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Jabbertoon cartoon studio

R0· no sign-in

Free 2D cartoon studio: moves, characters and looks; check a cartoon; share links. No key.

v1.0.0 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality78good
Trust82of 100
Uptime, 30 days98%
Latency p50451 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "cartoon-studio": {
      "type": "http",
      "url": "https://jabbertoon.com/mcp"
    }
  }
}
claude mcp add --transport http cartoon-studio https://jabbertoon.com/mcp
[mcp_servers.cartoon-studio]
url = "https://jabbertoon.com/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "cartoon-studio": {
      "type": "remote",
      "url": "https://jabbertoon.com/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "cartoon-studio": {
      "type": "http",
      "url": "https://jabbertoon.com/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=cartoon-studio&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vamFiYmVydG9vbi5jb20vbWNwIn0%3D"
}
{
  "servers": {
    "cartoon-studio": {
      "type": "http",
      "url": "https://jabbertoon.com/mcp"
    }
  }
}
{
  "mcpServers": {
    "cartoon-studio": {
      "httpUrl": "https://jabbertoon.com/mcp"
    }
  }
}
extensions:
  "cartoon-studio":
    enabled: true
    name: "cartoon-studio"
    type: streamable_http
    uri: "https://jabbertoon.com/mcp"
    timeout: 300

Quality 78 / 100good

protocol100 · weight 25
  • pass
    protocol.modernsupports 2026-07-28 (server/discover)
  • pass
    protocol.statelessanswers without a session
  • pass
    protocol.transportstreamable HTTP
  • pass
    protocol.list_ttltool list is cacheable (ttlMs 3600000)
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • warn
    tools.description_length1 tools have descriptions over 1,024 characters, which crowds the context
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations9 of 9 tools declare readOnlyHint or destructiveHint
  • warn
    tools.directory_hints1 of 9 tools declare all four hints; missing: get_guide (destructiveHint, idempotentHint); list_moves (destructiveHint, idempotentHint); get_move (destructiveHint, idempotentHint); …
  • pass
    tools.token_costabout 2,407 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability25 · weight 15
  • warn
    stability.changes19 tool changes in 30 days
  • fail
    stability.rug_pull4 tools kept their name but changed most of their description in 30 days; review before trusting them
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

9 tools, about 2,407 tokens to load them all · tool set d64ec3da7da7 · tools last changed 2026-10-16 · checked 2026-10-19 10:52 UTC

Tool changes

  • report_problemchangeddescription, input schema
    before

    Tells the people who make Jabbertoon something is wrong: a wrong answer, a check that refused a good cartoon or passed a bad one, a move that looks wrong, a link that does not open, wrong docs, or something missing. Unlike the other tools, it keeps what you send: the report (kind, tool, code, where, item, note) is saved for a person to read. Never put the cartoon, a name, an address or anything about the person you help in it. Example: {"kind": "validator_wrong", "tool": "validate", "code": "op_unknown", "note": "say was refused in a cartoon"}.

    after · 87% of words in common

    Tells the people who make Jabbertoon something is wrong: a wrong answer, a check that refused a good cartoon or passed a bad one, a move that looks wrong, a link that does not open, wrong docs, something missing, or a step that was hard to get right (kind hard_step, with hard_because: optional, never needed to go on). Unlike the other tools, it keeps what you send: the report (kind, tool, code, where, item, note, hard_because) is saved for a person to read. Never put the cartoon, a name, an address or anything about the person you help in it. Example: {"kind": "validator_wrong", "tool": "validate", "code": "op_unknown", "note": "say was refused in a cartoon"}.

  • buildchangeddescription
    before

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, bone (a skeleton and its skin, a bone at a time, as in Blender), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly, "walk" a place to walk at real size (played on foot: told what cannot be reached). A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

    after · 86% of words in common

    Builds anything (a character, an animal, a car, a house) in Jabbertoon's 3D builder from steps, as its buttons do: spine, grow, bone (a skeleton, a bone at a time), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts and size) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, world or game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly, "walk" a place to walk at real size (played on foot: told what cannot be reached). A refused step says where, why and how to fix it. export_link opens Export, free: STL/3MF to 3D print, glTF (Blender, Unity, Godot), SVG, Minecraft .schem. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

  • get_guidechangeddescription
    before

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), game (a game's steps), song (the editor's own file: Studio characters, lines, moves, camera shots and a song the cast sings). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

    after · 82% of words in common

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), export (a build as a 3D printer's STL or 3MF, glTF for Blender, SVG blueprints, Minecraft), world (a world of blocks), walk (a place to walk), game (a game's steps), song (the editor's own file: Studio characters, lines, moves, camera shots and a song the cast sings). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

  • buildchangeddescription
    before

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, bone (a skeleton and its skin, a bone at a time, as in Blender), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

    after · 92% of words in common

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, bone (a skeleton and its skin, a bone at a time, as in Blender), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly, "walk" a place to walk at real size (played on foot: told what cannot be reached). A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

  • get_guidechangedinput schema
  • get_guidechangeddescription, input schema
    before

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), game (a game's steps). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

    after · 88% of words in common

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), game (a game's steps), song (the editor's own file: Studio characters, lines, moves, camera shots and a song the cast sings). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

  • buildchangeddescription, input schema
    before

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

    after · 94% of words in common

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, bone (a skeleton and its skin, a bone at a time, as in Blender), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

  • buildchangeddescription, input schema
    before

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}.

    after · 80% of words in common

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.

  • get_guidechangeddescription, input schema
    before

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

    after · 97% of words in common

    Call this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), game (a game's steps). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.

