feat(llm): route adapters by provider

examples/coding-agent/code-mode.cordis.yml

@@ -16,6 +16,7 @@
       - id: stdio-agent
         name: '@deepseek-ai/dsh-stdio-agent'
         config:
+          provider: deepseek
           model: deepseek-v4-flash
           resumeSessionId: !!js process.env.RESUME_SESSION_ID
           persistenceRoot: './.sessions'

examples/coding-agent/cordis.yml

@@ -17,16 +17,12 @@
   config:
     root: ['.']
 
-# The DeepSeek adapter. Swap to '@deepseek-ai/dsh-llm-pi-ai' for the pi-ai-backed
-# twin (same config shape; `reasoning: high` replaces thinking/reasoningEffort).
+# The native DeepSeek adapter.
 - id: llm-deepseek
   name: '@deepseek-ai/dsh-llm-deepseek'
   config:
     apiKey: !!js process.env.DEEPSEEK_API_KEY
     baseURL: !!js process.env.DEEPSEEK_BASE_URL
-    models:
-      - deepseek-v4-pro
-      - deepseek-v4-flash
 
 # Local bash executor for agent-core's tool-bash schema (one of several tool
 # stacks in this tree: filesystem, subagent, and todo_write load below).
@@ -40,6 +36,7 @@
 - id: stdio-agent
   name: '@deepseek-ai/dsh-stdio-agent'
   config:
+    provider: deepseek
     model: deepseek-v4-flash
     # Set RESUME_SESSION_ID to continue a prior persisted session (the ids live
     # under ./.sessions); unset starts a fresh session each run.
@@ -66,6 +63,7 @@
     contextWindow: 128000
     thresholdRatio: 0.8
     retainTokens: 20480
+    summarizationProvider: ''
     summarizationModel: ''
     maxTokens: 8192
     compactionRetries: 1

examples/coding-agent/tests/code-mode.e2e.ts

@@ -50,7 +50,7 @@ async function codeModeHarness(cwd: string): Promise<Context> {
   await harness.plugin(ToolRegistry, { mode: 'code' })
   await harness.plugin(AgentRegistry)
   await harness.plugin(AgentLoop, { agents: [] })
-  await harness.plugin(LlmDeepSeek, { models: ['deepseek-v4-flash'] })
+  await harness.plugin(LlmDeepSeek)
   await harness.plugin(LocalBashExecutor, { cwd, timeoutMs: 30_000 })
   await harness.plugin(ToolBash)
   await harness.plugin(WorkerCodeRuntime, {})
@@ -72,7 +72,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('Code Mode: real model writes a p
   it('collapses the wire tool list to [run_code], bridges sub-calls, and returns curated output', async () => {
     workdir = await mkdtemp(join(tmpdir(), 'dsh-code-mode-e2e-'))
     ctx = await codeModeHarness(workdir)
-    const agent = ctx.agentLoop.create(AgentId('e2e-code-mode'), { model: 'deepseek-v4-flash' })
+    const agent = ctx.agentLoop.create(AgentId('e2e-code-mode'), { provider: 'deepseek', model: 'deepseek-v4-flash' })
 
     agent.send([{
       type: 'text',

examples/coding-agent/tests/coding-task.e2e.ts

@@ -54,7 +54,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('coding task: fix a failing test
     expect(before.status).not.toBe(0)
 
     ctx = await codingHarness(workdir, { persona: SYSTEM_PROMPT })
-    const agent = ctx.agentLoop.create(AgentId('e2e-task'), { model: 'deepseek-v4-flash' })
+    const agent = ctx.agentLoop.create(AgentId('e2e-task'), { provider: 'deepseek', model: 'deepseek-v4-flash' })
 
