MCP Atlas
Real tasks over 40+ MCP servers and 220 tools, three to six tool calls each.
Muse Spark 1.1
#1 right now
88.1%
Pass rate
34
Models ranked
Sep 23, 2026
Board published
Ranking
Best variant per model, as published. Higher is better.
- 188.1%
- 287.2%
Claude Fable 5.1
as “Fable 5.1” - 385.8%
Claude Opus 5
as “claude-opus-5 (xhigh)” - 484.5%
Qwen3.8 2.4T A95B
as “Qwen3.8-2.4T-A95B (xHigh)” - 584.2%
GLM-5.3
as “GLM 5.3” - 683.6%
Gemini 3.5 Flash
as “Gemini 3.5 Flash (high)” - 783.3%
- 882.3%
Kimi K3
as “kimi-k3 (max)” - 982.2%
Claude Opus 4.8
as “claude-opus-4-8 (max)” - 982.2%
- 1181.8%
GPT-5.6
as “gpt-5.6 (sol)” - 12Inkling Small79.2%as “Inkling-small”
- 1379.1%
Claude Opus 4.7
as “claude-opus-4-7 (max)” - 1478.2%
Gemini 3.1 Pro Preview
as “gemini-3.1-pro-preview (high)” - 1577.8%
GLM-5p2
as “glm-5p2” - 1676.8%
Claude Opus 4.6
as “claude-opus-4-6 (max)” - 17Inkling76.0%as “Inkling (xHigh)”
- 1875.6%
GLM-5p1
as “glm-5p1” - 1975.3%
GPT-5.5
as “gpt-5.5 (xhigh)” - 2070.6%
GPT-5.4
as “gpt-5.4 (xhigh)” - 2170.3%
Gemini 3 Pro
as “gemini-3-pro-preview” - 2269.8%
Claude Opus 4.5
as “claude-opus-4-5 (high)” - 2369.5%
Claude Sonnet 4.6
as “claude-sonnet-4-6” - 2467.6%
GPT-5.2
as “gpt-5.2 (xhigh)” - 2564.4%
Kimi K2P5
as “kimi-k2p5”
Rank over time
History builds with every daily capture. One capture so far.
Other agents and tools boards
Scores as published by Scale AI on the capture date (2026-09-24). Source: scale.com leaderboard page.