Space Forge vs Vast
Space Forge vs Vast, compared side by side on 17 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Space Forge is on 42/100 and Vast on 56/100.
Where each one leads
Space Forge
- agent readiness: 40/100 against 36/100
Vast
- our overall score: 56/100 against 42/100
- domain rating: 67/100 against 51/100
- funding raised: $700M against $30.0M
At a glance
| Measure | Space Forge | Vast |
|---|---|---|
| What it is | Developing reusable satellites to manufacture advanced semiconductor materials in space for Earth-based applications. | Developing next-generation commercial space stations to enable long-term human presence and microgravity research. |
| Category | Aerospace, Semiconductors, Manufacturing, Deep Tech | Aerospace, SpaceTech, Manufacturing |
| Sells toBusiness model | B2B | B2B2C |
| Offering | Hardware | Hardware |
| Founded | 2018 | 2021 |
| Headquarters | Cardiff, United Kingdom | Long Beach, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Space Forge | Vast |
|---|---|---|
| Employees | Not published | 1,009 |
| Total funding | $30.0M | $700M |
| Latest round | Series A | Undisclosed |
| Valuation | Not published | $1.0B |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Space Forge | Vast |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 42/100 | 56/100 |
| Traction | 37/100 | 60/100 |
| Team | Not published | 70/100 |
| Community | Not published | 8/100 |
| Search visibility | 13/100 | 17/100 |
| Quality | 58/100 | 65/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (40/100) | F (36/100) |
| Domain ratingLink authority, 0-100 | 51/100 | 67/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Space Forge | Vast |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | Webflow |
| Analytics | Google Tag Manager | Not detected |
Space Forge vs Vast: common questions
Which is better, Space Forge or Vast?
On our 0-100 score Vast rates higher (56/100 against 42/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 17 data points above: read the rows that match what you are buying for.
How do Space Forge and Vast compare on the numbers?
Space Forge leads on agent readiness (40/100 against 36/100). Vast leads on our overall score (56/100 against 42/100), domain rating (67/100 against 51/100), funding raised ($700M against $30.0M).
Read the full Space Forge review and pricing or the Vast review and pricing. You can also browse other Space Forge alternatives we track.