DeepSeekHarness RC.8: Multimodal input and ClaudeCode/Codex sub-agents
机器之心 · wechat · 2026-08-20
DeepSeek released the RC.8 version of its open-source agent framework, DeepSeekHarness. Key updates include:
- Multimodal Support: Native image requests for model adapters, mixed text/image input in core commands, and file/history context referencing via the @ menu.
- Sub-agent Integration: ClaudeCode and Codex can now be installed as ProfileBundles and invoked as sub-agents. Codex supports a non-interactive mode and multiple named instances.
- Workflow Improvements: Concurrent web search, proactive parent-task awakening by sub-agents, and persistent PowerShell sessions for Windows.
- Fixes: Resolved issues regarding image payload limits, streaming interruptions, and gateway compatibility, alongside simplified SDK dependencies.
Related event: DeepSeekHarness RC.8 Adds Multimodal Support and ClaudeCode Subagents(2 posts)→
More from coding & agent
- Claude Managed Agents update: Self-Hosted Sandboxes can now save work to memory — EricBuess · 2026-08-20
- Daily Reading: Enterprise Agent Failures Double, Doc-Driven Development — rseroter · 2026-08-20
- On-device continual learning with Online-SDFT self-distillation — burny_tech · 2026-08-20
- Cass tool offers local backup and search for agent sessions — doodlestein · 2026-08-20
- Disaggregated Compute: Faster Inference via Split Prefill and Decode — toptickcrypto · 2026-08-20
- Slack is an under-appreciated environment for AI agent collaboration — msrivastav13 · 2026-08-20