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DeepSeek Harness 0.1.0-rc.8: what to believe, what to install

August 21, 2026 · dshbase · hub for Google head terms

DeepSeek Harness (DSH) 0.1.0-rc.8 is the release everyone is searching for — and the one most write-ups flatten into “it can see images now” or “Claude Code is a subagent.” This hub separates the marketing story from the catalog gap and points you at the verified path we measure on dshbase.

Start here (install & tutorial)

• Install DeepSeek Harness (DSH) — Windows / macOS / Linux / WSL one-liners.
• DeepSeek Harness tutorial — first launch, models, common errors.
• A realistic first day with DSH — permissions, modes, cache traps.
• DeepSeek Harness vs Claude Code — plugins vs MCP, open source, cost.

1. Multimodal narrative ≠ vision API ready

rc.8 sells a harness multimodal story: image attachments in goal/plan flows, Agent Store–style discovery, “borrow eyes” for text-only models. That is not the same as DeepSeek’s official vision endpoint being in the formal catalog.

Names like deepseek-v4-flash-vision-exp appear with notes that they stay out of the catalog until the endpoint is ready. Do not configure “official DeepSeek vision” today and expect it to just work.

Deep dive: DeepSeek Harness vision on rc.8 · status note on model setup.

2. The path that works: verified packs

What we L1–L4 test on clean profiles is the plugin path — not Hub star counts:

• Vision for text-only models — modlens, dsh-vision-toolkit, dsh-vision-router.
• Artist & creative vision — bridge + toolkit + design/GenUI slots.
• Plugin directory — install commands for verified entries.
• Audit methodology — how test=verified is defined.

3. Subagents: Claude Code / Codex on rc.8

rc.8 coverage says you can treat Claude Code and Codex as subagents / workers. In practice that is presets, forks, message channels, and external-agent bridges — not one blessed spawn_subagent() API.

Pick a shape: role presets inside dsh (e.g. product-subagents), dispatch from Claude Code/Codex into dsh (crew / skills), or config/CLI bridges. Each needs its own credentials and honest workspace permissions.

Deep dive: DeepSeek Harness subagent on rc.8.

Quick decision tree

1. Need DSH installed → /install/.
2. Need “read this image” today → vision pack (not official vision API).
3. Need Claude Code / Codex workers → subagent guide.
4. Need model keys / Agnes / OpenCode Go → model setup.
5. Comparing to Claude Code → vs Claude Code.

Bottom line

rc.8 made the multimodal and multi-agent stories loud. The formal vision catalog entry is still gated. Subagents are composable plugins, not a single spawn API. Start from verified packs, the directory, and audit — then use the deep guides above when you need detail.

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