Blog

DeepSeek Harness cache hit rate explained: how DeepSeek context caching (prefix KV cache) plus dsh's append-only sessions push real hit rates to 97-99%.

Fix UNKNOWN_TOOL, HTTP 400 developer role errors, and empty tool call names when connecting DeepSeek Harness to an OpenAI-compatible gateway like Qwen.

DeepSeek Harness has no official plugin marketplace, but this week an in-GUI market, community storefronts, and inflated directory counts reshaped discovery.

A sourced DeepSeek Harness review two weeks after launch: three releases, a star-count credibility fight, real user complaints, and who should adopt it now.

Upgrade DeepSeek Harness from 0.1.0-rc.6 to 0.1.1-rc.1 safely: version timeline, the keyed-slot breaking change, npm OOM fixes, and a post-upgrade checklist.

DeepSeek Harness now supports DeepSeek-V4-Flash-Vision-Exp for native image input. See the rc.8 to 0.1.1-rc.1 timeline, setup steps, limits, and vision plugins.

Twelve notable new dsh plugins built since August 16, 2026 — iOS control, IM bridges, image generation, and more — with GitHub stars as of August 21, 2026.

A defense-focused roundup of DeepSeek Harness security: what's officially fixed, what the community has reported (unverified), and how to protect yourself.

New third-party data on the best harness for DeepSeek V4: Composio's five-way cost and speed benchmark, KV cache economics, and Reddit reports on dsh vs rivals.

DeepSeek Harness benchmark scores swing 30+ points across setups — a Terminal-Bench 2.1 and SWE-bench gap explained, with sources, for DeepSeek V4 Pro.

Best DeepSeek Harness (dsh) plugins for plugin developers and power users: health checks, security audits, context-cost auditing, and a plugin template.

Best DeepSeek Harness (dsh) MCP and connector plugins by GitHub stars, from Overleaf and Godot bridges to RAG, plus how the official dsh-mcp-client works.