# Apidefects (apidefects.com)

Checks public OpenAPI documents and MCP servers for dead hosts, contradictory specs and unverified auth, then publishes the recheck results.

- Atlas card: https://inite.ai/en/atlas/apidefects.com
- Site: https://apidefects.com
- For: developers and teams checking whether an API or MCP server is live before adopting it
- Categories: documents
- Use 0/100 · alive 100/100

## Used for

- check an MCP server or API before installing it
- find MCP servers whose packages cannot be installed
- find API specifications pointing at hosts that no longer exist

## Price

- no price printed (read 2026-10-21 on https://apidefects.com/com-boostermage-mtg-prices.html)

## For developers

- API docs: https://apidefects.com/api.html
- MCP server: com.apidefects/errata (namespace; open on 2026-10-21, 1 tools)
- Read 2026-10-21

## MCP server, measured daily

Server: https://apidefects.com/mcp, checked every day since 2026-10-21 (6 checks).

- Answered: measuring, 6 daily checks so far
- Median first answer: 120 ms
- Sign-in: none
- Context its tool definitions take: about 315 tokens (1 tools)
- Tool definitions: B, 83/100
- Failing "annotations": 1 of 1 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-21

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