{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"pypi_pypi-e2b","slug":"pypi-e2b","name":"e2b","type":"mcp","url":"https://e2b.dev/","page_url":"https://unfragile.ai/pypi-e2b","categories":["mcp-servers"],"tags":[],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"pypi_pypi-e2b__cap_0","uri":"capability://automation.workflow.cloud.sandboxed.code.execution.environment","name":"cloud-sandboxed code execution environment","description":"Provisions ephemeral, isolated cloud-based execution environments that agents can spawn and control programmatically. E2B manages the full lifecycle—instantiation, resource allocation, code execution, and teardown—via a REST/gRPC API, enabling agents to run untrusted code safely without local system access. Environments are containerized with pre-configured runtimes (Python, Node.js, Bash) and filesystem isolation to prevent cross-contamination.","intents":["I need my AI agent to execute arbitrary code in a sandboxed environment without risking my local machine","I want to give agents the ability to run scripts, install packages, and interact with filesystems safely","I need to scale code execution across multiple isolated environments without managing infrastructure"],"best_for":["AI agent developers building code-execution features","teams deploying multi-tenant LLM applications requiring code sandboxing","builders creating autonomous coding assistants or research agents"],"limitations":["Environments are ephemeral by default—no persistent state between sessions without explicit storage integration","Cold start latency ~2-5 seconds per environment instantiation","Network egress from sandboxes may be restricted depending on E2B tier/configuration","Limited to pre-configured runtimes; custom runtime images require additional setup"],"requires":["E2B API key (free tier available)","Python 3.8+ or Node.js 14+ for SDK","Network connectivity to E2B cloud infrastructure"],"input_types":["code strings (Python, JavaScript, Bash)","file paths and content","environment variables","package installation commands"],"output_types":["stdout/stderr streams","exit codes","file contents","execution results (JSON-serializable)"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_1","uri":"capability://tool.use.integration.agent.controlled.filesystem.operations","name":"agent-controlled filesystem operations","description":"Exposes a filesystem API that agents can use to read, write, list, and delete files within their sandboxed environment. Operations are performed through SDK method calls that map to filesystem syscalls within the container, with path validation and isolation boundaries enforced server-side. Agents can create temporary files, download content, and persist outputs without direct shell access.","intents":["I want my agent to create and manipulate files as part of its workflow (e.g., writing reports, saving data)","I need agents to read uploaded files and process their contents","I want agents to organize outputs into directories and manage file hierarchies"],"best_for":["agents performing data processing or file transformation tasks","applications requiring agents to generate downloadable artifacts","multi-step workflows where agents pass data via files"],"limitations":["Filesystem size limits depend on E2B tier (typically 1-10GB per environment)","No direct file streaming for very large files (>100MB); requires chunked uploads/downloads","Path traversal protections prevent access outside sandbox root","File permissions are simplified (no fine-grained Unix permissions)"],"requires":["Active E2B sandbox environment","E2B SDK (Python or JavaScript)"],"input_types":["file paths (relative to sandbox root)","file content (strings, binary data)","directory paths"],"output_types":["file contents (strings or buffers)","directory listings (JSON)","file metadata (size, modified time)"],"categories":["tool-use-integration","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_10","uri":"capability://safety.moderation.error.handling.and.execution.failure.reporting","name":"error handling and execution failure reporting","description":"Captures and reports execution errors (syntax errors, runtime exceptions, timeouts, out-of-memory) with detailed error messages and stack traces. Errors are categorized by type (ExecutionError, TimeoutError, etc.) and returned to agents with structured information enabling intelligent error handling and recovery. SDK methods raise typed exceptions that agents can catch and handle.","intents":["I want my agent to detect and handle execution errors gracefully","I need detailed error messages to debug agent code failures","I want to distinguish between different error types (timeout vs syntax error)"],"best_for":["agents requiring robust error handling","debugging and development workflows","production systems where error recovery is critical"],"limitations":["Stack traces may be truncated for very deep call stacks","Some