Changelog¶

Entries from 0.4.0 on are generated by release-please from commit messages.

All notable changes to this project are documented here. The format follows Keep a Changelog. Versions follow Semantic Versioning.

2.0.0 (2026-11-03)¶

⚠ BREAKING CHANGES¶

use one workstation read-only lock

Features¶

add family authoring skill and evaluation (a81a69d)
add model audit packs reports and sheet listing (0bc3d68)
addin: add the Model MCP ribbon and rich tooltips (61a43b5)
addin: highlight document tabs during MCP activity (9dfe1fc)
execute-code: support grouped BIM authoring transactions (5dcd407)
expose read-only Revit API lookup (b920ed5)
recover from document switches, bound catalog results and fix small usage errors (#298) (bdf5cdf), closes #203 #193 #208 #190 #194
report MCP progress and accelerate parameter batches (249df89)
save approved procedures as My tools (4e707bb)
server: add daily QA and sheet set workflows (51563d5)
server: move the pickup timeout out of the tool schemas (#305) (058bb28)
use one workstation read-only lock (0ac5417)

Bug Fixes¶

addin: say a missing target document is not open (#300) (3b0969d)
address usage findings in transport queries and family audit (54871c5)
build: include the batch supervisor in the store bundle (cab8b38)
channel: explain refused channels and repair permissions with consent (10816e4)
explain that Codex on Windows is the ChatGPT app when connecting (60c4fed)
make move dry runs report the same Revit failures as the real move (60c4fed)
mark view, selection and isolation tools as read-only for MCP clients (60c4fed)
server: report transport loss as a retryable structured error (#302) (32b6528)
store: isolate 2.0 builds and port Autodesk review fixes (d3169b5)

Performance¶

cache parameter resolution, serializers and warnings on the read path (#297) (d765ecb)
compact family audit by default and skip unlabelable dimensions quietly (#301) (dc1bcd4)

Documentation¶

align tool contracts and release guidance (60c4fed)
privacy: state cross-border processing and access rights (#324) (6d19760)
refresh the README quick start and the roadmap (#306) (33d2639)

Dependencies¶

deps: Bump certifi from 2026.7.22 to 2026.10.18 in /docs (#336) (c1d79f4)
deps: Bump python from 3.12-slim to 3.15-slim (#327) (20121b1)
deps: Bump uv from 0.12.22 to 0.13.4 in /.github/requirements (#308) (760bb7c)
deps: update Revit SDK, Toolkit, Extensions and Polyfill (#304) (ebc4d98)

Test¶

add release evaluation and in-Revit validation (841a740)

1.0.0 (2026-10-16)¶

Features¶

build: include inputSchema in the store MCP manifest (#286) (9b488cb)

Documentation¶

refresh README with live Revit footage and example prompts (#284) (8ddd24a)

0.10.0 (2026-10-12)¶

⚠ BREAKING CHANGES¶

rename the product display name to Model MCP (#272)
actions: revit_batch is now revit_run_actions.
revit_jobs(cancel_job_id), the file channel without fileChannelVersion, legacy feed files and views-dump are removed. The server requires an add-in of the same major version.
server: response_timeout_s is now timeout_seconds, wait_s is now wait_seconds, save_to is now output_path, dest_dir and the output folder of revit_export are now output_dir.
server: rename the server and internal job classes (#252)
actions: confirm deletions above 500 elements (#253)

Features¶

actions: confirm deletions above 500 elements (#253) (2e1fa85)
actions: confirm link removal, overwriting exports and C# scripts (#242) (9412a8e)
add revit_tag_elements and revit_create_schedule (41be1fe)
addin: add a Connect AI app button for Claude Desktop, Cursor, VS Code and Codex (41be1fe)
addin: enforce a machine policy for read-only mode, tool deny and allow lists, C# scripts and updates (41be1fe)
addin: harden the HTTP host with limits, read deadline and graceful shutdown (#231) (61a3567)
addin: managed install switch, privacy, requirements and install docs (#259) (4bc733f)
build: bundle a self-contained server executable in the MSIs and the store bundle (7b86e56)
build: generate a tool manifest and validate the Revit bundle (#258) (6932778)
build: managed install bundle and ribbon help (#265) (9ecaa57)
build: publish SBOMs and audit dependencies (41be1fe)
build: publish the App Store MSI, bundle and MCP tool manifest with each release (7b86e56)
installer: add READONLY, EXECUTECODE and UPDATEMODE properties, ADMX templates and a protected ProgramData folder (41be1fe)
policy: turn code execution off by default in the store channel (7b86e56)
server: add toolsets and shorten tool descriptions (41be1fe)
server: one rule for errors and refusals (#261) (936c599), closes #248 #202 #249
updates: add release, managed, store and dev channels with off, notify and auto modes (41be1fe)

