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Mirendil Launches Fern 0.1 Model with 10M-Token Context

Mirendil debuts Fern 0.1, its first model built from scratch featuring a 10M-token context window, scoring a perfect 100% on the RULER single needle test.

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Inewgen
28 Oct 2026Source: MarkTechPost2 min read (0 views)
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Mirendil Launches Fern 0.1 Model with 10M-Token Context

Stock photo for illustration only, not from the actual event

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  • Mirendil introduces Fern 0.1, its very first AI model built from scratch
  • Features an exceptionally massive 10-million-token context window
  • Specifically targeted toward agentic AI research and development work
  • Achieves a 100% score on RULER single needle evaluation at 10M tokens

Artificial intelligence startup Mirendil has officially rolled out Fern 0.1, marking the company's inaugural language model pretrained entirely from scratch. The standout feature of this new release is its colossal context window, which spans a staggering 10 million tokens, representing a significant technical leap for handling massive volumes of information in a single go.

The Fern 0.1 model has been strategically engineered to target agentic AI research and development (R&D) workflows. Such advanced AI systems heavily rely on extended context retention, enabling them to ingest massive codebases, lengthy technical documents, and complex conversational histories without losing track of crucial details.

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Stock photo for illustration only, not from the actual event

10MToken Context Window
100%RULER Single Needle Score

When it comes to benchmark performance, Fern 0.1 secured a flawless 100% score on the RULER single needle evaluation at its full 10-million-token capacity. This remarkable result highlights the model's exceptional capability to retrieve specific, buried pieces of information accurately from extremely long documents.

The ability to process 10 million tokens addresses the historical bottleneck where large language models struggle with information retrieval in the middle of extensive texts. This vast capacity allows developers to feed entire software repositories or hundreds of research papers into the system simultaneously.

Despite its impressive context handling capabilities, reports indicate that Fern 0.1 currently trails existing frontier models when it comes to agentic coding tasks. This suggests that while context length is a major strength, there remains room for growth in specialized coding benchmarks.

Source: MarkTechPost

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