Sim
  • Docs
  • Blog
  • Integrations
  • Models
  • Pricing
  • 27.8k
  • Docs
  • Blog
  • Integrations
  • Models
  • Pricing
  • GitHub

Product

MothershipWorkflowsKnowledge BaseTablesMCPAPISelf HostingStatus

Resources

BlogDocsModelsPartnersCareersChangelogContact

Blocks

AgentRouterFunctionConditionAPI BlockWorkflowParallelGuardrailsEvaluatorLoop

Integrations

All IntegrationsConfluenceSlackGitHubGmailHubSpotSalesforceNotionGoogle DriveGoogle SheetsSupabaseStripeJiraLinearAirtableFirecrawlDiscordMicrosoft TeamsTelegram

Socials

X (Twitter)LinkedInDiscordGitHub

Legal

Terms of ServicePrivacy Policy

Changelog

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


View on GitHubDocumentationRSS Feed
v0.6.95
TH
May 29, 2026

Features

  • feat(block): Add data enrichment block

Bug Fixes

  • fix(schema) Make workflow description nullable

View changes on GitHub

v0.6.94
TH
IC
WA
May 29, 2026

Features

  • feat(integrations): add RB2B integration
  • feat(slack): scope private channel visibility to installing user
  • feat(integrations): add ZoomInfo, align Wiza, audit Apollo, refresh docs
  • feat(copilot): add copilot_messages table with dual-write rollout
  • feat(providers): add Claude Opus 4.8 model

Improvements

  • improvement(logs): raise execution log size limits to 3MB / 512KB
  • improvement(billing): migrate hot path writes away from user_stats
  • improvement(auth): suffix-match BLOCKED_SIGNUP_DOMAINS to catch subdomain rotation
  • improvement(integrations): tighten resend, azure_devops icon, loops trim

Bug Fixes

  • fix(auth): return 403 instead of 500 for blocked sign-in/sign-up attempts
  • fix(workflows): default workflow color when none provided on create
  • fix(slack): only parse scoped user id for oauth credentials
  • fix(mothership): persist queued messages, edit-in-place preserves order

Other Changes

  • chore(auth): upgrade better-auth 1.3.12 → 1.6.11

View changes on GitHub

v0.6.93
TH
IC
MO
WA
May 28, 2026

Features

  • feat(instantly): block, trigger

Improvements

  • improvement(cron): fire-and-forget for cron-invoked endpoints
  • improvement(integrations): tighten sixtyfour, agentmail, agentphone outputs
  • improvement(mcp): bound MCP memory and lifecycle concurrency
  • improvement(schedules): retries, concurrency limits
  • improvement(agentphone): update logo and bgcolor

Bug Fixes

  • fix(tables): coerce row values to column types on write instead of failing
  • fix(rate-limiter): hosted-key queue follow-up fixes

View changes on GitHub

v0.6.92
TH
May 27, 2026

Features

  • feat(tables): Add enrichment table column type
  • feat(tools): queue hosted-key tool calls instead of failing with 429

Improvements

  • improvement(schedules): jitter scheduled execution starts by 0-30s
  • log(db): Add db failure cause log message

Bug Fixes

  • fix(tables): workflow-column run fixes + bounded run-N-rows

View changes on GitHub

v0.6.91
TH
IC
WA
May 26, 2026

Features

  • feat(hosted-keys): add Hunter.io and People Data Labs hosted key support
  • feat(litellm): add LiteLLM as AI gateway provider
  • feat(zoom): add KB connector for cloud recording transcripts, fix refresh token rotation

Improvements

  • improvement(api): use HttpError base class for typed-error status mapping
  • improvement(executor): subflows, hitl handling cleanup

Bug Fixes

  • fix(connectors): repair broken Zoom icon rendering
  • fix(zoom): iteratively strip tags in transcript parser to close incomplete-sanitization gap
  • fix(files): attach wheel listener before paint and guard SVG src
  • fix(files): zoom file viewer content, not the browser page
  • fix(api): classify access-denied and sandbox user-code errors with correct HTTP status

View changes on GitHub

v0.6.90
IC
WA
May 23, 2026

Improvements

  • improvement(media-gen): retire vision block, add hosted key for fal ai for image/video gen, search visibility in cmd-k

Bug Fixes

  • fix(files): never dedup external URL fetches by path filename
  • fix(resource): prevent permission-gated breadcrumb items from flashing on load

View changes on GitHub

v0.6.89
TH
IC
WA
May 23, 2026

Improvements

  • improvement(kb-connectors): align connector modal controls
  • improvement(kb-connectors): align connector UI surfaces
  • improvement(mcp): post-merge hardening — protocol negotiation + distributed OAuth lock + typed errors
  • perf(copilot): narrow getAccessibleCopilotChat projection
  • improvement(branding): dark og image matching landing surface

Bug Fixes

  • fix(landing): remove cursor lerp causing laggy tracking in collaboration section
  • fix(large-refs): cleanup based on table read
  • fix(db): disable statement_timeout for migrations
  • fix(tools): pin resolved IP in DB connectors to prevent DNS-rebinding SSRF
  • fix(hubspot): selector fetchOptions default + credentialId validation
  • fix(combobox): show selected values in multi-select trigger label

View changes on GitHub

v0.6.88
IC
WA
May 22, 2026

Features

  • feat(mailer): add AWS SES and SMTP providers with auto-detect fallback

Improvements

  • improvement(mcp): per-server tool queries + negative cache
  • improvement(kb-connectors): multi-select fields + Slack bot/app message extraction
  • improvement(search-replace): pass down to subblocks
  • improvement(hubspot): OAuth-native polling trigger replacing webhook flow
  • improvement(oauth): coalesce token refresh + cache terminal failures

Bug Fixes

  • fix(oauth): follower last-chance read after poll deadline
  • fix(files): RFC 5987 encode Content-Disposition filenames

View changes on GitHub

v0.6.87
TH
IC
MI
WA
May 21, 2026

Features

  • feat(tables): virtualize data grid with bounded copy and chunked delete

Improvements

  • perf(db): reduce read/write fanout across hot paths

Bug Fixes

  • fix(logs-cleanup): listing active workspaces into mem + download time streaming lims
  • fix(sidebar): pass showDelete to hide delete menu for non-admin members
  • fix(mcp): cache result of discoverServerTools to prevent post-OAuth refetch storm
  • fix(copilot): default SIM_AGENT_API_URL to www.copilot.sim.ai to avoid redirect path drop
  • fix(table): derive typewriter slice from elapsed time (no full-text flash)

View changes on GitHub

v0.6.86
IC
WA
May 20, 2026

Features

  • feat(integrations): add Gong incident.io Railway and New Relic
  • feat(azure-devops): block and trigger
  • feat(wiza): add Wiza integration for B2B prospect enrichment and search
  • feat(models): add gemini 3.5 flash

Improvements

  • improvement(media-blocks): new versions of image and video gen with latest models + fixes
  • improvement(workflow-search): include block names in in-workflow search
  • improvement(cleanup): cleanup refs along in logs cleanup job
  • improvement(execution): memory usage for aggregated results

Bug Fixes

  • fix(blocks): preserve agent block color
  • fix(workflow-search): unclip block-name highlight shadow on the left
  • fix(branding): align auth and deploy UI colors
  • fix(docker): restore NEXT_PUBLIC_APP_URL build arg with dummy fallback
  • fix(security): remove localhost CORS origin, consolidate CORS in proxy

View changes on GitHub