Changelog

Stay up-to-date with the latest features, improvements, and bug fixes in Sim. All changes are documented here with detailed release notes.


v0.9.31
Oct 22, 2026

Features

  • feat(chat): recall sent messages from composer
  • feat(library): 6 Best Workato Alternatives for AI Agents in 2026
  • feat(library): 6 Best OpenClaw Alternatives for Teams in 2026
  • feat(library): 6 Best Lindy Alternatives in 2026 for AI Agents and Automation
  • feat(library): 5 Best Claude Cowork Alternatives in 2026 for Shared and Scheduled AI Agents

Improvements

  • improvement(emails): refresh the platform update broadcast
  • improvement(docs): reduce navigation payload and build work
  • improvement(mothership): calmer activity header: wait wording until a call's title streams, and pacing across a run's calls

Bug Fixes

  • fix(mothership): hold a tool call's display grouping beside its arguments
  • fix(docs): preserve clipboard activation and validate copied content
  • fix(chat): validate restored contexts against send schema
  • fix(mothership): report a paused Copilot workflow whose cancel lost the race to an unreported terminal run
  • fix(mothership): report a Copilot workflow tool whose paused run settles after a resume or cancel
  • fix(mothership): let the agent copy files between workspaces without Projects
  • fix(mothership): keep display activity out of integration and mcp tool arguments
  • fix(deps): pin patched xmldom, axios, follow-redirects, qs, proxy-addr, shell-quote, joi, and grpc-js
  • fix(gemini): send the lowest thinking level when thinking is 'none' on Gemini 3

Other Changes

  • docs(library): update langgraph-alternatives

View changes on GitHub

v0.9.30
Oct 21, 2026

Features

  • feat(mothership): discover every workspace mcp server without tagging
  • feat(mothership): send workspace skill ids and descriptions in the chat inventory
  • feat(helpscout): knowledge base connector, auto-registered triggers, 12 more tools, and validation fixes
  • feat(helpscout): add Help Scout integration with OAuth and app credentials, selectors, and webhook triggers

Improvements

  • improvement(docs): simplify integration page headers
  • improvement(docs): refine screenshots, copy, and API interactions
  • improvement(insights): clarify unassigned usage and refresh usage charts
  • improvement(mothership): rank integration discovery by bm25 and connected services
  • improvement(library): merge near-duplicate posts into their stronger pages
  • improvement(mothership): show the worker's display copy for a turn error everywhere it is recorded
  • improvement(sim-cli): publish each command's path aliases and renamed paths in the command inventory

Bug Fixes

  • fix(ci): reset a broken desktop-live dev cache from a passing job
  • fix(mothership): bound best-effort mcp discovery and stop retrying a down server every query
  • fix(helpscout): require explicit tags to clear, validate custom field entries and positive IDs, and correct trigger and credential copy
  • fix(insights): keep paused calendars visible and chart scales finite
  • fix(comparisons): Retool self-hosting is on every plan, not Enterprise only
  • fix(comparisons): lead Flowise copy with its end of life, qualify Retool self-hosting, and note the Zapier Agents migration
  • fix(mothership): keep untagged mcp discovery side-effect free and the catalog resilient
  • fix(tools): advertise json and any params without an object type, and name the invalid mcp argument
  • fix(mothership): keep integration discovery working when a tagged mcp server fails or lists no tools
  • fix(chat): keep previous messages stable when sending

Other Changes

  • docs(library): correct vendor facts and Flowise status found in the library audit
  • docs(library): rework Zapier alternatives into the lean roundup format
  • docs(library): restructure open source AI agents guide around its head term
  • docs(library): tighten n8n alternatives and fix its tool count
  • docs(library): rework no-code AI agent builders roundup into the lean format
  • chore(mothership): sync the Search assistant tool contract from mothership

View changes on GitHub

v0.9.29
Oct 20, 2026

Features

  • feat(mothership): let an agent chat list its owner's other live chats for history recall

Improvements

  • improvement(search): return 30 previews by default for a Search MCP query across every source
  • improvement(changelog): more relevant Search across sources

