Flying Fish Ventures

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Investment Portfolio

Ineffable Intelligence lands over £800m in a seed round led by Sequoia and Lightspeed to develop superintelligence with reinforcement learning

27 Apr 2026

Ineffable Intelligence lands over £800m in a seed round led by Sequoia and Lightspeed to develop superintelligence with reinforcement learning

Ineffable Intelligence is an AI research startup developing systems that learn from their own experience to discover new knowledge. It focuses on building a “superlearner” designed to advance reinforcement learning and scientific discovery.

AgileRL

7 Jan 2026

AgileRL lands a £6m seed round led by Fusion Fund to speed up reinforcement learning for training AI models

AgileRL builds reinforcement learning tooling that simplifies training, optimisation and deployment of AI agents, making advanced RL techniques accessible without large research teams.

Hiverge

17 Sept 2025

Hiverge raises £3.7m seed led by Flying Fish Ventures to build an algorithm factory for tailored business optimisation

Hiverge develops an algorithm discovery platform that automatically generates tailored optimisation algorithms, helping organisations improve efficiency in areas such as planning, resource allocation and AI training.

Flying Fish Ventures