add workflow to automate running llm-sync-models script

[Light2Dark]

📝 Summary

• Add a weekly GitHub Actions workflow to sync the latest models.dev entries into packages/llm-info/data/models.yml.
• Limit the sync to the 5 newest models per provider and open a draft PR when changes are found.

📋 Pre-Review Checklist

• For large changes, or changes that affect the public API: this change was discussed or approved through an issue, on Discord, or the community discussions (Please provide a link if applicable).
• Any AI generated code has been reviewed line-by-line by the human PR author, who stands by it.
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✅ Merge Checklist

• I have read the contributor guidelines.
• Documentation has been updated where applicable, including docstrings for API changes.
• Tests have been added for the changes made.

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Project	Deployment	Actions	Updated (UTC)
marimo-docs	Ready	Preview, Comment	May 29, 2026 2:05pm

[Copilot]

Pull request overview

Adds a GitHub Actions workflow to automate weekly synchronization of the LLM model catalog from models.dev into packages/llm-info/data/models.yml.

Changes:

• Adds scheduled and manual workflow triggers for syncing LLM model metadata.
• Runs sync-models, code generation, and llm-info tests.
• Creates a draft PR when catalog changes are detected and no existing update PR is open.

[cubic-dev-ai]

3 issues found across 1 file

Architecture diagram

sequenceDiagram
    participant Scheduler as Weekly Cron (GitHub)
    participant Workflow as GitHub Actions Workflow
    participant Repo as Git Repository
    participant ModelsDev as models.dev (External API)
    participant LLMInfo as llm-info package
    participant PRBot as PR Creation (gh CLI)

    Note over Scheduler,PRBot: Sync LLM Model Catalog Workflow

    Scheduler->>Workflow: Trigger (Monday 08:30 UTC or manual dispatch)
    Workflow->>Repo: Checkout code (fetch-depth: 0)
    Workflow->>LLMInfo: Install repo dependencies
    Workflow->>LLMInfo: Run sync-models -n 5
    LLMInfo->>ModelsDev: Fetch 5 newest models per provider
    ModelsDev-->>LLMInfo: Return model data
    LLMInfo->>LLMInfo: Update packages/llm-info/data/models.yml

    Workflow->>LLMInfo: Run codegen
    LLMInfo->>LLMInfo: Generate derived data
    Workflow->>LLMInfo: Run tests
    LLMInfo-->>Workflow: Test results

    Workflow->>Repo: Check for changes in models.yml
    alt Changes detected
        Workflow->>Workflow: Set has_changes=true
        Workflow->>Repo: Check for existing open PR with title "Update LLM model catalog"
        alt No existing PR
            Workflow->>Repo: Create new branch (automation/sync-llm-info-models-*)
            Workflow->>Repo: Commit updated models.yml
            Workflow->>Repo: Push branch
            Workflow->>PRBot: gh pr create --draft
            PRBot-->>Workflow: PR created
        else Existing PR found
            Workflow->>Workflow: Skip PR creation
        end
    else No changes
        Workflow->>Workflow: Skip PR creation
    end

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Re-trigger cubic</sub>

[Copilot]

Pull request overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated no new comments.

[kirangadhave]

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