# TmpState (tmpstate.dev)

Stores JSON documents in disposable databases reachable by URL alone, created with one curl request and expiring after 24 hours by default.

- Atlas card: https://inite.ai/en/atlas/tmpstate.dev
- Site: https://tmpstate.dev
- For: AI agents and developers needing a temporary JSON database for prototypes, scripts and demos
- Categories: data
- Use 0/100 · alive 100/100

## Used for

- store agent scratch state in a JSON database
- prototype a web app without signup or API keys
- keep webhook payloads in a temporary inbox

## Price

- from 8 USD/month, free plan (read 2026-10-26 on https://tmpstate.dev/pricing)

## For developers

- OpenAPI: https://tmpstate.dev/openapi.json (17 paths)
- MCP server: dev.tmpstate/tmpstate (namespace; open on 2026-10-26, 16 tools)
- Read 2026-10-26

## MCP server, measured daily

Server: https://tmpstate.dev/mcp, checked every day since 2026-10-26 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 175 ms
- Sign-in: none
- Context its tool definitions take: about 2681 tokens (16 tools)
- Tool definitions: B, 80/100
- Failing "params_described": 3 of 16 tools
- Failing "annotations": 16 of 16 tools
- Warning "open_writes": create_database, create_document, update_document, delete_document, delete_collection
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-26

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