system-level errors (OOM, kernel panics) may not be captured with full context","Error messages are in English only","No built-in error recovery suggestions"],"requires":["E2B SDK"],"input_types":["code strings"],"output_types":["error objects with type, message, and stack trace"],"categories":["safety-moderation","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_2","uri":"capability://automation.workflow.streaming.code.execution.with.real.time.output.capture","name":"streaming code execution with real-time output capture","description":"Streams stdout and stderr from executing code in real-time as agents run scripts, enabling live feedback and progressive output handling. The SDK uses WebSocket or HTTP streaming to deliver output chunks as they're generated, allowing agents to react to intermediate results, detect errors early, or cancel long-running processes. Output is buffered and delivered with minimal latency.","intents":["I want my agent to see code output as it happens, not wait for execution to complete","I need to monitor long-running scripts and detect failures in real-time","I want agents to process streaming output (e.g., logs, progress updates) incrementally"],"best_for":["interactive agent applications requiring live feedback","agents running long-duration tasks (data processing, training)","debugging and monitoring scenarios where intermediate output matters"],"limitations":["Streaming adds ~50-200ms latency per chunk compared to buffered execution","Very high-frequency output (>1000 lines/sec) may be rate-limited or buffered","Network interruptions can break streaming; requires client-side reconnection logic","Output size limits apply per chunk (typically 64KB)"],"requires":["E2B SDK with streaming support (Python 0.10+, JavaScript 0.8+)","Stable network connection","WebSocket or HTTP/2 support in client environment"],"input_types":["code strings","execution parameters"],"output_types":["streaming text (stdout/stderr)","exit codes (at completion)"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_3","uri":"capability://tool.use.integration.multi.language.runtime.support.with.package.management","name":"multi-language runtime support with package management","description":"Provides pre-configured runtime environments for Python, Node.js, and Bash with built-in package managers (pip, npm, apt). Agents can install dependencies dynamically via SDK calls (e.g., `install_python_packages(['pandas', 'numpy'])`) without shell access, with dependency resolution handled server-side. Runtimes are versioned and can be selected at environment creation time.","intents":["I want my agent to install Python packages on-demand without pre-baking them into the environment","I need agents to work with multiple languages in the same sandbox","I want to avoid managing custom Docker images for different dependency sets"],"best_for":["agents requiring flexible, dynamic dependency management","multi-language workflows (Python + Node.js + Bash)","rapid prototyping where dependency sets change frequently"],"limitations":["Package installation adds 5-30 seconds per call depending on package size and dependencies","No support for compiled languages (C++, Go, Rust) without custom setup","System-level packages (apt) may have limited availability in sandboxes","Dependency conflicts are not automatically resolved; agents must handle version constraints"],"requires":["E2B sandbox environment","Network access to package registries (PyPI, npm, apt repositories)"],"input_types":["package names (strings or lists)","version specifiers (e.g., 'pandas>=1.0')","language identifier (python, node, bash)"],"output_types":["installation status (success/failure)","error messages (if installation fails)"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_4","uri":"capability://safety.moderation.environment.variable.and.secret.management","name":"environment variable and secret management","description":"Allows agents to set and access environment variables within sandboxes, with optional secret masking to prevent accidental exposure in logs or output. Variables can be set at environment creation time or dynamically during execution. E2B provides a secrets API for sensitive data (API keys, credentials) that are encrypted at rest and redacted from logs.","intents":["I want my agent to access API keys and credentials securely without hardcoding them","I need to pass configuration to agents via environment variables","I want to prevent secrets from leaking into logs or agent output"],"best_for":["agents requiring external API access (OpenAI, AWS, etc.)","multi-tenant systems where each agent needs isolated credentials","security-conscious deployments requiring secret isolation"],"limitations":["Secrets are only masked in E2B logs, not in agent-generated output (agents can still print them)","Environment variables are not encrypted in transit within the sandbox","No built-in secret rotation; requires external