Bug Fixes

  • fix(tls): distrust the roots behind the compromised eMudhra intermediates
  • fix(credentials): declare service-account oauth policy on Snowflake, NetSuite, and Managed Agent tools

Other Changes

  • docs(library): update byok-multi-model-ai-agent-builder
  • docs(library): update best-ai-agents-for-scheduling-and-calendar-management-in-2026
  • docs(library): update can-ai-agents-talk-to-each-other-multi-agent-communication-explained
  • docs(library): update apache-2-0-vs-fair-code

View changes on GitHub

v0.9.28
Oct 20, 2026

Features

  • feat(library): Best Retool Alternatives in 2026 for Building AI Agents
  • feat(library): Best Dust Alternatives in 2026 for AI Agent Workflows
  • feat(library): Best Flowise Alternatives in 2026 for Production AI Agents
  • feat(library): Best Langflow Alternatives in 2026 for Production AI Workflows
  • feat(library): Best Vellum Alternatives in 2026 for Non-Engineers
  • feat(library): Best Pipedream Alternatives in 2026 with Visual Builders

Improvements

  • improvement(deps): shared Standard Webhooks verifier, MCP SDK 1.32.1, tiptap 3.31.4 with the prosemirror paste XSS fix
  • improvement(comparisons): noindex self-hosted marketing pages, link every comparison, and add Zapier, Retool, Flowise lead answers

Bug Fixes

  • fix(comparisons): stop recommending Flowise after its end of life and source its facts from Flowise
  • fix(comparisons): Retool lists self-hosting on Enterprise only

Other Changes

  • chore(mothership): drop unused worker contract copies
  • chore(deps): audit and update dependencies, raise security override floors, collapse duplicate versions

View changes on GitHub

v0.9.27
Oct 19, 2026

Features

  • feat(library): How Do You Connect a Google Drive MCP Server to an AI Agent in Sim?
  • feat(library): LLMs vs AI Agents: What Is the Difference?
  • feat(greenhouse): connect Harvest v3 with a customer-owned API credential
  • feat(zoho-desk): expand help desk operations
  • feat(excel): expand workbook operations and align Graph contracts
  • feat(greenhouse): add versioned Harvest v3 integration
  • feat(cloudflare): expand API coverage and validate operations
  • feat(library): 6 Best AWS Bedrock Agents and Vertex AI Agent Builder Alternatives for Easier Deployment
  • feat(library): How Do AI Agents Use Tools and APIs?

Improvements

  • improvement(async-jobs): warn when Trigger.dev run acceptance is slow
  • improvement(db): name chat uploads in one indexed read and index workspace payer lookups
  • improvement(landing): search-length titles, model comparison pages, and free model tools
  • improvement(mcp): prepare the hosted MCP server for registry and plugin directory listings

Bug Fixes

  • fix(execution): precheck the default video target and attribute 4xx resume preprocessing refusals to the run
  • fix(cloudflare): require explicit R2 lifecycle replacement rules
  • fix(library): point cross-links at the renamed 15 Best Zapier Alternatives guide
  • fix(billing): stop free-plan workflow runs at their usage limit mid-run
  • fix(greenhouse): align configured agent inputs with API parameters
  • fix(execution): classify SDK run aborts and refuse doomed provider and media requests before sending
  • fix(api): answer upstream MCP, OAuth, and id-conflict failures with 4xx; keep PII keep-alive past the load balancer
  • fix(file): bind copied workspace files to their source by storage key
  • fix(landing): correct model version names, fit model page titles, and fix the Zapier post title count
  • fix(memory): read memory records and their provenance in one statement
  • fix(custom-tools): skip title conflicts when persisting inline tools from a workflow save
  • fix(copilot): read sandbox paths in files view and admit missing overwrite targets in multi-file exports
  • fix(media): send ElevenLabs TTS text under the field fal requires
  • fix(mcp): route deferred transport requests under the client's outbound scope
  • fix(account-deletion): list storage keys through the S3 client so Trigger runs can sweep
  • fix(streaming): stop writing workflow stream frames after the client cancels
  • fix(providers): refuse an empty Responses input before sending instead of retrying a guaranteed 400

