Add agent harnesses using AI SDK HarnessAgent

[blurrah]

Uses the new AI SDK harness support to add agent harnesses like:

• Codex
• Claude Code
• Pi

Tries to map to Open Agents tool calls where possible. Also adds snapshot pre-warming.

[vercel]

The latest updates on your projects. Learn more about Vercel for GitHub.

Project	Deployment	Actions	Updated (UTC)
open-agents	Ready	Preview	Jun 17, 2026 9:28pm

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	npm/​@​ai-sdk/​harness-claude-code@​1.0.0-canary.6
	npm/​@​ai-sdk/​harness-pi@​1.0.0-canary.6
	npm/​@​ai-sdk/​harness-codex@​1.0.0-canary.6
	npm/​@​ai-sdk/​harness@​1.0.0-canary.10
	npm/​ai@​6.0.194 ⏵ 7.0.0-canary.174	+2			+1

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[socket-security]

Warning

Review the following alerts detected in dependencies.

According to your organization's Security Policy, it is recommended to resolve "Warn" alerts. Learn more about Socket for GitHub.

Action	Severity	Alert  (click "▶" to expand/collapse)
Warn		High CVE: Pi Agent: Predictable temporary extension install paths allow local privilege escalation on shared Linux hosts in npm @earendil-works/pi-coding-agent CVE: GHSA-jfgx-wxx8-mp94 Pi Agent: Predictable temporary extension install paths allow local privilege escalation on shared Linux hosts (HIGH) Affected versions: >= 0.74.0 < 0.78.1 Patched version: 0.78.1 From: pnpm-lock.yaml → npm/@ai-sdk/harness-pi@1.0.0-canary.6 → npm/@earendil-works/pi-coding-agent@0.77.0 ℹ Read more on: This package | This alert | What is a CVE? Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev. Suggestion: Remove or replace dependencies that include known high severity CVEs. Consumers can use dependency overrides or npm audit fix --force to remove vulnerable dependencies. Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore npm/@earendil-works/pi-coding-agent@0.77.0. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.

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