grace on POSIX
• 033d359 redaction: Split credential format from diagnostic redaction
• a2bff80 build: Order license notices independently of the build locale
• 9123f62 history: Append-only streaming deltas with credential tail buffering
• 249f91a controller: Isolate CLI execution from archive and session bookkeeping
• 485adaa history: Address Opus review findings on tail buffering, capacity locking, and cooldowns
• 5854021 history: Address lock ordering, AWS key tail buffering, and capacity accounting
• 24caab5 history: Restore JWT and Slack prefix checks and decouple append from capacity lock
• 4c45d1e history: Safely catch rollback lock errors to guarantee original io error propagation
• 6a65538 backends: Report the model each backend resolved
• 62d0f3a gemini: Keep the answer when the sandbox denies an action
• 0df32e4 setup: Raise the Codex tool timeout for CoAgent8 to 30 minutes
• 6837fec routing: Record one cooldown per rate-limited turn with the parsed reset
• b7c37f0 codex: Read the default model from config.toml with a TOML parser
• 66df69d backends: Reject option-like model identifiers before they reach a CLI
• 6b419af gemini: Ignore unknown agy event types with a warning
• 4afc7f2 locks: Publish leases atomically, renew them and reclaim stale ones by age
• 5da124e backends: Classify CLI errors by anchored phrases and parse ms and decimal resets
• a9ccc36 gemini: Treat a usage window without remaining_fraction as unmeasured
• cd2e6c5 errors: Remove dead catches and report the failures that were ignored
• 344ed39 config: Report an unusable configuration in doctor and refuse execution
• 3efaa52 history: Replace empty catches with explicit absence and cache handling
• ae86532 mcp: Stop declaring resource list notifications that are never sent
• 92206d9 process: Report POSIX group signal failures and skip the grace for an exited group
• d851b14 result: Keep answer lines that quote npm notices or update banners
• 7f36f5b session: Report cancelled only when a running turn was stopped or released
• 3024372 session: Show workspace paths under the home directory as ~ in session lists
• 6eef2f4 errors: Type rejected models and drop the invented answer of a failed run
• 20fc305 models: Check model and effort against the catalog the CLI reports
• d96dae7 codex: Return the final answer without the turn's commentary
• a87ede3 consult: Pass a plain question on as asked
• 34bad59 result: Name the requested model in the footer of a refused call
• 2308f03 consent: Accept only an explicit approve: true as the user's consent
• 031715b session: Keep the session's reasoning effort on a continuation
• f83b73f gemini: Disable agy's auto-updater, whose console window takes the focus
• 1bf9ae0 consent: Report a cancelled approval request as unanswered, not declined
• 52c1da0 vscode: Clarify CLI names and embed private preview logo
• 8393cc3 vscode: Use the new okidev publisher
• 6b6ec27 vscode: Replace broken Details logo with compact links
• 6569fe2 vscode: Discover bundled Codex and offer CLI installation
• 1665b59 setup: Preserve CLI evidence and verify owned cleanup
• caf580e setup: Read CLI help from stderr as well as stdout
• 94f90f8 vscode: Keep the CLI picker open while setup checks run
• 1547c92 setup: Detect Antigravity CLI sign-in with its silent check
• 91459c5 setup: Report unregistered CLIs clearly and log one line per check
• edee627 adapters: Disable and verify inherited Codex MCP servers per thread
• bbbfc51 adapters: Refuse recursive turns and name agy's inherited tools
• f2b86e5 review: Bind verdicts to complete current workspace input
• 813d5f3 vscode: Bind configuration and refresh MCP definitions
• 1ab472f vscode: Keep extension data in storage removed on uninstall
• 7a3213d routing: Keep auto selection working without a writable quota cache
• 1bc530d codex: Keep a complete final answer untruncated after dropped commentary
• 16b4e48 history: Reserve snapshot bytes before writing them
• 27e3914 history: Cut fragments at UTF-8 character boundaries
• 8d8f4f2 prices: Let shutdown wait for a background price read
• e1b0db1 backends: Stop reporting a complete answer as truncated
• 436f1e3 review: Show the reviewer answer verbatim and report every block cause
• a109cc2 agy: Report a turn ended by a sandbox denial as a failure
• 132cb3d setup: Update owned Claude and agy registrations to the new runtime
• c5e040f boundaries: Reject SDK and indirect transport dependencies
• dc87cdd tests: Bound concurrency barrier and ensure guaranteed task settlement
• 657be85 tests: Bound child readiness and teardown in lock contention test (EXEC-001-T09b)
• 32acb59 diagnostics: Preserve prefilled issue links in chat clients
• d8645d0 quota: Keep other providers when the cache cannot be read (AUDIT-001-A01-A03)
• 7666cd4 config: Serialize saveConfig under the configuration lease (AUDIT-001-A04-A05)
• dfd0c37 config: Write configuration through the shared atomic writer (AUDIT-001-A06-A07)
• 71ae03d setup: Recognize own registrations when the ownership record is lost
• f8c2733 vscode: End the uninstall with Restart Extensions instead of quitting VS Code
• 2c1ff4f setup: Compare CLI sources by their real path
• 79cc5f6 vscode: Offer vendor extensions over standalone CLIs and remove standalone installs completely
• 78b1bd5 setup: Offer installation when a selected vendor extension copy is missing
• f10166e vscode: End the uninstall with Reload Window to apply extension removals
• 80d0e61 vscode: Keep an edited profile entry the user's when its runtime path is unchanged
• b33acd4 review: Let reviewers without file tools read files with read-only commands
• 527ab7d vscode: Record a pending digest so a rewrite never takes a racing user edit
• 6af6c80 governance: Apply model rules to the effort variant a turn runs
• ba442a5 review: Stop blocking a read-only review on checks it cannot run
• 2cd1071 vscode: Add no profile entry beside a workspace CoAgent8 registration
• 30e7737 vscode: Change the rule entry that decides a model in Manage Model Approvals
• 5879925 vscode: Uninstall removes only its own installation's profile entries
• 2e9dab7 vscode: Stop windows of one profile from rewriting the shared entry in turn
• 1ff3f4e models: Let a price limit choose any permitted effort variant
• 6269fb4 vscode: Synchronize and remove profile entries under one lease
• ff825e2 vscode: Keep the uninstall hook within its time limit while setup runs
• ee580cb vscode: Check for outdated CLI chats in multi-root windows
• 272193b vscode: Open Manage Model Approvals in multi-root windows
• f89f5b1 vscode: Finish CLI extension removals in multi-root windows
• 9af3c9d vscode: Record a first profile entry as pending before writing it
• 19387b3 vscode: Keep cleaning other profiles when one cannot be read on uninstall
• 9014aa1 redaction: Redact the canonical path of the home directory
• d8b4237 vscode: Recognize the installation by its canonical path on uninstall
• d74c7c3 review: Name Git's reason when it refuses the repository
• 5128c31 vscode: Open the extension page for Uninstall VS Code Extension