Other Changes

  • docs(library): update best-conversational-ai-platforms-crm-helpdesk
  • docs(library): update n8n-alternatives
  • docs(library): update best-ai-agent-platforms-for-enterprise-teams-2026
  • docs(library): update best-zapier-alternatives
  • docs(library): update agentic-ai-coding-tools-what-they-are-and-how-the-top-options-compare
  • docs(library): update ai-agent-examples-by-department-and-industry
  • docs(library): update best-conversational-ai-platforms-crm-helpdesk

View changes on GitHub

v0.9.26
Oct 17, 2026

Features

  • feat(library): 6 Best Relevance AI Alternatives for Flexible AI Agents in 2026
  • feat(library): How Much Does It Cost to Build and Run an AI Agent?
  • feat(library): 6 Best Make.com Alternatives for AI Agents in 2026
  • feat(databricks): expand API coverage and preserve paginated results
  • feat(oracle-fusion): add core financial business operations
  • feat(data-drains): add Microsoft Sentinel ingestion
  • feat(project-files): let Chat read and write Project files

Improvements

  • improvement(computer-use): roll out computer use per organization
  • improvement(landing): serve the homepage as Markdown when clients ask for text/markdown
  • improvement(library): refresh license comparison and Zapier alternatives

Bug Fixes

  • fix(logs): remove the client log-persistence route that let a run's actor rewrite its log and cost
  • fix(resume): require write access to resume a paused run on the legacy route
  • fix(auth): end OAuth grants on SCIM address change and add sign out other devices
  • fix(copilot): re-derive the turn's secret authority on the in-band tool lane
  • fix(executor): read files in Copilot-started runs and replay repeated memory attachments once
  • fix(auth): revoke sessions and OAuth grants on password reset
  • fix(salesforce): pin instance URL to Salesforce domains and guard update-custom-field egress
  • fix(databricks): preserve mutation intent and complete task outputs
  • fix(credentials): reject managed OAuth kind mismatches before resolution
  • fix(chat): release-audit follow-ups for Project file tabs and sandbox copy parsing
  • fix: release-review follow-ups for account removal (workflow-state rejections, stats-row creator, sweep pages)
  • fix(chat): treat browser tab metadata as untrusted and bound attachment resolution
  • fix(chat): open and close Project file tabs by their owner
  • fix(account-deletion): resume the workspace storage sweep from its saved listing position
  • fix(search): count two-letter query terms when ranking across sources
  • fix(billing): stop account deletion from resetting the free allowance
  • fix(account-deletion): durably purge a deleted account's storage without touching live objects
  • fix(execution): stop in-flight workflow runs when an account is deleted, removed or banned
  • fix(trigger): do not alert on runs whose workspace was deleted mid-run
  • fix(execution): end runs quietly when their workspace is deleted mid-run
  • fix(trigger): complete async workflow runs whose failure is already recorded instead of failing them
  • fix(files): answer 499 instead of 500 when a client disconnects mid-serve

Other Changes

  • docs(library): update apache-2-0-vs-fair-code
  • docs(library): update best-zapier-alternatives
  • chore(ci): remove the flaky-test issue workflow
  • revert(search): restore the v0.9.23 Jira text search

View changes on GitHub

v0.9.25
Oct 16, 2026

Features

  • feat(library): How Do You Embed an AI Agent Inside Your SaaS Product?
  • feat(library): How Do You Build an AI Agent That Remembers Context Across Multiple Sessions?
  • feat(library): 6 Best Microsoft Copilot Studio and Power Automate Alternatives for AI Agents in 2026
  • feat(library): 6 Best CrewAI Alternatives in 2026 for Visual and Flexible Agent Building

Improvements

  • improvement(search): rank live results across sources by the query terms they hold

Bug Fixes

  • fix(search): keep the Jira half-terms summary tier within the all-terms match
  • fix(desktop): let computer use type into date and time pickers

View changes on GitHub

v0.9.24
Oct 16, 2026

Features

  • feat(memory): authorize scoped note access and durable cleanup
  • feat(library): How Do You Build a WhatsApp AI Agent With Sim?
  • feat(library): 5 Best Discord AI Bot Builders for Community Automation in 2026
  • feat(library): 6 Best AI Agent Options for Ecommerce Operations in 2026
  • feat(library): Best AI Agents for Querying SQL Databases in Plain English

