diff --git a/.github/workflows/genai-investigator.yml b/.github/workflows/genai-investigator.yml
index 084830b16a..3d55e587b3 100644
--- a/.github/workflows/genai-investigator.yml
+++ b/.github/workflows/genai-investigator.yml
@@ -11,6 +11,12 @@ permissions:
     contents: read
     actions: read
     pull-requests: write
+env:
+    # Configure default GenAIScript models
+    # using Ollama's models
+    GENAISCRIPT_DEFAULT_MODEL: ollama:qwen2.5-coder:7b
+    GENAISCRIPT_DEFAULT_SMALL_MODEL: ollama:qwen2.5-coder:1.5b
+    GENAISCRIPT_DEFAULT_VISION_MODEL: ollama:llama3.2-vision:11b
 jobs:
     investigate:
         # Only run this job if the workflow run concluded with a failure
@@ -29,27 +35,23 @@ jobs:
             - run: yarn install --frozen-lockfile
             - name: compile
               run: yarn compile
+            #
+            # Start Ollama in a docker container
+            #
+            - name: start ollama
+              run: docker run -d -v ollama:/root/.ollama -p 11434:11434 --name ollama ollama/ollama
             - name: genaiscript gai
               run: node packages/cli/built/genaiscript.cjs run gai -pr ${{ github.event.workflow_run.pull_requests[0].number }} -prc --vars "workflow=${{ github.event.workflow_run.workflow_id }}" --vars "failure_run_id=${{ github.event.workflow_run.id }}" --out-trace $GITHUB_STEP_SUMMARY
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-                  OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-                  OPENAI_API_TYPE: ${{ secrets.OPENAI_API_TYPE }}
-                  OPENAI_API_BASE: ${{ secrets.OPENAI_API_BASE }}
                   GENAISCRIPT_VAR_BRANCH: ${{ github.event.workflow_run.head_branch }}
             - name: genaiscript github-agent
               run: node packages/cli/built/genaiscript.cjs run github-agent -pr ${{ github.event.workflow_run.pull_requests[0].number }} -prc --vars "workflow=${{ github.event.workflow_run.workflow_id }}" --vars "failure_run_id=${{ github.event.workflow_run.id }}" --out-trace $GITHUB_STEP_SUMMARY
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-                  OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-                  OPENAI_API_TYPE: ${{ secrets.OPENAI_API_TYPE }}
-                  OPENAI_API_BASE: ${{ secrets.OPENAI_API_BASE }}
                   GENAISCRIPT_VAR_BRANCH: ${{ github.event.workflow_run.head_branch }}
             - name: genaiscript github-one
               run: node packages/cli/built/genaiscript.cjs run github-one -pr ${{ github.event.workflow_run.pull_requests[0].number }} -prc --vars "workflow=${{ github.event.workflow_run.workflow_id }}" --vars "failure_run_id=${{ github.event.workflow_run.id }}" --out-trace $GITHUB_STEP_SUMMARY
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-                  OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-                  OPENAI_API_TYPE: ${{ secrets.OPENAI_API_TYPE }}
-                  OPENAI_API_BASE: ${{ secrets.OPENAI_API_BASE }}
                   GENAISCRIPT_VAR_BRANCH: ${{ github.event.workflow_run.head_branch }}
diff --git a/.github/workflows/genai-issue-review.yml b/.github/workflows/genai-issue-review.yml
index 193892fc1a..b6ee015d7e 100644
--- a/.github/workflows/genai-issue-review.yml
+++ b/.github/workflows/genai-issue-review.yml
@@ -5,6 +5,12 @@ on:
 concurrency:
     group: issues-${{ github.event.issue.number }}
     cancel-in-progress: true
+env:
+    # Configure default GenAIScript models
+    # using Ollama's models
+    GENAISCRIPT_DEFAULT_MODEL: ollama:qwen2.5-coder:7b
+    GENAISCRIPT_DEFAULT_SMALL_MODEL: ollama:qwen2.5-coder:1.5b
+    GENAISCRIPT_DEFAULT_VISION_MODEL: ollama:llama3.2-vision:11b
 jobs:
     build:
         runs-on: ubuntu-latest
@@ -26,7 +32,7 @@ jobs:
             - name: start ollama
               run: docker run -d -v ollama:/root/.ollama -p 11434:11434 --name ollama ollama/ollama
             - name: genaiscript issue-review
-              run: node packages/cli/built/genaiscript.cjs run issue-reviewer -prc --out-trace $GITHUB_STEP_SUMMARY --model ollama:qwen2.5-coder:7b
+              run: node packages/cli/built/genaiscript.cjs run issue-reviewer -prc --out-trace $GITHUB_STEP_SUMMARY
               env:
-                GITHUB_ISSUE: ${{ github.event.issue.number }}
