Schema | Vultr Codex MCP

Vultr Codex MCP

Describes the environment variables required to run the server.

Name	Required	Description
`VULTR_API_KEY`	Yes	Your Vultr API key
`VULTR_ALLOWED_PLANS`	No	Comma-separated list of allowed plans (e.g., vc2-1c-1gb,vc2-1c-2gb)
`VULTR_ALLOWED_REGIONS`	No	Comma-separated list of allowed regions (e.g., nrt,sgp,lax)
`VULTR_MAX_MONTHLY_COST_USD`	No	Maximum monthly cost in USD (e.g., 10)

Features and capabilities supported by this server

Capability	Details
`tools`	{ "listChanged": true }

Functions exposed to the LLM to take actions

Name	Description
get_policyA	Show the local safety policy.
get_accountA	Show Vultr account metadata.
get_vultr_cli_statusA	Check whether a local vultr-cli binary is available. API tools do not require it.
list_instancesC	List Vultr instances in the account.
get_instanceA	Fetch one Vultr instance by id.
list_regionsA	List Vultr regions. Set allowed_only to true to see the policy allowlist.
list_plansB	List Vultr plans. Set allowed_only to true to see plans permitted by policy.
list_osA	List Vultr operating system ids.
list_ssh_keysA	List Vultr SSH keys.
list_firewall_groupsA	List Vultr firewall groups.
create_instance_previewA	Validate and preview a Vultr instance creation request without charging money.
create_instanceA	Create a Vultr instance after policy validation and exact confirmation.
reboot_instanceA	Queue a Vultr instance reboot after exact confirmation.
create_snapshotC	Create a Vultr snapshot after exact confirmation.
delete_instanceA	Delete a Vultr instance after fetching it, checking its label, and exact confirmation.

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

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