Improvements

  • improvement(search): follow Jira summaries holding every term with those holding half of them
  • improvement(search): fall back to Jira summaries holding half the terms of a longer query
  • improvement(search): lead an overflowing Jira all-terms match with issues whose summary holds every term
  • improvement(seo): lead comparison pages with a direct answer, re-verify competitor pricing, and rebuild the GitHub, Shopify, and Snowflake integration pages
  • improvement(seo): list the v2 API as a catalog item and answer markdown 404s
  • improvement(changelog): expand release coverage and refine content styling
  • improvement(browser): accept observe on every page action

Bug Fixes

  • fix(desktop): tighten computer use input guards for text, tabs, menus and AX failures
  • fix(copilot): load workflow chat history through the windowed chat routes
  • fix(mothership): keep a started call's result after Stop, and let a blocked owner stop their run
  • fix(file-search): stop requeueing skipped artifacts, and fix public share, live-doc persist and cleanup edge cases
  • fix(slack): refuse binding a Search bot to a different app or workspace than members
  • fix(billing): release the reporting prefix lease once its prefix is stored
  • fix(scim): push Stop for runs a directory sync ends, after its transaction commits
  • fix(media): bill a completed fal generation even when a Stop ends its download
  • fix(mothership): hold desktop leases, the resume wait and first claims to the call deadline
  • fix(mothership): serialize headless run admission with chat soft delete
  • fix(memory): read note access from an unlocked snapshot and defer unavailable cleanup
  • fix(seo): answer Markdown OPTIONS on unknown paths and list every accepted knowledge-base file type
  • fix(desktop): count only UI-opening AX actions as delivered on timeout, drop unused contract target
  • fix(content): keep stored provenance consistent
  • fix(billing): answer an in-flight retry at once, and tell Chat what provenance withheld
  • fix(desktop): accept common computer calls and let input reach attached sheets
  • fix(mothership): start no tool call with less than a minute of its deadline left
  • fix(billing): re-read the usage gate often once a payer nears its limit
  • fix(mothership): bound every handed tool call by the deadline its frame names
  • fix(mothership): stop live runs when their chat, owner or access is removed
  • fix(desktop): make computer use act on the app the user sees
  • fix(mothership): parse each checkpoint control request on its own and declare accepted kinds
  • fix(db): throttle autovacuum on the largest tables so vacuum WAL bursts stop stalling commits

Other Changes

  • docs(library): update best-ai-agent-platforms-for-enterprise-teams-2026
  • docs(library): update best-ai-agents-for-regulated-industry-workflows-healthcare-legal-procurement
  • docs(library): update langgraph-alternatives
  • docs(library): update n8n-alternatives
  • docs(library): update byok-multi-model-ai-agent-builder
  • chore(mothership): sync the computer-use contract copies

View changes on GitHub

v0.9.23
Oct 15, 2026

Features

  • feat(project-files): add public sharing and protected delivery
  • feat(project-files): add cross-owner copy and bulk transfers
  • feat(project-files): add rendered delivery and indexed search

Improvements

  • improvement(api): publish an RFC 9727 API catalog and stop padding tables in docs markdown

Bug Fixes

  • fix(chat): preserve panel resize gestures
  • fix(mothership): take over runs whose controller died and re-run their interrupted tool
  • fix(files): restore workspace read-path behavior after rendered delivery
  • fix(pii): load models only in workers and recycle them before memory runs out
  • fix(project-files): requeue rendered-artifact search after commit and trim Project read transactions
  • fix(contracts): drop unused project file search query exports

Other Changes

  • chore(ci): tag production promotions with release-<sha> for rollback retention

View changes on GitHub

v0.9.22
Oct 15, 2026

Features

  • feat(project-files): add core storage and realtime operations
  • feat(library): 7 Best AI Agents for Recruiting Teams in 2026: Screening, Scheduling, ATS, and Outreach
  • feat(library): 7 Best Voice AI Agent Builders for Phone Support in 2026
  • feat(library): Best AI Agents for IT Helpdesk Teams: 6 Platforms Compared
  • feat(library): Best AI Agent Platforms for Agencies and Consultants Managing Multiple Clients
  • feat: establish shared file ownership foundation
  • feat(library): How to Give AI Agents Live Web Search with the You.com API in Sim
  • feat(changelog): cover October 13 product releases
  • feat(mothership): add super-user Plan and knowledge graph settings with benchmark tooling