Bug Fixes¶

actions: report only copies that survive the commit (41be1fe)
actions: truthful summaries for dry runs and empty scripts (#271) (2ff406c)
addin: answer queued HTTP jobs on shutdown and reject malformed UTF-8 (41be1fe)
addin: keep undo_last available after element captures (#267) (36cf71e)
addin: predict group failures for move, rotate, copy, mirror and change_type (#228) (50eba5c), closes #191
addin: refuse shared coordinates on family documents (#224) (6af4dee), closes #189
addin: replace stale per-process channel directory (#226) (46841e8), closes #196
addin: report elements that move, rotate or mirror cannot change (#268) (c912f2d)
addin: report why HTTP is disabled or serves 503 (#229) (013e45d), closes #206
batch: refuse batch start and cancel in read-only mode (#241) (fa336b9), closes #26
build: publish SHA256SUMS.txt with LF line endings (#225) (2463b5f), closes #197
build: ship only runtime package licenses with the bundled server (7b86e56)
build: upgrade MSI over developer builds and stale manifests (#227) (a5ec995), closes #205
build: version development builds from the repository version (#270) (1f60a8e)
cad: refuse unknown layers and empty wall runs (41be1fe)
connect: use the bundled server for AI app configuration and offer Update for older entries (7b86e56)
delete: count dependents that Revit removes at commit (41be1fe)
export: set the pixel_size minimum to 32 (41be1fe)
installer: remove the bundled server folder on uninstall (7b86e56)
keep finished image exports complete after 60 seconds (#232) (b14926c), closes #200
list unprocessed models as cancelled in process-models (#233) (8c4e13b), closes #192
schedules: make schedule paging overflow-safe (41be1fe)
server: bound the SSH limiter wait by the caller timeout (#235) (1e93efe)
server: check the read-only gate before starting a batch over SSH (41be1fe)
server: name bad arguments in tool errors (41be1fe)
server: reject unknown tool arguments (#269) (bff8d7c)
server: remove image files after a failed download (41be1fe)
server: validate save_to before deleting the remote capture (#234) (a10a0cc)
sheets: refuse views without visible content before placing viewports (41be1fe)
undo: keep undo tracking correct after refusals, rollbacks, previews and UI-only commands (41be1fe)
uniform read-only refusals for job control and batch start (#266) (2240b49)
updates: never replace a dev build with a release of the same version (41be1fe)
updates: wait for the bundled server and accept reboot-required exits (7b86e56)

Documentation¶

add a downloads section with the code signing notice (#274) (d51f403)
add administrator guides, MCP specifications and tested clients (41be1fe)
design the model audit rules and snapshot storage (#240) (2dba958), closes #211
fix places where docs disagree with the code (#254) (a68b2f1)
privacy: describe the App Store build and the bundled server (#280) (d781658)
refresh the brand and restructure the README (#263) (2e56c3f)
server: describe tools declaratively (#264) (0d7659d)
state what stays stable in 1.x (#255) (a853115)

Dependencies¶

deps: Bump the all group across 3 directories with 7 updates (#223) (43a2629)
deps: Bump the all group with 2 updates (#222) (1a12f52)

Refactor¶

actions: rename revit_batch to revit_run_actions (#257) (a9e14a5)
remove legacy cancellation, file channel and feed files (#260) (a9e14a5)
rename the product display name to Model MCP (#272) (5c56f89)
server: one name for timeouts and output paths (#256) (a9e14a5), closes #245 #246 #247 #218
server: rename the server and internal job classes (#252) (f00bf37)

