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Tianyi Cui 8822d6744f Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 
fix: bridge durable image content across MCP and ACP
2026-08-17 18:38:01 +08:00
.agents Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
.claude Revert "test(repository-plugin): drop the skill contribution from the preset-composed e2e" 2026-08-09 22:10:50 +08:00
.github Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
apps Merge pull request #2308 from deepseek-harness/feat/web-collapsible-question-composer 2026-08-17 13:54:50 +08:00
assets docs: align community QR assets 2026-08-13 15:32:38 +08:00
docs Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
examples Merge remote-tracking branch 'origin/master' into worktree/fix-1463-rich-content-bridge 2026-08-17 13:56:17 +08:00
native release(landlock-run): 0.1.1 2026-08-13 15:32:17 +08:00
packages Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
patches chore(subprocess-local): bump node-pty beta 2026-08-13 17:58:13 +08:00
python Merge branch 'master' into worktree/python-sdk-model-visible-assertions 2026-08-17 17:01:52 +08:00
scripts Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
vendor release(vendor): cordis 4.0.1, cosmokit 1.8.2, group 1.0.1, hmr 1.0.16, include 1.0.6, loader 1.0.2, logger-console 1.0.1, schemastery 3.18.1, timer 1.1.3 2026-08-13 14:18:56 +08:00
website Merge remote-tracking branch 'origin/master' into feat/plugin-owned-settings-surface 2026-08-14 15:46:01 +08:00
.editorconfig Declare LF and final-newline conventions in .editorconfig 2026-07-15 16:09:12 +08:00
.gitattributes feat(i18n): compose pairing records during merges 2026-08-08 21:11:59 +08:00
.gitignore chore: untrack the local .claude/launch.json and ignore it 2026-08-08 23:45:38 +08:00
.gitlab-ci.yml fix: address Python release review feedback 2026-08-11 20:09:33 +08:00
.jscpd.json chore(lint): bring .tsx files into the eslint, lefthook, and jscpd lanes 2026-07-27 21:42:08 +08:00
.oxlintrc.json refactor: make lint workflows Oxlint-only 2026-08-09 14:55:15 +08:00
.oxlintrc.staged.json refactor: make lint workflows Oxlint-only 2026-08-09 14:55:15 +08:00
.rgignore chore: exclude archived Agent Notes from rg 2026-08-10 14:49:30 +08:00
AGENTS.md Merge branch 'master' into worktree/python-sdk-model-visible-assertions 2026-08-17 17:01:52 +08:00
BENCHMARK.md docs: make Web UI the primary onboarding path 2026-08-12 11:44:33 +08:00
CLAUDE.md Initialize repo with README, AGENTS.md, and CLAUDE.md symlink 2026-06-10 22:58:56 +08:00
CONTRIBUTING.i18n.yaml docs(i18n): polish contribution greeting 2026-08-12 14:40:32 +08:00
CONTRIBUTING.md docs(i18n): refine contribution guide wording 2026-08-12 14:24:44 +08:00
CONTRIBUTING.zh.md docs(i18n): polish contribution greeting 2026-08-12 14:40:32 +08:00
knip.json fix: static 2026-08-13 15:32:13 +08:00
lefthook.yml Revert "fix(client): declare browser-only externals as devDependencies" 2026-08-15 02:19:09 +08:00
LICENSE Adopt MIT for DSH packages 2026-08-13 13:07:24 +08:00
package.json Revert "fix(client): declare browser-only externals as devDependencies" 2026-08-15 02:19:09 +08:00
pnpm-lock.yaml Merge pull request #2252 from deepseek-harness/worktree/fix-1463-rich-content-bridge 2026-08-17 18:38:01 +08:00
pnpm-workspace.yaml chore(subprocess-local): bump node-pty beta 2026-08-13 17:58:13 +08:00
pytest.ini Merge remote-tracking branch 'origin/master' into codex/trim-ai-prose 2026-07-14 00:40:36 +08:00
README.i18n.yaml docs: add link to preview paper 2026-08-13 18:37:45 +08:00
README.md docs: add link to preview paper 2026-08-13 18:37:45 +08:00
README.zh.md docs: add link to preview paper 2026-08-13 18:37:45 +08:00
THIRD_PARTY_NOTICES.md Revert "fix(client): declare browser-only externals as devDependencies" 2026-08-15 02:19:09 +08:00
tsconfig.base.client.json refactor: replace overloaded surface terminology 2026-08-11 15:23:05 +08:00
tsconfig.base.json • feat(self-modification): add dynamic Cordis plugin runtime and UI 2026-08-13 01:29:36 +08:00
tsconfig.client.json fix(session-query): rename session log export package 2026-08-13 05:02:00 +08:00
tsconfig.host.json fix(web): hide verified cold blank sessions 2026-08-13 14:04:16 +08:00
tsconfig.json refactor(tsconfig): single root solution graph over host/client aggregates 2026-07-23 03:59:05 +08:00
tsdown.config.ts refactor: apply repository naming contract 2026-08-13 00:54:38 +08:00
vitest.config.ts ci: skip 2026-08-13 18:29:09 +08:00
vitest.e2e.config.ts fix(typert): close remote gateway review gaps 2026-08-07 21:47:15 +08:00
vitest.shared.ts fix(typert): close remote gateway review gaps 2026-08-07 21:47:15 +08:00
vitest.snapshot.config.ts chore: remove remaining SDK toolchain residue 2026-08-11 16:37:29 +08:00
vitest.web-stress.config.ts test(web): add opt-in reasoning chunk stress lane 2026-08-04 14:37:31 +08:00
vitest.web.config.ts fix: vitest 2026-08-13 01:35:47 +08:00
vitest.web.perf.config.ts test: add opt-in web performance scenario 2026-08-04 14:23:34 +08:00

README.md

DeepSeek Harness

English | 中文

DeepSeek Harness (dsh) is an open-source agent harness developed by DeepSeek AI.

It uses an architecture where everything is a plugin, and is powered by Cordis, whose design is described in A Programming Paradigm for Spatiotemporal Composability.

Developer preview

DeepSeek Harness is currently in developer preview and is iterating rapidly. THERE WILL BE COMPATIBILITY-BREAKING CHANGES.

Run

Run from npm

Install Node.js, then run:

npx @deepseek-ai/dsh web

The command starts the Web UI, served at http://127.0.0.1:3080 by default. See Web UI guide.

Run from source

To run from a repository checkout:

git clone https://github.com/deepseek-ai/deepseek-harness.git
cd deepseek-harness
pnpm install
pnpm run build
pnpm dsh web

Community and support

Contributing

See CONTRIBUTING.md.

Development

Start with the development guide and architecture documentation.

For agents, follow AGENTS.md.

License

MIT

Third-party dependencies and their licenses are disclosed in THIRD_PARTY_NOTICES.md.