# ContextStream (contextstream.io)

Shares project decisions, constraints, lessons and indexed source code with coding agents across sessions and tools, so they resume with the same context.

- Atlas card: https://inite.ai/en/atlas/contextstream.io
- Site: https://contextstream.io
- For: Developers working across coding agents like Codex, Claude Code and Cursor who need project context carried between sessions.
- Categories: learning
- Use 0/100 · alive 87/100

## Used for

- Hand off unfinished coding work between AI agents
- Recall past decisions and lessons before changing code
- Search indexed source code by meaning or exact text

## Price

- from 19 USD/month, free plan (read 2026-10-20 on https://contextstream.io/pricing)

## For developers

- MCP server: io.contextstream/mcp (namespace; auth on 2026-10-20)
- MCP server: io.github.contextstream/mcp-server (github; auth on 2026-10-20)
- Read 2026-10-20

## MCP server, measured daily

Server: https://mcp.contextstream.io/mcp?default_context_mode=fast&src=registry, checked every day since 2026-10-20 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 178 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: soc2, iso27001
- Training on your data: no (https://contextstream.io/security)
- Read 2026-10-20

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