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Improbable vs OctoAI

Side-by-side on valuation, funding, investors, founders & more

Comparison updated: April 2026

Improbable has raised $700M — double what OctoAI has pulled in.

Head-to-Head Verdict

Improbable leads on 4 of 4 metrics

Improbable

4 wins

+Funding
+Awaira Score
+Team Size
+Experience

OctoAI

0 wins

-Funding
-Awaira Score
-Team Size
-Experience

Key Numbers

Valuation
N/A
N/A
Total Funding
$700M
$132M
Awaira Score
68/100
65/100
Employees
500-1000
100-500
Founded
2012
2019
Stage
Series C
Acquired
ImprobableOctoAI
Winner
Improbable logo
Improbable

🇬🇧 United Kingdom · Herman Narula

Series CML PlatformEst. 2012

Valuation

N/A

Total Funding

$700M

Awaira Score68/100

500-1000 employees

Full Improbable Profile →
OctoAI logo
OctoAI

🇺🇸 United States · Luis Ceze

AcquiredML PlatformEst. 2019

Valuation

N/A

Total Funding

$132M

Awaira Score65/100

100-500 employees

Full OctoAI Profile →
Market Context

As ML Platform players, Improbable and OctoAI target overlapping customers despite operating from different countries. The stage gap — Improbable at Series C vs OctoAI at Acquired — shapes how each company allocates capital and talent.

🔬

Analyst Summary

Built from real data · Updated April 2026

Companies

The ML Platform sector features both Improbable and OctoAI as key players. Improbable develops large-scale simulation technology and virtual world infrastructure, originally focused on cloud-distributed game server simulation and subsequently pivoting to AI-powered synthetic environment generation and metaverse platform development. OctoAI delivers a machine learning acceleration and model serving platform that enables teams to deploy, scale, and optimize AI models in production with significantly lower inference latency and cost compared to standard cloud ML services.

Funding & Valuation

Neither company has publicly disclosed a valuation. With $700M raised, Improbable has attracted substantially more capital than OctoAI ($132M).

Growth Stage

With a 7-year head start, Improbable (founded 2012) has had considerably more time to mature than OctoAI (2019). Stage-wise, Improbable is classified as Series C and OctoAI as Acquired, reflecting divergent fundraising histories. On headcount, Improbable reports 500-1000 employees and OctoAI reports 100-500.

Geography & Outlook

Improbable operates out of 🇬🇧 United Kingdom while OctoAI is based in 🇺🇸 United States, giving each a distinct home-market advantage. The Awaira Score reflects a tight race: 68 for Improbable versus 65 for OctoAI. Improbable, led by Herman Narula, and OctoAI, led by Luis Ceze, each bring distinct leadership visions to the AI sector.

Funding Velocity

Improbable

Total Rounds2
Avg. Round Size$261M
Funding Span2.1 yrs

OctoAI

Total Rounds1
Avg. Round Size$130M

Funding History

Improbable has completed 2 funding rounds, while OctoAI has gone through 1. Improbable's most recent round was a Series B of $502M, compared to OctoAI's Series C ($130M). Improbable is at Series C while OctoAI is at Acquired — different points in their growth trajectory.

Team & Scale

Improbable is significantly larger with about 500-1000 employees, compared to OctoAI's 100-500. That's a 5x difference in headcount. Improbable has a 7-year head start, founded in 2012 vs OctoAI's 2019. Geographically, they're in different markets — Improbable operates out of United Kingdom and OctoAI from United States.

Metrics Comparison

MetricImprobableOctoAI
💰Valuation
N/A
N/A
📈Total Funding
$700MWINS
$132M
📅Founded
2012
2019WINS
🚀Stage
Series C
Acquired
👥Employees
500-1000
100-500
🌍Country
United Kingdom
United States
🏷️Category
ML Platform
ML Platform
Awaira Score
68WINS
65

Key Differences

📈

Funding gap: Improbable has raised $568M more ($700M vs $132M)

📅

Market experience: Improbable has 7 years more (founded 2012 vs 2019)

🚀

Growth stage: Improbable is at Series C vs OctoAI at Acquired

👥

Team size: Improbable has 500-1000 employees vs OctoAI's 100-500

🌍

Market base: 🇬🇧 Improbable (United Kingdom) vs 🇺🇸 OctoAI (United States)

⚔️

Direct competitors: Both operate in the ML Platform market segment

Awaira Score: Improbable scores 68/100 vs OctoAI's 65/100

Which Should You Choose?

Use these signals to make the right call

Improbable logo

Choose Improbable if…

Top Pick
  • Higher Awaira Score — 68/100 vs 65/100
  • Stronger investor backing — raised $700M
  • More market experience — founded in 2012
  • United Kingdom-based for regional compliance or proximity
  • Improbable develops large-scale simulation technology and virtual world infrastructure, originally focused on cloud-distributed game server simulation and subsequently pivoting to AI-powered synthetic environment generation and metaverse platform development
OctoAI logo

Choose OctoAI if…

  • United States-based for regional compliance or proximity
  • OctoAI delivers a machine learning acceleration and model serving platform that enables teams to deploy, scale, and optimize AI models in production with significantly lower inference latency and cost compared to standard cloud ML services

Funding History

Improbable raised $700M across 2 rounds. OctoAI raised $132M across 1 round.

