Blog - Index - Narev Docs

Welcome to the Narev blog. Find the latest research, product updates, and thoughts on the future of AI economics here.

Cost optimization

2026-06-13

How we cut Dagster Cloud Serverless credits by collapsing dbt assets

Dagster Cloud Serverless credits usage chart showing a steep drop in daily credits consumed after collapsing dbt assets

Learn how Narev reduced its Dagster Cloud Serverless bill after the May 2026 pricing changes by collapsing its dbt project into a single asset.Read the full post

Model pricing

2025-10-15

Claude Fable 5 Released: 10% Better, 20x More Expensive

Annotated chart emphasizing the 10 percent performance improvement of Claude Fable 5 despite its 20x higher cost compared to Composer 2.5

Claude Fable 5 is here. It’s 10% better than Composer 2.5, but costs 20x more. See the charts and analysis behind the new model’s price.Read the full post

Latest research

2025-10-14

GPT-3.5 MMLU Score: why it beats GPT-5 at 3% of the cost

Despite its low MMLU score, GPT-3.5 outperformed top 2025 models like GPT-5 and Claude Opus on a real task, costing

823 vs

30,390 per 1M requests.Read the full post

Benchmarking

2025-10-13

GPT-4o vs Claude Opus - MMLU Scores vs. Actual API Costs

MMLU scores for GPT-4o vary by 13 points, while top models differ by 1%. The real difference? Massive cost disparities for the same performance.Read the full post

Research

2025-10-11

AI adoption rate for large firms continues to trend down

U.S. Census Bureau data shows AI adoption among large firms has continued to decline after peaking in July 2025, while smallest firms keep growing.Read the full post

Company

2025-07-22

Why Narev AI Exists - Two futures for AI economics

There’s a world where AI gets infinitely cheaper, and another where users need to choose the best tool for every job. Narev is building for the latter.Read the full post

​How we cut Dagster Cloud Serverless credits by collapsing dbt assets

​Claude Fable 5 Released: 10% Better, 20x More Expensive

​GPT-3.5 MMLU Score: why it beats GPT-5 at 3% of the cost

​GPT-4o vs Claude Opus - MMLU Scores vs. Actual API Costs

​AI adoption rate for large firms continues to trend down