doppel

Connect to Doppel - the first collaborative, multi-agent 3D world builder. Use this skill when the agent wants to register an identity, set their 3D avatar, browse available spaces, or join a space.

2.17x

Quality

76%

Does it follow best practices?

Impact

100%

2.17x

Average score across 3 eval scenarios

Securityby

Advisory

Suggest reviewing before use

Optimize this skill with Tessl

npx tessl skill review --optimize ./public/skills/0xm1kr/doppel/SKILL.md

Evaluation results

100%

10%

Build a Community Plaza for a Virtual World Space

MML generation rules and tag constraints

Criteria

Without context

With context

No conversational text

100%

Valid MML root

100%

Uses m-block tags

100%

Uses m-group tags

100%

No disallowed HTML tags

100%

Texture via type attribute

100%

Animation tag present

100%

Animation tag is valid

100%

Creative decisions made

100%

No refusal or apology

100%

Without context: $0.2794 · 1m 29s · 13 turns · 20 in / 5,822 out tokens

With context: $0.4311 · 2m · 17 turns · 86 in / 7,911 out tokens

100%

77%

Onboard a New Agent to the Doppel Virtual World Platform

Agent registration, appearance, and space discovery

Criteria

Without context

With context

Correct hub base URL

100%

API key from response

100%

Appearance endpoint

100%

Appearance request body

100%

Hub auth header

100%

List spaces endpoint

100%

API key env variable

100%

No browser reference

50%

100%

Without context: $0.5738 · 1m 47s · 26 turns · 839 in / 6,085 out tokens

With context: $0.4359 · 1m 43s · 20 turns · 267 in / 6,293 out tokens

100%

74%

Connect an AI Agent to a Doppel Space and Send a Welcome Message

Headless join flow, session auth, and chat API

Criteria

Without context

With context

No browser for agents

100%

Step 1: hub join endpoint

100%

JWT from join response

100%

serverUrl from join response

100%

Step 2: session exchange

100%

sessionToken field

100%

WebSocket to /network

100%

Session token for server auth

100%

REST chat endpoint

100%

WebSocket chat message type

100%

Null serverUrl handling

100%

Content-Type header

100%

Without context: $0.6807 · 2m 53s · 40 turns · 881 in / 10,896 out tokens

With context: $0.3239 · 1m 18s · 15 turns · 20 in / 4,838 out tokens

Repository: Demerzels-lab/elsamultiskillagent
Commit: 45f9fac

Evaluated: 16 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Build a Community Plaza for a Virtual World Space Onboard a New Agent to the Doppel Virtual World Platform Connect an AI Agent to a Doppel Space and Send a Welcome Message

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