pyro-mcp/docs/public-contract.md

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# Public Contract
This document defines the supported public interface for `pyro-mcp` `1.x`.
## Package Identity
- Distribution name: `pyro-mcp`
- Public executable: `pyro`
- Public Python import: `from pyro_mcp import Pyro`
- Public package-level factory: `from pyro_mcp import create_server`
## CLI Contract
Top-level commands:
- `pyro env list`
- `pyro env pull`
- `pyro env inspect`
- `pyro env prune`
- `pyro mcp serve`
- `pyro run`
- `pyro doctor`
- `pyro demo`
- `pyro demo ollama`
Stable `pyro run` interface:
- positional environment name
- `--vcpu-count`
- `--mem-mib`
- `--timeout-seconds`
- `--ttl-seconds`
- `--network`
Behavioral guarantees:
- `pyro run <environment> --vcpu-count <n> --mem-mib <mib> -- <command>` returns structured JSON.
- `pyro env list`, `pyro env pull`, `pyro env inspect`, and `pyro env prune` return structured JSON.
- `pyro doctor` returns structured JSON diagnostics.
- `pyro demo ollama` prints log lines plus a final summary line.
## Python SDK Contract
Primary facade:
- `Pyro`
Supported public entrypoints:
- `create_server()`
- `Pyro.create_server()`
- `Pyro.list_environments()`
- `Pyro.pull_environment(environment)`
- `Pyro.inspect_environment(environment)`
- `Pyro.prune_environments()`
- `Pyro.create_vm(...)`
- `Pyro.start_vm(vm_id)`
- `Pyro.exec_vm(vm_id, *, command, timeout_seconds=30)`
- `Pyro.stop_vm(vm_id)`
- `Pyro.delete_vm(vm_id)`
- `Pyro.status_vm(vm_id)`
- `Pyro.network_info_vm(vm_id)`
- `Pyro.reap_expired()`
- `Pyro.run_in_vm(...)`
Stable public method names:
- `create_server()`
- `list_environments()`
- `pull_environment(environment)`
- `inspect_environment(environment)`
- `prune_environments()`
- `create_vm(...)`
- `start_vm(vm_id)`
- `exec_vm(vm_id, *, command, timeout_seconds=30)`
- `stop_vm(vm_id)`
- `delete_vm(vm_id)`
- `status_vm(vm_id)`
- `network_info_vm(vm_id)`
- `reap_expired()`
- `run_in_vm(...)`
## MCP Contract
Primary tool:
- `vm_run`
Advanced lifecycle tools:
- `vm_list_environments`
- `vm_create`
- `vm_start`
- `vm_exec`
- `vm_stop`
- `vm_delete`
- `vm_status`
- `vm_network_info`
- `vm_reap_expired`
## Versioning Rule
- `pyro-mcp` uses SemVer.
- Environment names are stable identifiers in the shipped catalog.
- Changing a public command name, public flag, public method name, public MCP tool name, or required request field is a breaking change.