orchestration","Secrets are scoped to individual environments, not shared across environments"],"requires":["E2B SDK","E2B secrets API (paid tier or enterprise)"],"input_types":["key-value pairs (strings)","secret identifiers"],"output_types":["environment variable values (strings)"],"categories":["safety-moderation","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_5","uri":"capability://automation.workflow.process.lifecycle.management.and.timeout.enforcement","name":"process lifecycle management and timeout enforcement","description":"Manages process creation, monitoring, and termination within sandboxes, with built-in timeout enforcement and graceful shutdown. Agents can spawn processes and receive exit codes; E2B automatically terminates processes that exceed configured timeout thresholds (default 30 seconds, configurable up to 24 hours). Supports both synchronous and asynchronous execution patterns.","intents":["I want to run code with a timeout to prevent runaway processes from consuming resources","I need to cancel long-running agent tasks if they exceed a time budget","I want to know the exit code and status of executed processes"],"best_for":["agents with strict latency requirements","multi-agent systems where resource fairness matters","applications where runaway processes are a risk"],"limitations":["Timeout enforcement has ~1-2 second granularity (not sub-second)","Graceful shutdown (SIGTERM) may not be respected by all processes; SIGKILL is used as fallback","Timeout configuration is per-execution, not per-environment","No built-in retry logic; agents must implement their own"],"requires":["E2B SDK","Timeout value in seconds (optional, defaults to 30)"],"input_types":["code strings","timeout duration (seconds)"],"output_types":["exit code (integer)","execution status (completed, timeout, error)"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_6","uri":"capability://tool.use.integration.agent.to.sandbox.communication.via.function.calling","name":"agent-to-sandbox communication via function calling","description":"Enables agents to call functions defined within sandboxes and receive structured results, creating a bidirectional communication channel. Agents can invoke Python functions or JavaScript functions by name with arguments, and results are serialized back as JSON. This pattern supports tool-use workflows where agents need to delegate computation to sandbox code.","intents":["I want my agent to call custom Python functions defined in the sandbox","I need agents to invoke helper functions and receive structured results","I want to encapsulate complex logic in sandbox functions that agents can reuse"],"best_for":["agents performing repeated computations via reusable functions","workflows where agents need to call domain-specific logic","scenarios requiring tight coupling between agent and sandbox code"],"limitations":["Function signatures must be simple (JSON-serializable arguments and return values)","No support for streaming results from functions","Functions must be pre-defined in the sandbox; dynamic function creation is not supported","Serialization overhead adds ~50-100ms per function call"],"requires":["E2B SDK","Pre-defined functions in sandbox (Python or JavaScript)"],"input_types":["function name (string)","function arguments (JSON-serializable)"],"output_types":["function return value (JSON-serializable)"],"categories":["tool-use-integration","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_7","uri":"capability://automation.workflow.environment.cloning.and.template.based.provisioning","name":"environment cloning and template-based provisioning","description":"Allows creation of sandbox environments from templates or snapshots, enabling rapid provisioning of pre-configured environments with specific dependencies, files, or state. Templates can be created from existing environments and reused across multiple agent instances, reducing startup time and ensuring consistency. Cloning is performed server-side without transferring large amounts of data.","intents":["I want to create multiple sandbox environments with identical configurations quickly","I need to pre-install dependencies once and reuse the configuration across agents","I want to provision environments with pre-populated files or data"],"best_for":["high-throughput agent systems requiring rapid environment provisioning","teams with standardized sandbox configurations","scenarios where environment setup time is a bottleneck"],"limitations":["Template creation requires an existing environment; cannot be created from scratch","Templates are account-scoped; not shareable across E2B accounts","Cloning adds ~1-2 seconds overhead compared to fresh environment creation","Template storage counts against account quota"],"requires":["E2B SDK","Existing environment to clone from"],"input_types":["template identifier (string)","environment configuration (optional overrides)"],"output_types":["new