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LangBot. Build AI chat bots for Slack, Discord, Telegram, WeChat, and other messaging apps without writing code.

langbot.app

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Updates

July 2026
  • docs: update blog links to main site
  • feat(vector): add Valkey Search vector database backend (#2276)
  • docs(config): add box.default_memory_mb to config.yaml template (#2319)
  • feat(mcp): add box.default_memory_mb config for nsjail memory limit (…
  • fix(deps): pin langbot-plugin 0.4.13 (memory_mb removed from _COMPAT_…
  • fix(mcp): use uniform session memory_mb=1024 to avoid BoxSessionConfl…
  • fix(deps): pin langbot-plugin 0.4.12 (BoxManagedProcessSpec.memory_mb…
  • fix(mcp): pin langbot-plugin 0.4.10 - per-process memory_mb for node …
  • fix(mcp): bump default memory to 1024MB for node (npx) stdio MCP serv…
  • fix mcp sidebar status sync (#2312)
  • fix(mcp): add missing MCPLogs import to MCPForm (#2311)
  • feat(mcp): add logs tab to MCP server detail panel (frontend) (#2310)
  • feat(mcp): add MCP server log panel backend (#2308)
  • fix(mcp): set _preserve_managed_process before finally in cold-start …
  • fix(mcp): fix cold-start connection drop by using lexically-intact ow…
  • fix(mcp): retry the stdio handshake during slow (npx) cold starts (#2…
  • refactor(mcp): make MCP test reuse the shared Box session (near-insta…
  • fix(mcp): survive transient WS transport drops for Box stdio MCP serv…
  • Release —v4.10.5
  • chore: release v4.10.5
  • fix: preserve MCP server ids with slashes
June 2026
  • Release —v4.10.4
  • Release —v4.10.3
  • Release —v4.10.2
  • Release —v4.10.1
  • Release —v4.10.0 - Agentic Sandbox & Skills
  • Release —v4.10.0 - Agentic Sandbox & Skills (beta.3)
  • Release —v4.10.0-beta.2
May 2026
  • Release —v4.10.0-beta.1
  • Release —v4.9.7