{"id":50956727,"url":"https://github.com/a14a-org/langchain-omnirun","last_synced_at":"2026-06-18T08:01:54.210Z","repository":{"id":361274166,"uuid":"1203900782","full_name":"a14a-org/langchain-omnirun","owner":"a14a-org","description":"LangChain integration for OmniRun sandboxes — execute code in isolated Firecracker microVMs","archived":false,"fork":false,"pushed_at":"2026-06-15T02:03:16.000Z","size":21,"stargazers_count":0,"open_issues_count":5,"forks_count":0,"subscribers_count":0,"default_branch":"main","last_synced_at":"2026-06-15T04:05:55.325Z","etag":null,"topics":["ai-agents","code-execution","firecracker","langchain","microvm","python","sandbox"],"latest_commit_sha":null,"homepage":null,"language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/a14a-org.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2026-04-07T13:49:08.000Z","updated_at":"2026-06-15T02:02:42.000Z","dependencies_parsed_at":null,"dependency_job_id":null,"html_url":"https://github.com/a14a-org/langchain-omnirun","commit_stats":null,"previous_names":["a14a-org/langchain-omnirun"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/a14a-org/langchain-omnirun","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/a14a-org%2Flangchain-omnirun","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/a14a-org%2Flangchain-omnirun/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/a14a-org%2Flangchain-omnirun/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/a14a-org%2Flangchain-omnirun/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/a14a-org","download_url":"https://codeload.github.com/a14a-org/langchain-omnirun/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/a14a-org%2Flangchain-omnirun/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":34481332,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-26T15:22:16.424Z","status":"online","status_checked_at":"2026-06-18T02:00:06.871Z","response_time":128,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["ai-agents","code-execution","firecracker","langchain","microvm","python","sandbox"],"created_at":"2026-06-18T08:01:50.063Z","updated_at":"2026-06-18T08:01:54.198Z","avatar_url":"https://github.com/a14a-org.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# langchain-omnirun\n\nLangChain integration for [OmniRun](https://omnirun.dev) sandboxes. Execute code in isolated Firecracker microVMs from your LangChain agents.\n\nEach sandbox runs its own Linux kernel with hardware-level isolation, making it safe to execute untrusted code generated by LLMs.\n\n## Installation\n\n```bash\npip install langchain-omnirun\n```\n\n## Quick start\n\n```python\nfrom langchain_omnirun import OmniRunToolkit\n\ntoolkit = OmniRunToolkit()\ntools = toolkit.get_tools()\n\n# Execute Python code\nresult = tools[0].invoke({\"code\": \"print(sum(range(100)))\"})\nprint(result)  # 4950\n\ntoolkit.cleanup()\n```\n\n## Available tools\n\nThe toolkit provides three tools that share a single sandbox instance:\n\n| Tool | Name | Description |\n|------|------|-------------|\n| `OmniRunSandboxTool` | `omnirun_execute` | Execute Python code in an isolated Firecracker microVM |\n| `OmniRunFilesTool` | `omnirun_files` | Read or write files in the sandbox |\n| `OmniRunShellTool` | `omnirun_shell` | Run shell commands (install packages, list files, etc.) |\n\n## Using with a LangChain agent\n\n```python\nfrom langchain_openai import ChatOpenAI\nfrom langchain.agents import create_tool_calling_agent, AgentExecutor\nfrom langchain_core.prompts import ChatPromptTemplate\nfrom langchain_omnirun import OmniRunToolkit\n\ntoolkit = OmniRunToolkit()\ntools = toolkit.get_tools()\n\nllm = ChatOpenAI(model=\"gpt-4o\")\nprompt = ChatPromptTemplate.from_messages([\n    (\"system\", \"You are a helpful coding assistant with access to a sandbox.\"),\n    (\"human\", \"{input}\"),\n    (\"placeholder\", \"{agent_scratchpad}\"),\n])\n\nagent = create_tool_calling_agent(llm, tools, prompt)\nexecutor = AgentExecutor(agent=agent, tools=tools)\n\nresult = executor.invoke({\n    \"input\": \"Write a Python script that calculates the first 20 Fibonacci numbers, save it to /tmp/fib.py, then run it.\"\n})\nprint(result[\"output\"])\n\ntoolkit.cleanup()\n```\n\n## Configuration\n\n```python\n# Custom template and timeout\ntoolkit = OmniRunToolkit(\n    template=\"python-3.11\",  # Sandbox template\n    timeout=60,              # Per-execution timeout in seconds\n)\n```\n\n## Environment variables\n\n- `OMNIRUN_API_KEY` - Your OmniRun API key (required)\n\n## Documentation\n\n- [OmniRun docs](https://docs.omnirun.dev)\n- [LangChain docs](https://python.langchain.com)\n\n## License\n\nMIT\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fa14a-org%2Flangchain-omnirun","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fa14a-org%2Flangchain-omnirun","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fa14a-org%2Flangchain-omnirun/lists"}