MorphMorph
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Deep dives into AI code transformation, speculative decoding, and building faster developer tools.

Learning to Test Code Changes with RL
Research
Featured
5 min read

Learning to Test Code Changes with RL

How we built a reward policy that trains browser agents to verify UI changes through code coverage and component engagement.

Tejas Ravishankar
Tejas Ravishankar
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Latest Articles

When to Build Your Own Coding Agents (And When to Just Use Cursor)
Engineering

When to Build Your Own Coding Agents (And When to Just Use Cursor)

Startups should use off-the-shelf IDEs. Enterprises have massive alpha in custom integrations. Here's the decision framework.

Tejas Bhakta
Tejas Bhakta
Claude Code MCP: Fix the 2 Things That Kill Your Flow
Engineering

Claude Code MCP: Fix the 2 Things That Kill Your Flow

Stop waiting 15 seconds for edits. Stop searching the same files over and over.

Tejas Bhakta
Tejas Bhakta

More from the Blog

Bringing FastApply Back to Cursor with MCP
Engineering

Bringing FastApply Back to Cursor with MCP

How Morph MCP Server restores 10,500 tok/sec edits to Cursor and adds Warp-Grep for better context retrieval

Tejas Bhakta
Tejas Bhakta
Fast Apply Makes Faster Agents
Engineering

Fast Apply Makes Faster Agents

How Morph Fast Apply is our first step building the sub-agent future. Small, specialized models that escape the valley of death.

Dhruv Bhatia
Dhruv Bhatia
We Hit 10,500 Tokens/Sec on B200
Engineering

We Hit 10,500 Tokens/Sec on B200

Technical deep-dive: custom CUDA kernels + speculative execution for 2.3x speedup

Tejas Bhakta
Tejas Bhakta
What is Morph Fast Apply?
Engineering

What is Morph Fast Apply?

Understanding Morph: The fastest way to apply code updates from AI

Tejas Bhakta
Tejas Bhakta
Morph Gets Faster: 10,500+ Tokens Per Second
Engineering

Morph Gets Faster: 10,500+ Tokens Per Second

We were already the fastest way to apply AI code edits. Now we're ~35% faster end-to-end compared to search-and-replace.

Tejas Bhakta
Tejas Bhakta
LLMs Are Bad at Being Forced
Engineering

LLMs Are Bad at Being Forced

The further you push language models from their natural output patterns, the worse they perform. Understanding why reveals fundamental truths about how these systems actually work.

Tejas Bhakta
Tejas Bhakta
Diffs vs Fast Apply
Engineering

Diffs vs Fast Apply

Why Fast Apply aligns with the bitter lesson by letting models code naturally

Tejas Bhakta
Tejas Bhakta
Morph ❤️ Continue
Engineering

Morph ❤️ Continue

How Morph powers lightning-fast code edits in Continue

Tejas Bhakta
Tejas Bhakta
Morph: Enable Faster Coding Agents
Engineering

Morph: Enable Faster Coding Agents

A deep dive into how we get morph to be so fast.

Tejas Bhakta
Tejas Bhakta
Everything is Model[s]

Everything is Model[s]

Why the future of AI isn't one superintelligent model doing everything, but a hierarchy of specialized models—just like human organizations.

Tejas Bhakta
Tejas Bhakta
Best Practices for Building Coding Agents with Morph
Engineering

Best Practices for Building Coding Agents with Morph

A guide to building coding agents with Morph, including system prompt best practices, tool calling, and debugging strategies.

How Cursor Apply Works
Engineering

How Cursor Apply Works

An analysis of Cursor's breakthrough in achieving 1000 tokens per second for code edits through specialized models and inference methods.

WarpGrep: Fast, Parallel Code Retrieval with RL
Engineering

WarpGrep: Fast, Parallel Code Retrieval with RL

How we trained WarpGrep, a fast context model specialized in doing the dirty work of code search, using highly parallel code retrieval that matches frontier coding models while taking 5x less time

Dhruv Bhatia
Dhruv Bhatia