     agent.send([{
       type: 'text',

examples/coding-agent/tests/compaction.e2e.ts

@@ -58,13 +58,14 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('compaction: a long session compa
         contextWindow: 2000,
         thresholdRatio: 0.5,
         retainTokens: 400,
+        summarizationProvider: '',
         summarizationModel: '',
         maxTokens: 1024,
         compactionRetries: 1,
       },
       persistenceRoot: join(workdir, '.sessions'),
     })
-    const agent = ctx.agentLoop.create(AgentId('e2e-compaction'), { model: 'deepseek-v4-flash' })
+    const agent = ctx.agentLoop.create(AgentId('e2e-compaction'), { provider: 'deepseek', model: 'deepseek-v4-flash' })
 
     agent.send([{
       type: 'text',

examples/coding-agent/tests/full-loop.e2e.ts

@@ -28,7 +28,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('full loop: real model + real bas
   it('runs a bash command on request and reports its output', async () => {
     workdir = await mkdtemp(join(tmpdir(), 'dsh-full-loop-e2e-'))
     ctx = await codingHarness(workdir, { persona: SYSTEM_PROMPT })
-    const agent = ctx.agentLoop.create(AgentId('e2e-loop'), { model: 'deepseek-v4-flash' })
+    const agent = ctx.agentLoop.create(AgentId('e2e-loop'), { provider: 'deepseek', model: 'deepseek-v4-flash' })
 
     agent.send([{ type: 'text', text: 'Run `echo e2e-ok` with the bash tool and tell me its exact output.' }])
     await waitForIdle(ctx, agent)

examples/coding-agent/tests/harness.ts

@@ -56,7 +56,7 @@ export async function codingHarness(workdir: string, options: CodingHarnessOptio
   await ctx.plugin(ToolRegistry)
   await ctx.plugin(AgentRegistry)
   await ctx.plugin(AgentLoop, { agents: [] })
-  await ctx.plugin(LlmDeepSeek, { models: ['deepseek-v4-flash'] })
+  await ctx.plugin(LlmDeepSeek)
   await ctx.plugin(LocalBashExecutor, { cwd: workdir, timeoutMs: 30_000 })
   await ctx.plugin(ToolBash)
   await ctx.plugin(ToolTodo)

examples/coding-agent/tests/resume.e2e.ts

@@ -42,7 +42,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('resume: continue a persisted ses
     const first = (await ctx.agents.create({
       agentId: AgentId('resume-1'),
       sessionId: SESSION_ID,
-      agentOptions: { model: 'deepseek-v4-flash' },
+      agentOptions: { provider: 'deepseek', model: 'deepseek-v4-flash' },
     })).agent as ReactLoopAgent
     first.send([{ type: 'text', text: `Remember this code for later: ${SECRET}. Just acknowledge it.` }])
     await waitForIdle(ctx, first)
@@ -56,7 +56,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('resume: continue a persisted ses
     const resumed = (await ctx.agents.resume({
       agentId: AgentId('resume-2'),
       resumeSessionId: SESSION_ID,
-      agentOptions: { model: 'deepseek-v4-flash' },
+      agentOptions: { provider: 'deepseek', model: 'deepseek-v4-flash' },
     })).agent as ReactLoopAgent
     expect(resumed.session.id).toBe(SESSION_ID)
     // The prior user turn is in the rehydrated log before the model is asked.

examples/coding-agent/tests/todo-write.e2e.ts

@@ -26,7 +26,7 @@ describe.skipIf(!process.env.DEEPSEEK_API_KEY)('todo_write: real model records a
   it('appends a todo/write event with the model-produced task list', async () => {
     workdir = await mkdtemp(join(tmpdir(), 'dsh-todo-write-e2e-'))
     ctx = await codingHarness(workdir, { persona: TODO_SYSTEM_PROMPT })
-    const agent = ctx.agentLoop.create(AgentId('e2e-todo'), { model: 'deepseek-v4-flash' })
+    const agent = ctx.agentLoop.create(AgentId('e2e-todo'), { provider: 'deepseek', model: 'deepseek-v4-flash' })
 
     agent.send([{ type: 'text', text:
       'Use the todo_write tool to record a plan of exactly two steps: first '