Balderton Capital
Balderton Capital is a London-headquartered venture capital firm focused exclusively on backing European-founded technology companies. Founded in 2000 as Benchmark Capital Europe and fully independent since 2007, Balderton is one of Europe's largest and most established venture firms, with over $7 billion in assets under management across dedicated early-stage and growth funds. The firm invests from Seed through Series B and follows on into growth stages, writing checks across sectors including fintech, artificial intelligence, B2B SaaS, developer tools and infrastructure, digital health, gaming, marketplaces and climate. Balderton is known for a founder-centric model, running a dedicated founder wellbeing and performance platform and an executive/talent network to support portfolio companies. Notable investments over the firm's history include Revolut, GoCardless, Depop, Darktrace, Contentful, Dream Games, Wayve, Aircall, Citymapper, Talend, MySQL, Recorded Future, Sophia Genetics and The Hut Group (THG).
Balderton Capital has 193 portfolio companies tracked on the APIs.io network, of which 193 (100%) publish APIs indexed here.
Its highest-rated API providers on the network are checklyhq, tibber, sketchfab, dash0, demodesk.
Portfolio on the Network
Portfolio companies that publish APIs indexed on APIs.io, grouped by their API Evangelist rating. Exemplar and Strong are expanded by default.
Developing 34 Usable, with meaningful gaps to close
Thin 25 Limited public surface area
Emerging 37 Early or largely undocumented
Minimal 85 Almost no public developer surface
Unrated 6 Not yet scored
Properties
Portfolio
Where the firm publishes its investments
Firm
The firm itself
Cohort brief
Auto-generatedThe 187 portfolio companies with APIs in the catalog, backed by Balderton Capital, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.
| Facet | This cohort | Catalog | Difference | Scored |
|---|---|---|---|---|
| Developer Ergonomics | 18.2 | 17.9 | +0.3 | 187 |
| Discoverability | 60.6 | 60.4 | +0.2 | 187 |
| Access Clarity | 22.4 | 22.3 | +0.1 | 187 |
| Contract Governance | 6 | 6.4 | -0.4 | 187 |
| Contract Quality | 16.9 | 17.5 | -0.6 | 187 |
| Operational Transparency | 10.5 | 11.3 | -0.8 | 187 |
A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.
| Artifact | This cohort | Catalog | Difference |
|---|---|---|---|
| MCP server (any) | 21% | 16% | +5 |
| MCP server (first-party) | 9% | 7% | +2 |
| Agent Skills | 0% | 0% | 0 |
| OAuth scopes | 11% | 9% | +2 |
| Security | 91% | 88% | +3 |
| Arazzo workflows | 2% | 2% | 0 |
| Governance rules | 7% | 13% | -6 |
mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.
- 1 Dash0 54.7
- 2 Revolut 54
- 3 Demodesk 53.1
- 4 PayWithMyBank (Trustly) 50.5
- 5 ezoic 48.2
- 6 supernormal 48
- 7 TreasurySpring 45.9
- 8 Funnel 45.7
- 9 Prior Labs 37.6
- 10 depop 37.5
Source (apis.yml)
Work with this as data
Every firm here is available over the APIs.io API and to AI agents over MCP.