AI Disruption

AI Disruption

Exa-code: Fewer Hallucinations with 1B+ Data

Exa-code: Cuts code hallucinations to 27.1% using 1B+ data sources. The most reliable context for AI coding agents.

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Meng Li
Sep 28, 2025
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Codédex | Projects

Atmosphere coding should never have a bad atmosphere.

“Exa-code is a major step towards eliminating LLM code hallucinations,” By Exa.

This is the second one. We previously discussed one called context7:

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The Exa team has indexed over 1B+ document pages, GitHub repositories, Stack Overflow posts, and other content.

Given a query, exa-code performs hybrid searches on this data, chunks it, and returns a concatenated, token-efficient string. In Exa’s code hallucination evaluation, Exa-code outperformed all popular web search tools (including Exa itself!).

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