  • buildadded

    Builds anything (a character, an animal, a car, a house, a rocket) in Jabbertoon's one 3D builder from steps, the ones its buttons take: spine, grow, add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts, legs, size in blocks) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, a world or a game. Over MCP the answer also shows a picture of it from four sides. A refused step says where, why and how to fix it. The steps: get_guide {"topic": "build"}.

Showing the latest 10. Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 82 / 100

no-repository
provenance55
liveness99
freshness100
hygiene80

+dns-namespace +website +reachable +uptime-98% +updated-16d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://jabbertoon.com/mcp streamable-httpnoneyes98%451 ms2026-07-28, 2025-11-25, 2025-06-18, 2025-03-26, 2024-11-052026-10-19

Tools (9)

buildread-onlyBuilds anything (a character, an animal, a car, a house) in Jabbertoon's 3D builder from steps, as its buttons do: spine, grow, bone (a skeleton, a bone at a time), add a ready part (leg, arm, head, wing, wheel, hat ...), set, copy, remove, look. Checks every step, says what was made (its parts and size) and gives a jabbertoon.com/editor/ link that opens it in the Studio, to change and use in a cartoon, world or game. Over MCP the answer also shows a picture of it from four sides. Steps that start {"op": "new", "kind": "move"} make a move from keys, {"op": "new", "kind": "world"} a world (a level is played to check it), and kind "game" a game seen from the side, from above or in space, or "trench", "space", "surface" or "sky" a game with depth to fly, "walk" a place to walk at real size (played on foot: told what cannot be reached). A refused step says where, why and how to fix it. export_link opens Export, free: STL/3MF to 3D print, glTF (Blender, Unity, Godot), SVG, Minecraft .schem. The steps: get_guide {"topic": "build"}, a game's {"topic": "game"}.
get_guideread-onlyCall this first. Returns one topic of Jabbertoon's guide as Markdown (under 20,000 characters): start (what it makes and the order of calls), cartoon (the JSON program: cast, scenes, lines, moves), text (the same cartoon as screenplay text), moves, characters, looks, voices, places, errors, limits, build (the 3D builder's steps), export (a build as a 3D printer's STL or 3MF, glTF for Blender, SVG blueprints, Minecraft), world (a world of blocks), walk (a place to walk), game (a game's steps), song (the editor's own file: Studio characters, lines, moves, camera shots and a song the cast sings). Units everywhere: x and y are shares of the stage (0 to 1, the ground at 0.92), times are seconds. Example: {"topic": "cartoon"}.
get_moveread-onlyReturns one ready-made move: its block program as JSON, the same program as screenplay text, its length in seconds, what it works on, its settings with units, its page and links. Name it by id (c4c:beh:wave_hello), short name (wave_hello) or page slug. To write your own move, start from one, change it, then validate it. Example: {"move": "wave_hello"}.
list_charactersread-onlyLists the six ready-made characters (person, kid, dog, cat, bird, monster): legs, views, the colour slots a cast entry's look.colors paints on each (a dog's fur is skin), options, page and links; the voices a line can use; and cartoon_example, a whole talking cartoon to copy. Call it to write a cast: {"dog": {"name": "Biscuit", "look": {"template": "dog", "colors": {"skin": "#8d6e63"}}, "voice": "am_puck"}}.
list_looksread-onlyLists the six art styles a character can be drawn in (flat, outlined, soft, storybook, bold, crayon), each with its page and a studio link, and the three body shapes (classic, big head, tall). A cast entry sets them as look.style and look.shape: {"look": {"template": "cat", "style": "crayon", "shape": "bighead"}}.
list_movesread-onlyLists the ready-made moves a character can do (walk in, wave hello, hop, bow, slump, talk...): id, name, length in seconds, the bodies it works on (two legs, four, none), its settings with units, page and links. A does block plays one: {"op": "does", "who": "dog", "behaviour": "c4c:beh:wave_hello"}. q keeps the moves whose words match or that do what a word means (dance finds Groove, scared finds Cower). Example: {"q": "wave"}.
report_problemTells the people who make Jabbertoon something is wrong: a wrong answer, a check that refused a good cartoon or passed a bad one, a move that looks wrong, a link that does not open, wrong docs, something missing, or a step that was hard to get right (kind hard_step, with hard_because: optional, never needed to go on). Unlike the other tools, it keeps what you send: the report (kind, tool, code, where, item, note, hard_because) is saved for a person to read. Never put the cartoon, a name, an address or anything about the person you help in it. Example: {"kind": "validator_wrong", "tool": "validate", "code": "op_unknown", "note": "say was refused in a cartoon"}.
share_linkread-onlyTurns a cartoon, a scene, a move or a character into a jabbertoon.com link: a move opens in the block editor, the rest in the studio. It all travels after the #: nothing is uploaded or kept. All but a character's end with &from=ai (the page says an AI helper wrote it). One with errors gets them instead. Give one of cartoon, program, character or file. Example: {"program": {"v": 1, "kind": "behaviour", "scripts": [{"body": [{"op": "hop"}]}]}}.
validateread-onlyChecks a cartoon, with the studio's own checks, before anyone sees it. Give one of cartoon, program, pack, character or file. Returns errors (it will not play as written: also a character or background the site lacks) and warnings, each {code, where, says, fix, url}, with did_you_mean and an RFC 6902 patch when certain; issues a viewer would see (off stage, overlapping, an empty stage, a line cut off) with a summary of who is where and says what when (seconds; x as a share of the stage); and, when ok, the canonical program and a link. repair: true also returns the program with every certain patch applied. Nothing you send is kept. Example: list_characters' cartoon_example.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "com.jabbertoon/cartoon-studio",
  "title": "Jabbertoon cartoon studio",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://jabbertoon.com/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "websiteUrl": "https://jabbertoon.com/for-ai/",
  "description": "Free 2D cartoon studio: moves, characters and looks; check a cartoon; share links. No key."
}