# Refnusa (refnusa.dev)

Serves Indonesian reference data such as holidays, minimum wages, tax tables and postal codes through REST and MCP endpoints.

- Atlas card: https://inite.ai/en/atlas/refnusa.dev
- Site: https://refnusa.dev
- For: Developers and teams building apps or AI tools that need Indonesian holidays, wages, and tax tables.
- Categories: finance
- Use 0/100 · alive 100/100

## Used for

- look up Indonesian public holidays by date
- check provincial and regency minimum wages
- estimate take-home pay under PPh 21

## Price

- no price printed, no free plan (read 2026-10-27 on https://refnusa.dev/peta.html)

## For developers

- OpenAPI: https://refnusa.dev/openapi.json (35 paths)
- MCP server: dev.refnusa/refnusa (namespace; open on 2026-10-27, 33 tools)
- Read 2026-10-27

## MCP server, measured daily

Server: https://refnusa.dev/mcp, checked every day since 2026-10-27 (7 checks).

- Answered: 100% of daily checks
- Median first answer: 543 ms
- Sign-in: none
- Context its tool definitions take: about 4864 tokens (33 tools)
- Tool definitions: B, 83/100
- Failing "annotations": 33 of 33 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-27

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