# PerpFinder (perpfinder.com)

Compares perpetual futures exchanges on trading cost, volume, funding rates and open interest, using live order-book measurements.

- Atlas card: https://inite.ai/en/atlas/perpfinder.com
- Site: https://perpfinder.com
- For: Perpetual futures traders comparing exchange costs, funding rates and volume before choosing a venue
- Categories: finance
- Use 0/100 · alive 100/100

## Used for

- compare trading costs across perpetual futures exchanges
- check funding rates by exchange and asset
- estimate liquidation prices for leveraged positions

## Price

- no price printed (read 2026-10-20 on https://perpfinder.com/tools/liquidation-price-calculator)

## For developers

- OpenAPI: https://perpfinder.com/openapi.json (26 paths)
- API docs: https://perpfinder.com/docs/api
- MCP server: com.perpfinder/perpfinder (namespace; open on 2026-10-20, 5 tools)
- Read 2026-10-20

## MCP server, measured daily

Server: https://perpfinder.com/api/mcp, checked every day since 2026-10-20 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 216 ms
- Sign-in: none
- Context its tool definitions take: about 659 tokens (5 tools)
- Tool definitions: A, 100/100
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-20

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