Harmonic vs Recursive
Harmonic vs Recursive, compared side by side on 12 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: Harmonic is on 49/100 and Recursive on 54/100.
Where each one leads
Harmonic
- agent readiness: 44/100 against 21/100
- domain rating: 59/100 against 25/100
Recursive
- our overall score: 54/100 against 49/100
- funding raised: $4.0B against $295M
At a glance
| Measure | Harmonic | Recursive |
|---|---|---|
| What it is | Mathematical superintelligence platform for formally verified, hallucination-free AI reasoning. | Superintelligence-focused AI lab exploring transformative AI systems |
| Category | Artificial Intelligence, Mathematical Reasoning, Formal Verification, Foundation Models | Artificial Intelligence, Foundation Models, Superintelligence Research, NeoLab |
| Sells toBusiness model | B2B SaaS / API | Not published |
| Offering | Platform / API | Not published |
| Founded | 2023 | 2025 |
| Headquarters | New York, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Harmonic | Recursive |
|---|---|---|
| Employees | 15 | Not published |
| Total funding | $295M | $4.0B |
| Latest round | Series C | Not published |
| Valuation | $1.4B | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Harmonic | Recursive |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 49/100 | 54/100 |
| Traction | 52/100 | 40/100 |
| Team | 10/100 | Not published |
| Community | 8/100 | Not published |
| Search visibility | 24/100 | 17/100 |
| Quality | 65/100 | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (44/100) | F (21/100) |
| Domain ratingLink authority, 0-100 | 59/100 | 25/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Harmonic | Recursive |
|---|---|---|
| Hosting | Self Managed | Not detected |
| Frameworks | Next.js, Tailwind CSS | Not detected |
Harmonic vs Recursive: common questions
Which is better, Harmonic or Recursive?
On our 0-100 score Recursive rates higher (54/100 against 49/100). 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 12 data points above: read the rows that match what you are buying for.
How do Harmonic and Recursive compare on the numbers?
Harmonic leads on agent readiness (44/100 against 21/100), domain rating (59/100 against 25/100). Recursive leads on our overall score (54/100 against 49/100), funding raised ($4.0B against $295M).
Read the full Harmonic review and pricing or the Recursive review and pricing. You can also browse other Harmonic alternatives we track.