/
Navigation
Chronicles
Browse all articles
Explore
Semantic exploration
Research
Entity momentum
Nexus
Correlations & relationships
Story Arc
Topic evolution
Drift Map
Semantic trajectory animation
Posts
Analysis & commentary
Pulse API
Tech news intelligence API
Browse
Entities
Companies, people, products, technologies
Domains
Browse by publication source
Handles
Browse by social media handle
Detection
Concept Search
Semantic similarity search
High Impact Stories
Top coverage by position
Sentiment Analysis
Positive/negative coverage
Anomaly Detection
Unusual coverage patterns
Analysis
Rivalry Report
Compare two entities head-to-head
Semantic Pivots
Narrative discontinuities
Crisis Response
Event recovery patterns
Connected
Search: /
Command: ⌘K
Embeddings: large
TEXXR

Chronicles

The story behind the story

days · browse · Enter similar · o open

Some 2025 takeaways in LLMs: reasoning as a signature feature, coding agents were useful, subscriptions hit $200/month, and Chinese open-weight models impressed

This is the third in my annual series reviewing everything that happened in the LLM space over the past 12 months.

Simon Willison's Weblog Simon Willison

Discussion

  • @carnage4life Dare Obasanjo on bluesky
    Simon Willison has a great summary of LLM progress in 2025:  —  • Reasoning models have made LLMs useful for web search.  —  • AI agents now work well for Deep Research and Coding.  —  • AI image generation went mainstream.  —  • Vibe coding became a big business. …
  • @mikehadlow.com Mike Hadlow on bluesky
    Enjoyed @simonwillison.net 's wrap up of the year in AI.  His is probably my favourite developer-focussed AI blog.  Definitely worth a regular read:  —  simonwillison.net/2025/Dec/31/ ...
  • @jeremymorrell.dev Jeremy Morrell on bluesky
    I'm glad Simon puts these together.  It's honestly hard to believe how much things have changed in just a year [embedded post]
  • @simonwillison.net Simon Willison on bluesky
    Here's my enormous round-up of everything we learned about LLMs in 2025 - the third in my annual series of reviews of the past twelve months  —  simonwillison.net/2025/Dec/31/ ...  This year it's divided into 26 sections!  This is the table of contents: [image]