-                GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+                  GITHUB_ISSUE: ${{ github.event.issue.number }}
+                  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/genai-pr-commit-review.yml b/.github/workflows/genai-pr-commit-review.yml
index e832238ff2..daaf097471 100644
--- a/.github/workflows/genai-pr-commit-review.yml
+++ b/.github/workflows/genai-pr-commit-review.yml
@@ -7,6 +7,12 @@ on:
             - "packages/core/**/*"
             - "packages/cli/**/*"
             - "packages/samples/**/*"
+env:
+    # Configure default GenAIScript models
+    # using Ollama's models
+    GENAISCRIPT_DEFAULT_MODEL: ollama:qwen2.5-coder:7b
+    GENAISCRIPT_DEFAULT_SMALL_MODEL: ollama:qwen2.5-coder:1.5b
+    GENAISCRIPT_DEFAULT_VISION_MODEL: ollama:llama3.2-vision:11b
 jobs:
     build:
         runs-on: ubuntu-latest
@@ -31,7 +37,7 @@ jobs:
             - name: git stuff
               run: git fetch origin && git pull origin main:main
             - name: genaiscript pr-review-commit
-              run: node packages/cli/built/genaiscript.cjs run pr-review-commit --out ./temp/genai/pr-review-commit -prr --out-trace $GITHUB_STEP_SUMMARY --model ollama:qwen2.5-coder:7b
+              run: node packages/cli/built/genaiscript.cjs run pr-review-commit --out ./temp/genai/pr-review-commit -prr --out-trace $GITHUB_STEP_SUMMARY
               continue-on-error: true
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/genai-pr-docs-commit-review.yml b/.github/workflows/genai-pr-docs-commit-review.yml
index 83db5896bd..7269fbca66 100644
--- a/.github/workflows/genai-pr-docs-commit-review.yml
+++ b/.github/workflows/genai-pr-docs-commit-review.yml
@@ -4,6 +4,12 @@ on:
         paths:
             - docs/**/*.md
             - docs/**/*.mdx
+env:
+    # Configure default GenAIScript models
+    # using Ollama's models
+    GENAISCRIPT_DEFAULT_MODEL: ollama:qwen2.5-coder:7b
+    GENAISCRIPT_DEFAULT_SMALL_MODEL: ollama:qwen2.5-coder:1.5b
+    GENAISCRIPT_DEFAULT_VISION_MODEL: ollama:llama3.2-vision:11b
 jobs:
     build:
         runs-on: ubuntu-latest
@@ -26,7 +32,7 @@ jobs:
             - name: git stuff
               run: git fetch origin && git pull origin main:main
             - name: genaiscript pr-review-commit
-              run: node packages/cli/built/genaiscript.cjs run pr-docs-review-commit --out ./temp/genai/pr-docs-review-commit -prr --out-trace $GITHUB_STEP_SUMMARY --model ollama:qwen2.5-coder:7b
+              run: node packages/cli/built/genaiscript.cjs run pr-docs-review-commit --out ./temp/genai/pr-docs-review-commit -prr --out-trace $GITHUB_STEP_SUMMARY
               continue-on-error: true
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/genai-pr-review.yml b/.github/workflows/genai-pr-review.yml
index d254907fbd..0d7dad11ee 100644
--- a/.github/workflows/genai-pr-review.yml
+++ b/.github/workflows/genai-pr-review.yml
@@ -11,6 +11,12 @@ on:
 concurrency:
     group: ${{ github.workflow }}-${{ github.ref }}
     cancel-in-progress: true
+env:
+    # Configure default GenAIScript models
+    # using Ollama's models
+    GENAISCRIPT_DEFAULT_MODEL: ollama:qwen2.5-coder:7b
+    GENAISCRIPT_DEFAULT_SMALL_MODEL: ollama:qwen2.5-coder:1.5b
+    GENAISCRIPT_DEFAULT_VISION_MODEL: ollama:llama3.2-vision:11b
 jobs:
     build:
         runs-on: ubuntu-latest
@@ -34,11 +40,11 @@ jobs:
               run: git fetch origin && git pull origin main:main
             - name: genaiscript pr-describe
               continue-on-error: true
-              run: node packages/cli/built/genaiscript.cjs run pr-describe --out ./temp/genai/pr-describe -prd --out-trace $GITHUB_STEP_SUMMARY --model ollama:qwen2.5-coder:7b
+              run: node packages/cli/built/genaiscript.cjs run pr-describe --out ./temp/genai/pr-describe -prd --out-trace $GITHUB_STEP_SUMMARY
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
             - name: genaiscript pr-review
-              run: node packages/cli/built/genaiscript.cjs run pr-review --out ./temp/genai/pr-review -prc --out-trace $GITHUB_STEP_SUMMARY --model ollama:qwen2.5-coder:7b
+              run: node packages/cli/built/genaiscript.cjs run pr-review --out ./temp/genai/pr-review -prc --out-trace $GITHUB_STEP_SUMMARY
               continue-on-error: true
               env:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}