Improbable

Series B

May 2017

Lead: SoftBank Vision Fund

$502M

Series A

Mar 2015

Lead: Andreessen Horowitz

$20M

OctoAI

Series C

Jun 2024

Lead: Nvidia

$130M

Investor Comparison

No shared investors detected between these two companies.

Unique to Improbable

SoftBank Vision FundAndreessen Horowitz

Unique to OctoAI

NvidiaAmplify PartnersTiger Global

Users Also Compare

FAQ — Improbable vs OctoAI

Is Improbable bigger than OctoAI?
Neither company has publicly disclosed a valuation, making a definitive size comparison difficult. Improbable employs 500-1000 people, while OctoAI has 100-500 employees.
Which company raised more funding — Improbable or OctoAI?
Improbable has raised more in total funding at $700M, compared to OctoAI's $132M — a gap of $568M. Combined, the two companies have completed 3 known funding rounds.
Which company has a higher Awaira Score?
Improbable leads with an Awaira Score of 68/100, while OctoAI sits at 65/100. That 3-point gap reflects real differences in funding, scale, and traction — it's not a vanity metric.
Who founded Improbable vs OctoAI?
Improbable was founded by Herman Narula in 2012. OctoAI was founded by Luis Ceze in 2019. Visit each company's profile on Awaira for a full founder biography.
What does Improbable do vs OctoAI?
Improbable: Improbable develops large-scale simulation technology and virtual world infrastructure, originally focused on cloud-distributed game server simulation and subsequently pivoting to AI-powered synthetic environment generation and metaverse platform development. The London company built SpatialOS, a cloud platform for running distributed simulations of large, persistent virtual worlds, and has applied simulation capabilities to defence, urban planning, and entertainment applications.\n\nThe company raised approximately $700 million including a landmark $502 million SoftBank round in 2017 that was one of the largest venture rounds in European technology history. Improbable has undergone multiple strategic pivots, moving from gaming infrastructure to defence simulation contracts with clients including the UK Ministry of Defence, which uses simulation environments for training and wargaming. The company also built MSquared, a metaverse interoperability network, before refocusing on defence and AI simulation work.\n\nImprobable operates in an AI simulation market where demand from defence agencies, autonomous vehicle companies, and robotics firms has grown substantially. The company competes with simulation platforms from Epic Games (Unreal Engine), NVIDIA (Omniverse), and specialist defence simulation vendors. Its SoftBank backing and large cash reserves have enabled it to survive multiple market pivot cycles that would have ended less well-funded companies, and its current focus on AI-powered synthetic data generation for defence represents a growing government budget category. OctoAI: OctoAI delivers a machine learning acceleration and model serving platform that enables teams to deploy, scale, and optimize AI models in production with significantly lower inference latency and cost compared to standard cloud ML services. The platform includes automated model optimization, hardware-aware compilation, and a managed serving layer that handles traffic routing and autoscaling.\n\nThe company raised approximately 132 million USD and counts enterprise customers in sectors including e-commerce, media, and financial services that operate high-throughput model serving pipelines at scale. OctoAI emerged from foundational research at the University of Washington in ML systems optimization, giving the technical team a deep background in compiler-level model performance.\n\nAs inference costs become the dominant expense in production AI deployments, infrastructure that reduces cost-per-query by meaningful percentages translates directly to enterprise budget savings. OctoAI competes with Anyscale, BentoML, and cloud-native MLOps offerings, but its focus on hardware-level optimization and the depth of its model acceleration capability distinguishes it from platforms that primarily address deployment workflow rather than raw performance.
Which company was founded first?
Improbable got there first, launching in 2012 — that's 7 years of extra runway. OctoAI didn't arrive until 2019. In AI, that kind of head start means more training data, deeper customer relationships, and a bigger talent moat.
Which company has more employees?
Improbable has about 500-1000 employees; OctoAI has about 100-500. A bigger team usually means more revenue or heavier VC backing, but in AI, small teams can build at massive scale.
Are Improbable and OctoAI competitors?
Yes — they're direct rivals. Both Improbable and OctoAI compete in ML Platform, targeting many of the same buyers. If you're evaluating one, you should be looking at the other.

Bottom Line

It's close. Both Improbable and OctoAI are strong players, and picking a winner depends on what you're looking for. Check each profile for the full picture.

Who Should You Watch?

This one's genuinely too close to call. Both companies are competitive, and the winner will likely come down to execution over the next 12-18 months. Follow both profiles on Awaira to track funding rounds, team changes, and score updates.

Deep Dive