Weekly AI Dev Signal Report: 2026-09-08 to 2026-09-14

```markdown
## Claude Code
- **New Plugin Evaluation Feature**
@claudedevs announced the introduction of 'claude plugin eval', enabling developers to assess plugin effectiveness with test cases and comparative evaluations. [Read more](https://x.com/claudedevs/status/2098500999656923145).

- **Release Versions**
- **2.1.270** introduces a CLI update that prevents prompts for read-only Git commands in Bash after extended use. [Details](https://x.com/ClaudeCodeLog/status/2098863587863261431).
- **2.1.269** adds 'claude plugin eval' command for plugin evaluations and generates detailed outputs. [Learn more](https://x.com/ClaudeCodeLog/status/2098496228455530979).
- **2.1.268** and **2.1.267** brought numerous CLI changes including security warnings and new CLI functionalities. [Version 2.1.268](https://x.com/ClaudeCodeLog/status/2098151328975319296), [Version 2.1.267](https://x.com/ClaudeCodeLog/status/2097780980719227061).

## Codex
- **Agents API in Public Beta**
OpenAI launched the Agents API, allowing developers to create cloud agents with managed Codex capabilities, supporting session management and tool integration. [More info](https://openai.com/index/introducing-the-agents-api).

- **GPT-Rosalind for Biological Research**
OpenAI introduced GPT-Rosalind aimed at enhancing biological reasoning for research, helping users analyze evidence in studies. [Learn more](https://x.com/OpenAIDevs/status/2098509226335412479).

- **Infrastructure and Performance Updates**
OpenAI's Habitat platform has transformed into a robust storage solution, now supporting over 1 billion users, handling millions of requests per second. [Details](https://openai.com/index/scaling-storage-one-billion-users-part-one).

- **Prominent Updates and Features**
- **GPT-6 Astra Launch**: New features for business applications. [Learn more](https://openai.com/index/gpt-6-astra-next-generation-work).
- **Prompt Cache Diagnostics**: For troubleshooting API responses in GPT-5.6 and later models. [Read more](https://developers.openai.com/api/docs/changelog?entry=a5a56b7ad3ebd8d1).

## GitHub Copilot
- **Enhanced Code Review Automation**
Copilot now auto-resolves comments and generates smart commit messages post-suggestion application, improving efficiency. [Learn more](https://github.blog/changelog/2026-09-11-auto-resolution-and-analysis-updates-in-copilot-code-review).

- **New Features in GitHub Copilot**
- Jira integration and Project Hydra's adaptive orchestration capabilities have been added. [Details here](https://github.blog/changelog/2026-09-10-github-copilot-weekly-releases-september-7).
- Enterprise managed permissions for agent operations provide centralized control over operations and automated approval processes. [Learn more](https://github.blog/changelog/2026-09-09-enterprise-managed-permissions-for-github-copilot-agent-operations).

- **BYOK for Custom AI Models**
Developers can now integrate their own Azure-hosted AI models into GitHub Copilot through the Bring Your Own Key (BYOK) feature. [More info](https://x.com/code/status/2098411248966664503).

- **AI Scan for Pull Requests**
REST API endpoints for managing AI Scan for pull requests are now in public preview, enabling teams to automate the feature's activation. [Details](https://github.blog/changelog/2026-09-10-ai-scan-for-pull-request-apis-in-public-preview).

```