Remove ai-inference, opencode, genaiscript agentic engines for now

README.md

@@ -125,7 +125,7 @@ You will see the changes reflected in the `.lock.yml` file, which is the actual
 By default Claude Code is used as the agentic processor. You can configure the agentic processor by editing the frontmatter of the markdown workflow files.
 
 ```markdown
-engine: codex  # Optional: specify AI engine (claude, codex, ai-inference, gemini)
+engine: codex  # Optional: specify AI engine (claude, codex, gemini)
 ```
 
 You can also specify this on the command line when adding or running workflows:

docs/frontmatter.md

@@ -147,14 +147,13 @@ Specifies which AI engine to use. Defaults to `claude`.
 ### Simple String Format
 
 ```yaml
-engine: claude  # or codex, opencode, ai-inference
+engine: claude  # or codex, gemini
 ```
 
 **Available engines:**
 - `claude` (default): Claude Code with full MCP tool support and allow-listing (see [MCP Guide](mcps.md))
 - `codex` (**experimental**): Codex with OpenAI endpoints   
-- `opencode` (**experimental**): OpenCode AI coding assistant   
-- `ai-inference`: GitHub Models via actions/ai-inference with GitHub MCP support (see [MCP Guide](mcps.md))   
+- `gemini`: Google Gemini AI models   
 
 ### Extended Object Format
 
@@ -166,7 +165,7 @@ engine:
 ```
 
 **Fields:**
-- **`id`** (required): Engine identifier (`claude`, `codex`, `opencode`, `ai-inference`)
+- **`id`** (required): Engine identifier (`claude`, `codex`, `gemini`)
 - **`version`** (optional): Action version (`beta`, `stable`)
 - **`model`** (optional): Specific LLM model
 

pkg/cli/templates/instructions.md

@@ -60,11 +60,11 @@ The YAML frontmatter supports these fields:
 ### Agentic Workflow Specific Fields
 
 - **`engine:`** - AI processor configuration
-  - String format: `"claude"` (default), `"codex"`, `"ai-inference"`, `"gemini"`
+  - String format: `"claude"` (default), `"codex"`, `"gemini"`
   - Object format for extended configuration:
     ```yaml
     engine:
-      id: claude                        # Required: agent CLI identifier (claude, codex, ai-inference, gemini)
+      id: claude                        # Required: agent CLI identifier (claude, codex, gemini)
       version: beta                     # Optional: version of the action
       model: claude-3-5-sonnet-20241022 # Optional: LLM model to use
     ```
@@ -412,7 +412,7 @@ The workflow frontmatter is validated against JSON Schema during compilation. Co
 
 - **Invalid field names** - Only fields in the schema are allowed
 - **Wrong field types** - e.g., `timeout_minutes` must be integer
-- **Invalid enum values** - e.g., `engine` must be "claude", "codex", "ai-inference", or "gemini"
+- **Invalid enum values** - e.g., `engine` must be "claude", "codex", or "gemini"
 - **Missing required fields** - Some triggers require specific configuration
 
 Use `gh aw compile --verbose` to see detailed validation messages.

pkg/parser/schemas/main_workflow_schema.json

@@ -254,17 +254,17 @@
       "oneOf": [
         {
           "type": "string",
-          "enum": ["claude", "codex", "opencode", "ai-inference", "gemini", "genaiscript"],
-          "description": "Simple engine name (claude, codex, opencode, ai-inference, gemini, or genaiscript)"
+          "enum": ["claude", "codex", "gemini"],
+          "description": "Simple engine name (claude, codex, or gemini)"
         },
         {
           "type": "object",
           "description": "Extended engine configuration object",
           "properties": {
             "id": {
               "type": "string",
-              "enum": ["claude", "codex", "opencode", "ai-inference", "gemini", "genaiscript"],
-              "description": "Agent CLI identifier (claude, codex, opencode, ai-inference, gemini, or genaiscript)"
+              "enum": ["claude", "codex", "gemini"],
+              "description": "Agent CLI identifier (claude, codex, or gemini)"
             },
             "version": {
               "type": "string",

pkg/workflow/agentic_engine.go

@@ -97,9 +97,6 @@ func NewEngineRegistry() *EngineRegistry {
 	registry.Register(NewClaudeEngine())
 	registry.Register(NewCodexEngine())
 	registry.Register(NewGeminiEngine())
-	registry.Register(NewOpenCodeEngine())
-	registry.Register(NewAIInferenceEngine())
-	registry.Register(NewGenAIScriptEngine())
 
 	return registry
 }

pkg/workflow/agentic_engine_test.go

@@ -9,8 +9,8 @@ func TestEngineRegistry(t *testing.T) {
 
 	// Test that built-in engines are registered
 	supportedEngines := registry.GetSupportedEngines()
-	if len(supportedEngines) != 6 {
-		t.Errorf("Expected 6 supported engines, got %d", len(supportedEngines))
+	if len(supportedEngines) != 3 {
+		t.Errorf("Expected 3 supported engines, got %d", len(supportedEngines))
 	}
 
 	// Test getting engines by ID
@@ -30,22 +30,6 @@ func TestEngineRegistry(t *testing.T) {
 		t.Errorf("Expected codex engine ID, got '%s'", codexEngine.GetID())
 	}
 
-	opencodeEngine, err := registry.GetEngine("opencode")
-	if err != nil {
-		t.Errorf("Expected to find opencode engine, got error: %v", err)
-	}
-	if opencodeEngine.GetID() != "opencode" {
-		t.Errorf("Expected opencode engine ID, got '%s'", opencodeEngine.GetID())
-	}
-
-	aiInferenceEngine, err := registry.GetEngine("ai-inference")
-	if err != nil {
-		t.Errorf("Expected to find ai-inference engine, got error: %v", err)
-	}
-	if aiInferenceEngine.GetID() != "ai-inference" {
-		t.Errorf("Expected ai-inference engine ID, got '%s'", aiInferenceEngine.GetID())
-	}
-
 	geminiEngine, err := registry.GetEngine("gemini")
 	if err != nil {
 		t.Errorf("Expected to find gemini engine, got error: %v", err)
@@ -69,10 +53,6 @@ func TestEngineRegistry(t *testing.T) {
 		t.Error("Expected codex to be valid engine")
 	}
 
-	if !registry.IsValidEngine("opencode") {
-		t.Error("Expected opencode to be valid engine")
-	}
-
 	if !registry.IsValidEngine("gemini") {
 		t.Error("Expected gemini to be valid engine")
 	}
@@ -136,7 +116,7 @@ func TestEngineRegistryCustomEngine(t *testing.T) {
 
 	// Test that supported engines list is updated
 	supportedEngines := registry.GetSupportedEngines()
-	if len(supportedEngines) != 7 {
-		t.Errorf("Expected 7 supported engines after adding custom, got %d", len(supportedEngines))
+	if len(supportedEngines) != 4 {
+		t.Errorf("Expected 4 supported engines after adding custom, got %d", len(supportedEngines))
 	}
 }