feat: add variants toggle (#6325)

Co-authored-by: Github Action <action@github.com>
2026-04-05 00:23:10 +00:00 · 2025-12-29 19:43:50 -08:00
parent e1dd9c4ccb
commit ed0c0d90be
14 changed files with 339 additions and 52 deletions
--- a/packages/opencode/src/provider/transform.ts
+++ b/packages/opencode/src/provider/transform.ts
@@ -124,7 +124,7 @@ export namespace ProviderTransform {
        cacheControl: { type: "ephemeral" },
      },
      openrouter: {
-        cache_control: { type: "ephemeral" },
+        cacheControl: { type: "ephemeral" },
      },
      bedrock: {
        cachePoint: { type: "ephemeral" },
@@ -243,6 +243,162 @@ export namespace ProviderTransform {
    return undefined
  }

+  const WIDELY_SUPPORTED_EFFORTS = ["low", "medium", "high"]
+  const OPENAI_EFFORTS = ["none", "minimal", ...WIDELY_SUPPORTED_EFFORTS, "xhigh"]
+
+  export function variants(model: Provider.Model) {
+    if (!model.capabilities.reasoning) return {}
+
+    const id = model.id.toLowerCase()
+    if (id.includes("deepseek") || id.includes("minimax") || id.includes("glm") || id.includes("mistral")) return {}
+
+    switch (model.api.npm) {
+      case "@openrouter/ai-sdk-provider":
+        if (!model.id.includes("gpt") && !model.id.includes("gemini-3") && !model.id.includes("grok-4")) return {}
+        return Object.fromEntries(OPENAI_EFFORTS.map((effort) => [effort, { reasoning: { effort } }]))
+
+      // TODO: YOU CANNOT SET max_tokens if this is set!!!
+      case "@ai-sdk/gateway":
+        return Object.fromEntries(OPENAI_EFFORTS.map((effort) => [effort, { reasoningEffort: effort }]))
+
+      case "@ai-sdk/cerebras":
+      // https://v5.ai-sdk.dev/providers/ai-sdk-providers/cerebras
+      case "@ai-sdk/togetherai":
+      // https://v5.ai-sdk.dev/providers/ai-sdk-providers/togetherai
+      case "@ai-sdk/xai":
+      // https://v5.ai-sdk.dev/providers/ai-sdk-providers/xai
+      case "@ai-sdk/deepinfra":
+      // https://v5.ai-sdk.dev/providers/ai-sdk-providers/deepinfra
+      case "@ai-sdk/openai-compatible":
+        return Object.fromEntries(WIDELY_SUPPORTED_EFFORTS.map((effort) => [effort, { reasoningEffort: effort }]))
+
+      case "@ai-sdk/azure":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/azure
+        if (id === "o1-mini") return {}
+        const azureEfforts = ["low", "medium", "high"]
+        if (id.includes("gpt-5")) {
+          azureEfforts.unshift("minimal")
+        }
+        return Object.fromEntries(
+          azureEfforts.map((effort) => [
+            effort,
+            {
+              reasoningEffort: effort,
+              reasoningSummary: "auto",
+              include: ["reasoning.encrypted_content"],
+            },
+          ]),
+        )
+      case "@ai-sdk/openai":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/openai
+        if (id === "gpt-5-pro") return {}
+        const openaiEfforts = ["minimal", ...WIDELY_SUPPORTED_EFFORTS]
+        if (model.release_date >= "2025-11-13") {
+          openaiEfforts.unshift("none")
+        }
+        if (model.release_date >= "2025-12-04") {
+          openaiEfforts.push("xhigh")
+        }
+        return Object.fromEntries(
+          openaiEfforts.map((effort) => [
+            effort,
+            {
+              reasoningEffort: effort,
+              reasoningSummary: "auto",
+              include: ["reasoning.encrypted_content"],
+            },
+          ]),
+        )
+
+      case "@ai-sdk/anthropic":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/anthropic
+        return {
+          high: {
+            thinking: {
+              type: "enabled",
+              budgetTokens: 16000,
+            },
+          },
+          max: {
+            thinking: {
+              type: "enabled",
+              budgetTokens: 31999,
+            },
+          },
+        }
+
+      case "@ai-sdk/amazon-bedrock":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/amazon-bedrock
+        return Object.fromEntries(
+          WIDELY_SUPPORTED_EFFORTS.map((effort) => [
+            effort,
+            {
+              reasoningConfig: {
+                type: "enabled",
+                maxReasoningEffort: effort,
+              },
+            },
+          ]),
+        )
+
+      case "@ai-sdk/google-vertex":
+      // https://v5.ai-sdk.dev/providers/ai-sdk-providers/google-vertex
+      case "@ai-sdk/google":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/google-generative-ai
+        if (id.includes("2.5")) {
+          return {
+            high: {
+              thinkingConfig: {
+                includeThoughts: true,
+                thinkingBudget: 16000,
+              },
+            },
+            max: {
+              thinkingConfig: {
+                includeThoughts: true,
+                thinkingBudget: 24576,
+              },
+            },
+          }
+        }
+        return Object.fromEntries(
+          ["low", "high"].map((effort) => [
+            effort,
+            {
+              includeThoughts: true,
+              thinkingLevel: effort,
+            },
+          ]),
+        )
+
+      case "@ai-sdk/mistral":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/mistral
+        return {}
+
+      case "@ai-sdk/cohere":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/cohere
+        return {}
+
+      case "@ai-sdk/groq":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/groq
+        const groqEffort = ["none", ...WIDELY_SUPPORTED_EFFORTS]
+        return Object.fromEntries(
+          groqEffort.map((effort) => [
+            effort,
+            {
+              includeThoughts: true,
+              thinkingLevel: effort,
+            },
+          ]),
+        )
+
+      case "@ai-sdk/perplexity":
+        // https://v5.ai-sdk.dev/providers/ai-sdk-providers/perplexity
+        return {}
+    }
+    return {}
+  }
+
  export function options(
    model: Provider.Model,
    sessionID: string,
@@ -322,6 +478,7 @@ export namespace ProviderTransform {

  export function providerOptions(model: Provider.Model, options: { [x: string]: any }) {
    switch (model.api.npm) {
+      case "@ai-sdk/github-copilot":
      case "@ai-sdk/openai":
      case "@ai-sdk/azure":
        return {
@@ -335,6 +492,7 @@ export namespace ProviderTransform {
        return {
          ["anthropic" as string]: options,
        }
+      case "@ai-sdk/google-vertex":
      case "@ai-sdk/google":
        return {
          ["google" as string]: options,