New Integrations and Features

Sim v0.5.100 introduces two major integrations expanding enterprise platform support:

• Attio CRM integration: Adds 40 new tools and 18 webhook triggers, with automatic webhook lifecycle management
• Gong integration: Brings 18 API tools for revenue intelligence workflows
• Confluence webhooks: New webhook triggers enable event-driven automation from Confluence

Credentials and Security

The release significantly enhances credential management with several security-focused improvements:

• Multiple credentials per provider now supported, enabling multi-tenant or multi-account scenarios
• Public API access controls: New environment variables and permission group settings allow fine-grained control over public API access
• Improved credentials UI: Enhanced user interface with bulk paste functionality and save notifications
• Credential management bug fixes for dependent endpoints

API and Performance Enhancements

• Retry configuration for API blocks: Developers can now configure retry logic for API calls
• Reduced database queries: Execution preprocessing optimized to eliminate redundant DB queries
• LLM SDK improvements: Abort signals now properly propagate to all LLM provider calls
• Redis connection handling: Improved stale TCP connection detection with faster lease deadline handling

Additional Improvements

• Audit logging enriched across 23 call sites for better observability
• Authentication fixes including DISABLE_AUTH support in web app
• Block naming preservation when pasting workflows without conflicts
• Improved tag dropdown to exclude invalid downstream blocks in loops and parallel siblings