# MaterialsCodeGraph (materialscodegraph.com)

Runs materials simulations such as lattice thermal conductivity calculations via MCP, priced before launch and recorded with artifact hashes.

- Atlas card: https://inite.ai/en/atlas/materialscodegraph.com
- Site: https://materialscodegraph.com
- For: materials researchers and engineers computing thermal conductivity from an AI agent
- Use 0/100 · alive 100/100

## Used for

- price a thermal conductivity calculation before running it
- run phonon Boltzmann calculations for silicon on kaldo or quantum espresso
- estimate cure degree of an epoxy after an isothermal hold

## Price

- from 20 USD/month (read 2026-10-24 on https://materialscodegraph.com/#pricing)

## For developers

- MCP server: com.materialscodegraph/mcg (namespace; open on 2026-10-24, 12 tools)
- Read 2026-10-24

## MCP server, measured daily

Server: https://api.materialscodegraph.com/mcp, checked every day since 2026-10-24 (11 checks).

- Answered: 100% of daily checks
- Median first answer: 147 ms
- Sign-in: none
- Context its tool definitions take: about 5233 tokens (15 tools)
- Tool definitions: A, 96/100
- Failing "annotations": 4 of 15 tools
- Warning "open_writes": mcg_delete_study, mcg_cancel_run
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-24

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Source: INITE Atlas, https://inite.ai/en/atlas/materialscodegraph.com. JSON: https://inite.ai/api/atlas/materialscodegraph.com. MCP: https://inite.ai/api/mcp (atlas_lookup).