Context Engine vs Spacesheep
Context Engine and Spacesheep are both AI assistants tools. Context Engine is aimed at small businesses and developers, while Spacesheep is aimed at developers and small businesses. Spacesheep costs less, from $4.50/mo versus $12/mo for Context Engine. Both have a free plan.
Shared memory that AI agents and team members read and write
Workspace where AI agents publish versioned docs, dashboards and apps
| Pricing | Freemium · $12 | Freemium · $5 |
| Starting price | $12/mo | $4.50/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Small businesses, Developers, Agencies | Developers, Small businesses, Freelancers |
| Platforms | web | web |
| Country | US | US · 2026 |
| Rating | — | — |
Choose Context Engine if
Small teams and agencies that use several AI assistants and want one shared, auditable memory across them.
- Unlimited human users on every plan, including free
- Low entry price of $12 a month per engine
- Works with ChatGPT, Claude, Claude Code and Cursor
Look elsewhere if: Developers who want an embeddable memory library inside their own agent code (Mem0, Zep).
Choose Spacesheep if
Developers and small teams that produce documents and prototypes with AI agents and need a cheap place to share and iterate on them.
- Very low prices, starting at $4.50 a month
- Works with many agents including Claude Code, Codex, Cursor and ChatGPT
- Generous Free plan with no card required
Look elsewhere if: Teams that want a mature wiki and database or a polished deck tool (Notion, Gamma).
Context Engine vs Spacesheep pricing
Context Engine
- Free$01 agent (up to 3 via referrals) and 1 GB per engine, unlimited users
- Pro$12/moPer engine: 10 agents, 25 GB; $99/yr billed annually
- Unlimited$39/moPer engine: unlimited agents, 100 GB; $299/yr annually
- EnterpriseFrom $6,000/yrSelf-hosted install, SSO, roles and audit log
Spacesheep
- Free$025 MB per deploy, 400 publishes/day, 15 signature docs/mo
- Pro$4.50/mo2 GB per deploy, 2,000 publishes/day, unlimited signatures
- Max$9/moPro limits plus Claude builds, Streams sending, 5 cameras
- Team$10/member/moMax limits per member, team sharing and one bill
Context Engine · Key features
- Shared memory that AI tools read and save to over MCP
- Separate engines, each with its own database and search index
- Per-connection access set to read only or read and save
- Plain-language answers that cite their source memories
- Automatic daily, weekly and monthly summaries
- Duplicate detection that updates the existing memory
Cons
- Free plan allows one agent per engine, three at most through referrals
- Each connected tool counts as a separate agent
- Self-hosting only on the Enterprise plan from $6,000 a year
Spacesheep · Key features
- Publish agent output as private versioned spaces via MCP or CLI
- Line-level comments with @spacesheep AI revisions
- Full version history with restore
- Sync spaces to Google Drive or GitHub
- Live data and video Streams on the Max plan
- Beta e-signing with SHA-256 hashes and PDF certificates
Cons
- Very young product from a two-person team
- Legal entity not named in the terms or privacy policy
- No annual plans and no free trial of paid tiers
Context Engine vs Spacesheep: FAQ
Which is cheaper, Context Engine or Spacesheep?
Spacesheep starts at $4.50/mo and Context Engine at $12/mo. Both prices are checked on the vendors' own pricing pages.
Do Context Engine and Spacesheep have a free plan?
Yes, both Context Engine and Spacesheep have a free plan; paid plans add more usage and features.