58Emerging
Callosum
Callosum builds software infrastructure and APIs that optimize and route AI workloads across different AI models and heterogeneous chips, helping enterprises run inference systems faster and more cost‑efficiently.
Score breakdown
Momentum81
Capital59
Traction20
Score trend
Capital & traction
- Total raised
- $100M
- Last round
- Seed
- Round size
- $100M
- Round date
- 2026-08-24
- Valuation
- —
- Disclosed revenue
- —
Funding history
| Round | Date | Amount |
|---|---|---|
| Seed | 2026-08-24 | $100M |
| Seed | 2026-08-23 | $100M |
| — | 2026-08-19 | $100M |
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<a href="https://steek.live/companies/285"><img src="https://api.steek.live/scoreboard/company/285/badge.svg" alt="Steek Score" width="248" height="64" /></a>Competitors in generative ai
| Company | Raised | Score |
|---|---|---|
| TypeSafe AI | $7.5B | 70 |
| Hubble Network | $1.6B | 68 |
| Modal | $1.0B | 68 |
| Profound Profound builds an enterprise platform that helps brands monitor, analyze, and improve how they appear in AI answer engines like ChatGPT, Perplexity, Claude, Gemini, and Google AI Overviews. | $1.8B | 67 |
| Manus | $500M | 67 |
| Higgsfield Higgsfield builds an AI video and image creation platform that lets creators, marketers, and filmmakers generate and edit cinematic social media content and ads from text, images, or existing footage using multiple generative video models in one workspace. | $5.4B | 66 |
| Armadin | $255M | 66 |
| Tenstorrent | $1.5B | 65 |
| Temporal | $12.6B | 64 |
| TeddyHoldings.AI | $60M | 63 |
FAQs about Callosum
What is Callosum's Steek Score?
Callosum has a Steek Score of 58 (Emerging) — a transparent 0–100 momentum index built from funding, traction and attention signals.
What sector is Callosum in?
Callosum operates in generative ai, where it ranks #21 of 426 by Steek Score.
How much funding has Callosum raised?
Callosum has raised $100M, most recently a Seed round (2026-08-24).
Who are Callosum's competitors?
Top competitors include TypeSafe AI, Hubble Network, Modal.
Where is Callosum located?
Callosum is based in London, United Kingdom.
Steek Score is a transparent momentum index computed from tracked public signals. Not investment advice.