Deep Agents bounds MCP calls and fixes binary file uploads
The coding-agent CLI and SDK receive changes to tool execution and file transfer. Retrospective brief for 16:00–16:59 UTC on 29 September 2026.
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Copy MarkdownDeep Agents Code adds configurable MCP call timeouts
Deep Agents Code 0.1.79 uses configurable timeouts for MCP tool calls so they do not hang indefinitely. Stdio MCP servers now start in the session directory, and JavaScript subagent costs survive a session resume. The release also constrains the effort setting for between-tools thinking. These fixes affect applications running agents with external tools and resumable sessions.
The SDK tags uploaded binary content as base64
Deep Agents 0.7.20 fixes how StateBackend.upload_files tags binary content, marking it as base64. This addresses the representation of files passed into an agent backend rather than changing model behavior.