Double – Coding Copilot

AI coding copilot engineered for performance

1.2Score#921 of 999 agents#37 of 40 in Software engineer

Why it ranks #921

Double – Coding Copilot, an AI software engineer from YC W23, ranks #921 of 999 AI agents and #37 of 40 in Software engineer, with a score of 1.2 of 10. Data as of 3 Oct 2026.

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

Proof 0 × 30% 0.0
Scale 1 × 30% 0.3
Momentum 0 × 25% 0.0
Autonomy 6 × 15% 0.9
= 1.2

Proof
Do customers use it? 30% of the score
0
No public claims of customers or revenue yet.
Not found: revenue or growth (+4), named customers (+3), a customer result (+2), a customer count (+2), work done at scale (+2)
Scale
Is there a real company behind it? 30% of the score
1
2 people.
- +1
  2 people on its YC page2 people
Not found: funding round in its news (+3)
Momentum
Is it shipping and growing now? 25% of the score
0
Nothing new in the last 6 months.
Not found: launch YC post in the last 6 months (+3), open roles on YC (+2), new traction claim in the last 6 months (+2), funding news in the last year (+2), a batch in the last year (it is YC Winter 2023) (+1)
Autonomy
How much of the job does it do on its own? 15% of the score
6
Supervised agent: takes actions in other systems; a person approves key steps.
- +6
  Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
What the model read
- Acts in other systems: 44% likely
- Finishes whole tasks: 13% likely
- Calls itself an agent: 7% likely
- Level 1 from the model's reading of its pages; the evidence review found, with quotes, that its AI acts in the work, so the level is 2
Level 2: Takes actions in other systems; a person approves key steps.

About Double – Coding Copilot

Do you run into these problems with Github Copilot?

- Bad completions that break your train of thought when you’re writing comments?

- Doesn’t close brackets, or adds too many closing brackets?

- Functions, variables, and libraries not being auto-imported after accepting a suggestion?

- Multi-cursor mode not working?

- Wish copilot could name your variables?

- Wish copilot could trigger in the middle of a line?

- Want to stop wasting time with GPT3.5 chat and default to GPT4?

Double is an high quality alternative to Copilot inside VS Code, engineered for performance. It’s designed with great craftsmanship by people who care a lot about getting the small details right.