Cosine Blog
We write about our latest Model and Product developments, making software engineering more accesible and autonomous day by day.
Cosine Now Runs on GPT-5: Multi-Agent Becomes The Default
Cosine is now powered by GPT-5 and ships with fully integrated multi-agent reasoning. Smarter, faster, and context-aware by default – Cosine becomes the world’s first AI software engineer built on GPT-5.
Read the full article
Aug 7, 2025 — Robert Gibson
Cosine Now Runs on GPT-5: Multi-Agent Becomes The Default
Cosine is now powered by GPT-5 and ships with fully integrated multi-agent reasoning. Smarter, faster, and context-aware by default – Cosine becomes the world’s first AI software engineer built on GPT-5.
Read the full article
Aug 7, 2025 — Robert Gibson
All Posts
Start Coding Instantly: Blank Projects, GitHub Imports, and Any Git Repository
Launch
Aug 8, 2025 — Robert Gibson 
Meet Instant Sites: From Idea to Live Web App in Seconds
Launch
Aug 6, 2025 — Robert Gibson 
AutoDoc: Up-to-Date Documentation, Zero Effort
Launch
Aug 5, 2025 — Robert Gibson 
Meet Cosine’s Free Plan: Our New Pricing, Explained
Launch
Aug 4, 2025 — Alistair Pullen 
“Tomorrow Is a Month Away”: Why Software Estimation Breaks Down and How AI Helps
Insight
Jul 31, 2025 — Pandelis Zembashis 
Product vs. Tool: Why Cohesive Engineering Wins
Insight
Jul 24, 2025 — Pandelis Zembashis 
Building a Coding Agent to Meet Enterprise Demands
Insight
Jul 22, 2025 — Pandelis Zembashis 
Cosine Joins Your Channels: Slack-native AI Engineering
Launch
Jul 17, 2025 — Robert Gibson 
Pricing AI Coding Agents: Why Pay-Per-Token Won't Last
Insight
Jul 11, 2025 — Pandelis Zembashis 
Merge Your PRs - All on Cosine
Changelog
Jul 10, 2025 — Robert Gibson 
Don’t Sideload Your AI: Why MCP Is a Dead-End Abstraction
Insight
Jun 30, 2025 — Pandelis Zembashis 
Take Control with AutoPM Integration Toggles
Changelog
Jun 26, 2025 — Robert Gibson 
Breaking Free from VS Code: Why AI-Native Developer Tools Demand a Fresh Start
Insight
Jun 20, 2025 — Pandelis Zembashis 
Import from GitLab, Bitbucket or any other provider
Changelog
Jun 19, 2025 — Robert Gibson 
You Should Build Multi-Agents
Engineering Insights
Jun 17, 2025 — Pandelis Zembashis 
AutoPM - The Autonomous Product Manager for Your Dev Backlog
Launch
Jun 12, 2025 — Alistair Pullen 
Cosine Invited to Help Shape the Future of UK AI Policy
Newsroom
Jun 9, 2025 — Yang Li 
Making Prompting Faster with the New Genie Homepage
Changelog
May 29, 2025 — Pandelis Zembashis 
Introducing Genie 2.1 - Faster, smarter and built for tougher tasks
Changelog
May 22, 2025 — Pandelis Zembashis 
Mid May Genie Updates
Changelog
May 13, 2025 — Pandelis Zembashis 
Genie 2.0 - The fastest, lightest and most capable autonomous software engineer.
Launch
May 6, 2025 — Alistair Pullen 
Ghost in the Machine: From Mimicry to Mastery
LLMs
Oct 31, 2024 — Giorgos Lysandrou 
Technical Report: Building Genie 1.0
Engineering
Aug 12, 2024 — Alistair Pullen 
Cosine Genie 1 - SOTA AI Engineer
Launch
Aug 12, 2024 — Alistair Pullen 
Lessons Learned from Integrating AI into Developer Tools
Product
Jul 23, 2024 — Pandelis Zembashis 
A silent killer hidden amongst our indexer for months
Engineering
Jun 21, 2024 — John Ingram 
Cosine Cloud
Launch
Jan 17, 2024 — Pandelis Zembashis You (Kind of) Don't Need RAG - ChatGPT Finetuning Technique
LLMs
Oct 17, 2023 — Alistair Pullen 
How Mythbusters helped us scale our RAG.
Engineering LLMs
Apr 4, 2023 — Alistair Pullen 
I got early access to ChatGPT API and then pushed it to it’s limits. Here’s what you need to know.
LLMs
Mar 1, 2023 — Alistair Pullen 
Why going viral forced us to rip out everything in a weekend
LLMs Product
Feb 22, 2023 — Alistair Pullen 
Use GPT-3 "incorrectly" and reduce costs by40x while increasing performance by 5x!
LLMs
Feb 6, 2023 — Alistair Pullen 
Three LLM tricks that boosted embeddings search accuracy by 37%
LLMs
Dec 25, 2022 — Alistair Pullen