Improvements

  • improvement(docs): standardize integration copy and generated references
  • improvement(naming): rename sandbox-tasks to sandboxes and standardize file names
  • improvement(ci): track flaky checks daily and fix the live flakes
  • improvement(mcp): advertise server metadata, output schemas, and clearer tool docs
  • improvement(docs): standardize copy and responsive navigation
  • refactor(files): unify mutation accounting and retention
  • improvement(api): declare OAuth scopes in OpenAPI, JSON 404s for unknown API paths, and root MCP resource metadata
  • improvement(audits): ratchet relative imports, literal text sizes, static inline styles, db access in API routes, and bare route handlers
  • improvement(seo): fix soft 404s, per-integration freshness, and docs markdown for AI crawlers
  • improvement(mothership): load chat transcripts as windows from a stored UI projection
  • improvement(search): rank an overflowing Confluence all-terms match with relevance search
  • improvement(workflow): scope the editor by props instead of the URL

Bug Fixes

  • fix(project-files): hold the Project and permission-group locks shared for non-charging file operations
  • fix(mothership): drop queued tab adds the server already removed
  • fix(file-doc): stop the permission resend loop and restore the 10 MB proxy body limit
  • fix(projects): gate the Project list on the projects rollout flag
  • fix(mothership): surface actionable workbench file read failures
  • fix(logging): log expected outcomes below ERROR and acknowledge a lost workflow-result race
  • fix(byok): preserve credential ownership on lookup failures
  • fix(appconfig): share the polled snapshot with Trigger.dev runs
  • fix(api): map MCP reauth redirect, deleted-account visit, and task service outage to non-500 statuses
  • fix(folders): run reorder lock checks on the reorder transaction
  • fix(resume): retry automatic resumes after read deadlines and an unreadable usage ledger
  • fix(uploads): sign transfers for in-process v2 callers that carry no network origin
  • fix(knowledge): serialize chunk date tags on the internal chunk read
  • fix(resume): answer a sync v2 resume whose run fails with the failed run, not a 500
  • fix(docs): preserve negotiated response cache headers
  • fix(docs): correct delivery headers and preview details
  • fix(file-search): send legacy workspace index payloads, isolate realtime test DB, best-effort post-upload Project check
  • fix(files): cancel resumed runs across replicas, unify anchored file edits, and harden workspace, integration, and presence paths
  • fix(content): preserve canonical provenance across reads
  • fix(realtime): share file editor presence across replicas
  • fix(uploads): drop the stale reconciliation-retry claim from the upload-parts cleanup log
  • fix(files): keep file search and compiled-doc reads off write locks
  • fix(projects): fence file writers with a shared Project lock
  • fix(file-search): find an owner's stale dependencies from its dependency rows
  • fix(projects): sweep only retired Project prefixes
  • fix(mothership): admit stored content to Chat per item through one gate
  • fix(docs): return 404 for unknown docs paths and derive integration counts from the catalog
  • fix(mothership): grant gated entitlements to organization Build chats
  • fix(settings): add platform admin tabs to organization view
  • fix(empty-states): keep const assertions on changelog release constants

Other Changes

  • ci: bump the actions group across 2 directories with 5 updates
  • docs(library): update best-ai-agents-invoice-processing-finance-reconciliation-2026
  • chore(files): tighten #8609 follow-ups
  • docs(library): update what-is-an-ai-agent-definition-how-it-works-and-examples
  • docs(library): update can-ai-agents-talk-to-each-other-multi-agent-communication-explained
  • docs(library): update best-ai-agents-for-customer-support-automation
  • docs(library): update best-ai-agents-for-data-extraction-and-rag-in-2026
  • docs(library): update sim-vs-dedicated-chatbot-builders
  • chore(legal): update privacy and cookie policies
  • chore(docs): remove the academy

View changes on GitHub