environment instance with cloned state"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_8","uri":"capability://tool.use.integration.sdk.based.agent.orchestration.with.python.and.javascript","name":"sdk-based agent orchestration with python and javascript","description":"Provides native SDKs (Python and JavaScript) that abstract E2B infrastructure into high-level APIs for agent developers. SDKs handle connection pooling, error retry logic, request serialization, and resource cleanup automatically. Agents interact with sandboxes through method calls rather than HTTP requests, with type hints and IDE autocomplete support.","intents":["I want to integrate E2B into my Python or JavaScript agent framework without managing HTTP details","I need type-safe, IDE-friendly APIs for sandbox interaction","I want automatic error handling and retry logic for sandbox operations"],"best_for":["Python and JavaScript agent developers","teams using LangChain, AutoGPT, or similar frameworks","rapid prototyping where developer experience matters"],"limitations":["SDKs are Python and JavaScript only; no Go, Rust, or Java support","Type hints are available in Python but limited in JavaScript","SDK versions may lag behind API updates","Async support in JavaScript is required for non-blocking operations"],"requires":["Python 3.8+ or Node.js 14+","E2B API key","SDK installation (pip install e2b or npm install e2b)"],"input_types":["code strings","configuration objects"],"output_types":["execution results","environment objects"],"categories":["tool-use-integration","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"pypi_pypi-e2b__cap_9","uri":"capability://automation.workflow.resource.monitoring.and.usage.analytics","name":"resource monitoring and usage analytics","description":"Tracks CPU, memory, and disk usage for each sandbox environment, providing metrics that agents or operators can query to understand resource consumption. E2B exposes usage data via API and dashboard, enabling cost tracking and performance optimization. Metrics are collected at the container level and aggregated per environment.","intents":["I want to monitor how much CPU and memory my agents are consuming","I need to track costs and optimize resource usage","I want to detect resource leaks or runaway processes"],"best_for":["teams running high-volume agent workloads","cost-conscious deployments requiring usage tracking","performance optimization and debugging scenarios"],"limitations":["Metrics are aggregated per environment, not per-process","Historical metrics retention is limited (typically 30 days)","Real-time metrics have ~10-30 second latency","No built-in alerting; requires external monitoring integration"],"requires":["E2B API key with analytics access"],"input_types":["environment identifier"],"output_types":["CPU usage (percentage)","memory usage (bytes)","disk usage (bytes)","timestamps"],"categories":["automation-workflow","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":27,"verified":false,"data_access_risk":"high","permissions":["E2B API key (free tier available)","Python 3.8+ or Node.js 14+ for SDK","Network connectivity to E2B cloud infrastructure","Active E2B sandbox environment","E2B SDK (Python or JavaScript)","E2B SDK","E2B SDK with streaming support (Python 0.10+, JavaScript 0.8+)","Stable network connection","WebSocket or HTTP/2 support in client environment","E2B sandbox environment"],"failure_modes":["Environments are ephemeral by default—no persistent state between sessions without explicit storage integration","Cold start latency ~2-5 seconds per environment instantiation","Network egress from sandboxes may be restricted depending on E2B tier/configuration","Limited to pre-configured runtimes; custom runtime images require additional setup","Filesystem size limits depend on E2B tier (typically 1-10GB per environment)","No direct file streaming for very large files (>100MB); requires chunked uploads/downloads","Path traversal protections prevent access outside sandbox root","File permissions are simplified (no fine-grained Unix permissions)","Stack traces may be truncated for very deep call stacks","Some system-level errors (OOM, kernel panics) may not be captured with full context","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.32,"ecosystem":0.39999999999999997,"match_graph":0.25,"freshness":0.52,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:25.060Z","last_scraped_at":"2026-05-03T15:20:21.281Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=pypi-e2b","compare_url":"https://unfragile.ai/compare?artifact=pypi-e2b"}},"signature":"Iy8vvfENuaJoB9ejEK9JIA01JQsUuRfeLaQaUf969fhX7TKoTi/7SDZb9zVpF4senTW3roeWky418NYukM8OBg==","signedAt":"2026-06-22T18:29:09.215Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/pypi-e2b","artifact":"https://unfragile.ai/pypi-e2b","verify":"https://unfragile.ai/api/v1/verify?slug=pypi-e2b","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}