0.9.1 (2026-10-06)¶

Bug Fixes¶

addin: keep the job scheduler running when result persistence fails (#181) (47f4b76)
addin: make dry runs predict group and join failures (#185) (89b30d7)
addin: make multi-model processing cleanup and outputs safe (#182) (53f002d)
addin: serialize the HTTP health payload (#178) (3ad9969)
build: refuse to install both installer scopes at once (#183) (e154b6a)
confirmation tokens and job polling papercuts (#184) (59b7000)
papercuts from live validation of 0.9.0 (#180) (e1b82a7)
server: keep capture and tool budgets independent of clock resolution (#179) (ba59335), closes #177 #96

Documentation¶

record live validation of 0.9.0 (#188) (6456b47)

0.9.0 (2026-10-05)¶

Features¶

actions: work with the Revit session (#169) (f646389)

Documentation¶

roadmap direction moves to the Revit session (#166) (5a23383)

0.8.0 (2026-10-02)¶

Features¶

batch: add supervised model collection (#116) (e7654de)
readers: add model snapshot tool (#115) (27a1cd2)
readers: report skipped fields (#109) (4da8b64)
server: add batch audit prompt (#117) (5ceed32)
server: add coordinator prompts, guide resource and Claude skill (#113) (c262beb)
server: build reports from model snapshots (#114) (ca8963e)

Bug Fixes¶

addin: resolve parameter filters that share a built-in field name (#100) (60c1abe)
addin: resolve set parameters explicitly (#108) (dd11997)
batch: accept UTF-8 BOM in workstation JSON (#133) (2a4c02e)
batch: cache unavailable startup years (#134) (ecb5fcc)
batch: configurable open deadline, longer for in-memory upgrades (#143) (d98c5d2)
batch: dismiss warning failures while opening a model (#148) (7778d0c), closes #147
batch: fail fast on unsigned add-in trust prompt (#127) (ad6fe67), closes #112 #126
batch: fetch finished snapshots from cancelled runs (#118) (c51ab3f)
batch: keep workers alive through long operations (#131) (09a7f07), closes #112 #130 #132
batch: preserve typed supervisor start response (#121) (bc3f318)
batch: record message and buttons for non-task dialogs (#144) (fac5499)
batch: record worker dialogs and allow them per workstation (#119) (2db6698)
batch: retry transient heartbeat read errors (#138) (5c0695f), closes #137
build: allow same-version MSI upgrades (#136) (1d463dd), closes #135
build: pin merged Revit API references to the lowest build of each year (#105) (171b472)
channel: keep terminal results intact on Local and SSH (#99) (b1ae1d5)
installer: grant the HTTP URL ACL to all local users (#104) (03d8488)
preserve detached batch snapshot source metadata (#151) (26dadc0), closes #149 #112
server: make the discovery payload UTF-8 safe (#101) (6be592f)
server: stream initial batch state over stdin (#123) (30a7786)

Documentation¶

add the model audit direction to the roadmap (#102) (79ebead)
record live validation of batch collection on Revit 2026 (#150) (7df8fb4), closes #23

Dependencies¶

deps: bump Polyfill to 11.4.1 and TUnit to 1.72.10 (3498163)
deps: Bump the all group with 6 updates (#146) (e9af4fb)

0.7.0 (2026-09-29)¶

Features¶

addin: update the add-in automatically (#94) (c876e33)
build: complete the bundle manifest and publish it to Smithery (#92) (b1519e0)
http: require the add-in to prove the token before jobs (#83) (69af8d0)
server: update the server automatically and check add-in compatibility (#93) (4aacbf0)

Bug Fixes¶

addin: bound confirmation tokens, logs and query limits (#85) (b9b8e44)
addin: own the named pipe and verify its server process (#82) (6d3ab51)
addin: reject oversized declared HTTP jobs (#65) (db5ed7d)
addin: restrict the file channel directory to the current user (#80) (2f9f172)
addin: validate network and aliased paths in file arguments (#81) (4b09359)
redact paths in confirmation text, summaries and errors (#84) (6c557aa)
server: harden the ssh channel and artifact download (#79) (002fb17)
server: stop throttling multiplexed ssh sessions (#91) (99dfba8)
winget: make release submission reliable (#66) (2dad037)

Documentation¶

add code signing policy (#90) (6dfd07d)
align security and privacy docs with default-on actions (#78) (2426c40)
describe unsigned release builds (#97) (0b661d7)
invite a star after the demo recording (#77) (cc03f56)
update the roadmap for 0.7 and 0.8 (#95) (e1effdd)

0.6.0 (2026-09-27)¶

⚠ BREAKING CHANGES¶

actions: REVIT_MCP_ALLOW_WRITE and the workstation allow-write file are removed; set REVIT_MCP_READ_ONLY=1 or create a read-only file on the workstation to disable actions.

