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ReasonBlocks

The runtime layer that makes AI agents cheaper and more reliable

y-combinatorSpring 2026🇺🇸 San Francisco2 people
Rohan Vij
Sajeev Magesh

Rohan Vij, Sajeev Magesh · 2 co-founders

2026Founded
Team
2
current
Co-founders
2
current
Stage
Founded
Source for Founded
Profile coverage4 of 8 · missing Funding, Signals, Customers, Stack / tools · last run 8/8/2026

About

ReasonBlocks is the runtime layer that makes AI agents cheaper and more reliable. We correct agent reasoning and compress tokens mid-run, with gains compounding across runs. On SWE-Bench pro we have seen a 52% token reduction and 42% accuracy lift.

2 founders