Wandb Mcp Server

Name: Wandb Mcp Server
Author: wandb

Official

git · by wandb

The official implementation of the W&B Models and Weave MCP server.

63 14 tools GitHub PyPI

No known CVEs

MIT license

Actively maintained

Last commit 1d ago

Works with most clients

Transport: stdio, http

14 tools · ~655 tok

Grade B · 0.3% of 200K ctx

Edit this pageView history

AI / ML Analytics

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "wandb-mcp-server": {
      "args": [
        "git"
      ],
      "command": "uvx"
    }
  }
}

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Read me

What Wandb Mcp Server does

Query and analyze your Weights & Biases data using natural language through the Model Context Protocol.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

uvx 'git' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

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Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

84/100across 5 weighted dimensions

How we score →

0255075100

−16

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked git against OSV.dev.

Inventory

Tools (14)

Click any tool to inspect its schema.

~655 tokens total

Community

Reviews

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Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Wandb Mcp Server safe to use?: Wandb Mcp Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Wandb Mcp Server?: Wandb Mcp Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Wandb Mcp Server do?: Wandb Mcp Server provides 14 tools: infer_trace_schema_tool, query_weave_traces_tool, count_weave_traces_tool, query_wandb_tool, get_run_history_tool and 9 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Wandb Mcp Server?: Wandb Mcp Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is Wandb Mcp Server actively maintained?: Wandb Mcp Server is actively maintained — last commit was 1 day ago. It has 63 GitHub stars.

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

What Can This Server Do?

Example Use Cases (click command to copy)

Analyze Experiments	Debug Traces	Create Reports	Get Help
Show me the top 5 runs by eval/accuracy in wandb-smle/hiring-agent-demo-public?	How did the latency of my hiring agent predict traces evolve over the last months?	Generate a wandb report comparing the decisions made by the hiring agent last month	How do I create a leaderboard in Weave - ask SupportBot?

"Go through the last 100 traces of my last training run in grpo-cuda/axolotl-grpo and tell me why rollout traces of my RL experiment were bad sometimes?"

Available Tools (16 tools)

Tool	Description	Example Query
infer_trace_schema_tool	Discover field names, types, and sample values	"What fields are in my traces?"
query_weave_traces_tool	Analyze LLM traces with `detail_level` control	"Show failed traces with full data"
count_weave_traces_tool	Count traces and get storage metrics	"How many traces failed?"
query_wandb_tool	Query W&B runs, metrics, and experiments	"Show me runs with loss < 0.1"
get_run_history_tool	Sampled time-series metric data	"Show loss curve for run abc123"
create_wandb_report_tool	Create reports with markdown, charts, and panels	"Create a report with loss plots"
log_analysis_to_wandb	Log analysis metrics to W&B as a run	"Log these latency stats to W&B"
search_wandb_docs_tool	Search official W&B documentation	"How do I create a Weave scorer?"
query_wandb_entity_projects	List projects for an entity	"What projects exist?"
list_registries_tool	List model registries in an organization	"What registries are available?"
list_registry_collections_tool	List collections within a registry	"What models are in the prod registry?"

... View full README on GitHub

Frequently Asked Questions

Is Wandb Mcp Server safe to use?

Wandb Mcp Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Wandb Mcp Server?

Wandb Mcp Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Wandb Mcp Server do?

Wandb Mcp Server provides 14 tools: infer_trace_schema_tool, query_weave_traces_tool, count_weave_traces_tool, query_wandb_tool, get_run_history_tool and 9 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Wandb Mcp Server?

Wandb Mcp Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is Wandb Mcp Server actively maintained?

Wandb Mcp Server is actively maintained — last commit was 1 day ago. It has 63 GitHub stars.

W&B MCP Server

Query and analyze your Weights & Biases data using natural language through the Model Context Protocol.

What Can This Server Do?

Example Use Cases (click command to copy)

Analyze Experiments	Debug Traces	Create Reports	Get Help
Show me the top 5 runs by eval/accuracy in wandb-smle/hiring-agent-demo-public?	How did the latency of my hiring agent predict traces evolve over the last months?	Generate a wandb report comparing the decisions made by the hiring agent last month	How do I create a leaderboard in Weave - ask SupportBot?

"Go through the last 100 traces of my last training run in grpo-cuda/axolotl-grpo and tell me why rollout traces of my RL experiment were bad sometimes?"

Available Tools (16 tools)

Tool	Description	Example Query
infer_trace_schema_tool	Discover field names, types, and sample values	"What fields are in my traces?"
query_weave_traces_tool	Analyze LLM traces with `detail_level` control	"Show failed traces with full data"
count_weave_traces_tool	Count traces and get storage metrics	"How many traces failed?"
query_wandb_tool	Query W&B runs, metrics, and experiments	"Show me runs with loss < 0.1"
get_run_history_tool	Sampled time-series metric data	"Show loss curve for run abc123"
create_wandb_report_tool	Create reports with markdown, charts, and panels	"Create a report with loss plots"
log_analysis_to_wandb	Log analysis metrics to W&B as a run	"Log these latency stats to W&B"
search_wandb_docs_tool	Search official W&B documentation	"How do I create a Weave scorer?"
query_wandb_entity_projects	List projects for an entity	"What projects exist?"
list_registries_tool	List model registries in an organization	"What registries are available?"
list_registry_collections_tool	List collections within a registry	"What models are in the prod registry?"

... View full README on GitHub