Features¶

actions: audit and edit families (42b6aa3)
actions: compare and align grids and levels to a linked model (42b6aa3)
actions: export NWC with every exporter option and XML settings (42b6aa3)
actions: inspect views, set view visibility and remove links (42b6aa3)
actions: open, close, save and synchronize documents with confirmation (42b6aa3)
actions: run actions by default with a read-only opt-out (42b6aa3)
addin: show MCP activity in Revit and undo the last action (42b6aa3)
channel: correlate responses by job id and publish atomically (#61) (5a65afc)
channel: queue jobs from several clients and add a named pipe transport (42b6aa3)
channel: scope by process + HTTP opt-in — fix multi-instance collisions (#62) (90cbeee)

Bug Fixes¶

actions: accept locale-independent category and parameter names (42b6aa3)
addin: target write actions at the addressed document, not the active one (#60) (d558ee9)
resolve manual-test read and HTTP installation failures (#45) (61bd2ba)

Documentation¶

add direction section to roadmap (#49) (b99218b)

0.5.0 (2026-09-14)¶

Features¶

prepare desktop bundle for directory review (#40) (fcd5db9)

Bug Fixes¶

target the lowest available Revit API build of each year (#42) (e17d8a7)

0.4.0 (2026-09-14)¶

Features¶

add Claude Desktop bundle, release attestations and Scorecard (#34) (15f1ff4)

Documentation¶

add brand mark, group the docs navigation and drop stale install notes (#21) (5f5e67b)
brand: switch the mark to stacked floor plates (#22) (5003907)

[0.3.0] - 2026-09-13¶

Added¶

GitHub Pages documentation with MkDocs Material, server reference, search, and llms.txt and llms-full.txt exports.
Contributor Covenant 2.1 and repository instructions for coding agents.
Release highlights from the tagged changelog section and direct installation links.
Single-user and multi-user MSI release assets with CI extraction, installation and removal smoke tests.
SHA256 checksums for the per-year ZIPs, MSIs, Python wheel and source distribution.
PyPI trusted publishing and best-effort MCP Registry publishing through GitHub OIDC for stable releases.
MCP Registry manifest and uvx configuration for Claude Code and Claude Desktop.
WinGet manifest templates, generation, validation and optional submission with WINGET_TOKEN.

Changed¶

README presents installation and grouped tools; detailed actions, security and validation references live in docs/.
Contributor guide includes test coverage and the release ritual.

Fixed¶

Python distributions include the MIT license file and advertise tested Python 3.13 support.

[0.2.0] - 2026-09-12¶

Added¶

Revit 2027 build configuration and CI/release packaging.
install.ps1 with build/release sources, optional assembly signing and Claude Code registration.
Default read-only coordinator tools: revit_model_health, revit_links_status, revit_shared_coordinates and revit_parameter_fill_check.
dry_run on revit_move, revit_place_family, revit_create_wall, revit_set_parameter and revit_delete: a successful preview executes inside a transaction that is rolled back and returns the same verification block.
verification with before captured before the change and after re-read after commit (or before rollback on a dry run).
verification.error when the post-commit re-read fails.
revit_batch: up to 50 actions in one TransactionGroup assimilated into a single undo step, rolled back on the first failed step.

Changed¶

README quick start uses the install script.
MCP handshake version comes from package metadata.
install.ps1 reports a missing release asset for a Revit year with a clear message.

[0.1.0] - 2026-09-11¶

Added¶

Windows Revit add-in with build configurations for Revit 2022-2026.
Python MCP server with 14 default read tools for catalogs, queries, aggregation, parameters, warnings, relations, views and instance discovery.
PNG view exports and optional element geometry in model millimetres.
Eight opt-in action tools protected by a server flag and a workstation gate file.
Local PowerShell, SSH file-channel and authenticated HTTP transports for remote workstations.
Per-user HTTP token, loopback listener, path redaction and configurable channel directory.
Core tests, server tests and CI artifacts for Revit 2022 and 2026.
Tag-triggered release packaging for five Revit versions and a Python wheel.
Installation, transport, protocol, security and contribution documentation.