Operations: jams

Summer Games Jams: list, enter and withdraw. 3 operations. How to call them, and what the answers mean: Operations reference.

Generated from the operation catalog: src/lib/ops/public-catalog.json in publicsummerengine at 0d85f61e2b and the summer-engine npm package 4.0.0 for engine and local operations. If something here is wrong, the operation’s definition is wrong.

Operation	What it does	Asks you first
`jams.enter`	Ask the person to enter one of their games in an open Summer Games Jam, or to refresh its entry after the page or builds changed.	Always
`jams.list`	List the Summer Games Jams open for entries: slug, theme, closing time, prize and rules.	Never
`jams.withdraw`	Take a game’s entry off a Summer Games Jam page.	Not by default

enter

jams.enter: Enter a game jam Ask the person to enter one of their games in an open Summer Games Jam, or to refresh its entry after the page or builds changed. Entering agrees to the jam rules and terms. Answers a link for them to confirm. Next: jobs.wait.


MCP	`summer_call` with `"op": "jams.enter"`
CLI	`summer jams enter`
Runs	On Summer’s servers: the hosted MCP, or the npm MCP after `summer login`. Needs your Summer sign-in.
Effect	Changes your own drafts, files or settings. Nobody else sees it yet.
Asks you first	Always. You approve it in Studio; an agent can never skip this.
3.x names	`summer_store_enter_jam`

Inputs:

Input	Type	Required	Description
`gameId`	string	Yes	From games.list.
`jamSlug`	string	Yes	A jam slug from jams.list, e.g. light.
`dryRun`	boolean	No	Check and describe the call without doing it: nothing changes, nothing is spent.
`idempotencyKey`	string	No	Retry key. Reuse it only to retry the identical request, so it never happens twice. Length 1 to 128.

Input JSON schema

{
  "type": "object",
  "properties": {
    "gameId": {
      "description": "From games.list.",
      "type": "string",
      "pattern": "^[A-Za-z0-9_-]{1,128}$"
    },
    "jamSlug": {
      "description": "A jam slug from jams.list, e.g. light.",
      "type": "string",
      "pattern": "^[a-z0-9][a-z0-9-]{0,63}$"
    },
    "dryRun": {
      "description": "Check and describe the call without doing it: nothing changes, nothing is spent.",
      "type": "boolean"
    },
    "idempotencyKey": {
      "description": "Retry key. Reuse it only to retry the identical request, so it never happens twice.",
      "type": "string",
      "minLength": 1,
      "maxLength": 128
    }
  },
  "required": [
    "gameId",
    "jamSlug"
  ]
}

Result JSON schema

{
  "type": "object",
  "properties": {
    "gameId": {
      "type": "string"
    },
    "jamSlug": {
      "type": "string"
    },
    "entry": {
      "type": "object",
      "properties": {
        "entered": {
          "type": "boolean"
        },
        "submittedAt": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "updatedAt": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "title": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "hasCover": {
          "type": "boolean"
        },
        "builds": {
          "description": "Uploads the entry shows.",
          "type": "number"
        },
        "playable": {
          "description": "Players can play it in the browser from the jam page.",
          "type": "boolean"
        },
        "hidden": {
          "description": "Summer staff hid it from the jam page.",
          "type": "boolean"
        }
      },
      "required": [
        "entered",
        "submittedAt",
        "updatedAt",
        "title",
        "hasCover",
        "builds",
        "playable",
        "hidden"
      ],
      "additionalProperties": false
    },
    "jamUrl": {
      "type": "string"
    }
  },
  "required": [
    "gameId",
    "jamSlug",
    "entry",
    "jamUrl"
  ],
  "additionalProperties": false
}

Example: Enter the game in the Light jam.

{
  "name": "summer_call",
  "arguments": {
    "op": "jams.enter",
    "input": {
      "gameId": "g_123",
      "jamSlug": "light"
    }
  }
}

summer jams enter --game-id g_123 --jam-slug light

list

jams.list: List open game jams List the Summer Games Jams open for entries: slug, theme, closing time, prize and rules. With gameId, also that game’s entry in each. Next: jams.enter.


MCP	`summer_call` with `"op": "jams.list"`
CLI	`summer jams list`
Runs	On Summer’s servers: the hosted MCP, or the npm MCP after `summer login`. Needs your Summer sign-in.
Effect	Reads only. Changes nothing.
Asks you first	No. It changes nothing.
3.x names	`summer_store_jams`

Inputs:

Input	Type	Required	Description
`gameId`	string	No	From games.list.

