E2B · Capability

E2B Code Interpreter — Execute

E2B Code Interpreter SDK — Execute. Run a snippet of Python or JavaScript inside a sandbox and stream Jupyter-style results back to the caller.

E2B Code Interpreter — Execute is a Naftiko capability published by E2B, one of 13 capabilities the APIs.io network indexes for this provider. It bundles 1 operation.

The capability includes 1 state-changing operation. Lead operation: E2B Run Code In A Sandbox. Can be deployed as a REST endpoint, MCP tool, or Agent Skill via Naftiko.

Tagged areas include E2B, Code Interpreter, Sandboxes, and Execution.

Run with Naftiko E2BCode InterpreterSandboxesExecution

MCP Tools

e2b-run-code

E2B Run Code In A Sandbox

Capability Spec

code-interpreter-execute.yaml Raw ↑ 
naftiko: 1.0.0-alpha2
info:
  label: E2B Code Interpreter — Execute
  description: 'E2B Code Interpreter SDK — Execute. Run a snippet of Python or JavaScript inside a sandbox
    and stream Jupyter-style results back to the caller.'
  tags:
  - E2B
  - Code Interpreter
  - Sandboxes
  - Execution
  created: '2026-05-25'
  modified: '2026-05-25'
binds:
- namespace: env
  keys:
    E2B_API_KEY: E2B_API_KEY
capability:
  consumes:
  - type: sdk
    namespace: code-interpreter-execute
    description: 'Code Interpreter SDK calls (Python: e2b_code_interpreter.Sandbox, JS: @e2b/code-interpreter).
      The HTTP surface is the same Sandbox API plus an in-sandbox Jupyter kernel reached via the envd connect
      stream.'
    resources:
    - name: code-interpreter
      operations:
      - name: runcode
        description: E2B Run Code In A Sandbox
        inputParameters:
        - name: code
          type: string
          required: true
        - name: language
          type: string
          description: 'Language kernel: python or javascript.'
        - name: sandboxID
          type: string
          description: Existing sandbox to reuse, otherwise a new one is created.
        outputParameters:
        - name: results
          type: array
        - name: logs
          type: object
        - name: error
          type: object
    authentication:
      type: apikey
      key: X-API-Key
      value: '{{env.E2B_API_KEY}}'
      placement: header
  exposes:
  - type: mcp
    namespace: code-interpreter-execute-mcp
    port: 9090
    transport: http
    description: MCP tool that runs LLM-generated code in an E2B sandbox.
    tools:
    - name: e2b-run-code
      description: E2B Run Code In A Sandbox
      hints:
        readOnly: false
        destructive: true
        idempotent: false
      call: code-interpreter-execute.runcode
      with:
        code: tools.code
        language: tools.language
        sandboxID: tools.sandboxID