Input JSON schema

{
  "type": "object",
  "properties": {
    "gameId": {
      "description": "From games.list.",
      "type": "string",
      "pattern": "^[A-Za-z0-9_-]{1,128}$"
    }
  }
}

Result JSON schema

{
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "slug": {
            "type": "string"
          },
          "title": {
            "type": "string"
          },
          "theme": {
            "type": "string"
          },
          "about": {
            "type": "string"
          },
          "status": {
            "description": "open, or judging once submissions closed (late entries still count).",
            "type": "string"
          },
          "submissionsCloseAt": {
            "type": "string"
          },
          "closes": {
            "type": "string"
          },
          "prize": {
            "type": "string"
          },
          "rulesUrl": {
            "type": "string"
          },
          "jamUrl": {
            "type": "string"
          },
          "entry": {
            "description": "With gameId: that game's entry in this jam.",
            "type": "object",
            "properties": {
              "entered": {
                "type": "boolean"
              },
              "submittedAt": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "updatedAt": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "title": {
                "anyOf": [
                  {
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "hasCover": {
                "type": "boolean"
              },
              "builds": {
                "description": "Uploads the entry shows.",
                "type": "number"
              },
              "playable": {
                "description": "Players can play it in the browser from the jam page.",
                "type": "boolean"
              },
              "hidden": {
                "description": "Summer staff hid it from the jam page.",
                "type": "boolean"
              }
            },
            "required": [
              "entered",
              "submittedAt",
              "updatedAt",
              "title",
              "hasCover",
              "builds",
              "playable",
              "hidden"
            ],
            "additionalProperties": false
          }
        },
        "required": [
          "slug",
          "title",
          "theme",
          "about",
          "status",
          "submissionsCloseAt",
          "closes",
          "prize",
          "rulesUrl",
          "jamUrl"
        ],
        "additionalProperties": false
      }
    },
    "nextCursor": {
      "type": "null"
    }
  },
  "required": [
    "items",
    "nextCursor"
  ],
  "additionalProperties": false
}

Example: Which jam can this game enter?

{
  "name": "summer_call",
  "arguments": {
    "op": "jams.list",
    "input": {}
  }
}

summer jams list

withdraw

jams.withdraw: Withdraw from a game jam Take a game’s entry off a Summer Games Jam page. The game itself does not change, and it can enter again while the jam takes entries. Next: jams.list.


MCP	`summer_call` with `"op": "jams.withdraw"`
CLI	`summer jams withdraw`
Runs	On Summer’s servers: the hosted MCP, or the npm MCP after `summer login`. Needs your Summer sign-in.
Effect	Changes your own drafts, files or settings. Nobody else sees it yet.
Asks you first	No: Make and build is on by default in Agent permissions. When it is off, your agent asks you first.
3.x names	`summer_store_enter_jam#withdraw`

Inputs:

Input	Type	Required	Description
`gameId`	string	Yes	From games.list.
`jamSlug`	string	Yes	A jam slug from jams.list, e.g. light.
`dryRun`	boolean	No	Check and describe the call without doing it: nothing changes, nothing is spent.
`idempotencyKey`	string	No	Retry key. Reuse it only to retry the identical request, so it never happens twice. Length 1 to 128.

Input JSON schema

{
  "type": "object",
  "properties": {
    "gameId": {
      "description": "From games.list.",
      "type": "string",
      "pattern": "^[A-Za-z0-9_-]{1,128}$"
    },
    "jamSlug": {
      "description": "A jam slug from jams.list, e.g. light.",
      "type": "string",
      "pattern": "^[a-z0-9][a-z0-9-]{0,63}$"
    },
    "dryRun": {
      "description": "Check and describe the call without doing it: nothing changes, nothing is spent.",
      "type": "boolean"
    },
    "idempotencyKey": {
      "description": "Retry key. Reuse it only to retry the identical request, so it never happens twice.",
      "type": "string",
      "minLength": 1,
      "maxLength": 128
    }
  },
  "required": [
    "gameId",
    "jamSlug"
  ]
}

Result JSON schema

{
  "type": "object",
  "properties": {
    "gameId": {
      "type": "string"
    },
    "jamSlug": {
      "type": "string"
    },
    "entry": {
      "type": "object",
      "properties": {
        "entered": {
          "type": "boolean"
        },
        "submittedAt": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "updatedAt": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "title": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ]
        },
        "hasCover": {
          "type": "boolean"
        },
        "builds": {
          "description": "Uploads the entry shows.",
          "type": "number"
        },
        "playable": {
          "description": "Players can play it in the browser from the jam page.",
          "type": "boolean"
        },
        "hidden": {
          "description": "Summer staff hid it from the jam page.",
          "type": "boolean"
        }
      },
      "required": [
        "entered",
        "submittedAt",
        "updatedAt",
        "title",
        "hasCover",
        "builds",
        "playable",
        "hidden"
      ],
      "additionalProperties": false
    },
    "jamUrl": {
      "type": "string"
    }
  },
  "required": [
    "gameId",
    "jamSlug",
    "entry",
    "jamUrl"
  ],
  "additionalProperties": false
}

Example: Take the game out of the Light jam.

{
  "name": "summer_call",
  "arguments": {
    "op": "jams.withdraw",
    "input": {
      "gameId": "g_123",
      "jamSlug": "light"
    }
  }
}

summer jams withdraw --game-id g_123 --jam-slug light

Overview

Operations

HTTP API

GDScript API

Migration and extensions

MCP

enter

list

withdraw

​enter

​list

​withdraw

enter

list

withdraw