Developer Tooling Radar

AI Developer Tool Startups

Startup-focused AI developer tool companies. Headcount and funding details sourced from public pages linked below.

Companies tracked

Company	Headcount ↕	Funding Round ↕	Amount Raised ↕	Careers Page	Sources
Artificial Analysis	32	Seed	N/A	artificialanalysis.ai/careers	Headcount \| Funding
OpenCode	32	Seed	$1M	linkedin.com/company/sst-dev/jobs	Headcount \| Funding
TwelveLabs	153	Seed	$30M	twelvelabs.io/careers	Headcount \| Funding
Stainless	93	Series A	$25M	jobs.ashbyhq.com/stainlessapi	Headcount \| Funding
Mintlify	56	Series A	$18M	mintlify.com/careers	Headcount \| Funding
OpenRouter	47	Series A	$40M	openrouter.ai/careers	Headcount \| Funding
Vapi	155	Series A	$20M	vapi.ai/careers	Headcount \| Funding
LangChain	245	Series B	$125M	linkedin.com/company/langchain/jobs	Headcount \| Funding
Factory.ai	5	Series B	$50M	factory.ai/careers	Headcount \| Funding
Hume AI	47	Series B	$50M	hume.ai/careers	Headcount \| Funding
ElevenLabs	762	Series D	$500M	elevenlabs.io/careers	Headcount \| Funding
Hugging Face	682	Series D	$235M	linkedin.com/company/huggingface/jobs	Headcount \| Funding
Perplexity	1480	Series E	$200M	perplexity.ai/careers	Headcount \| Funding
Vercel	883	Series F	$300M	vercel.com/careers	Headcount \| Funding
OpenAI	7562	Series F	$110B	openai.com/jobs	Headcount \| Funding
Anthropic	4723	Series G	$30B	anthropic.com/careers	Headcount \| Funding
Databricks	14779	Series J	$10B	databricks.com/company/careers	Headcount \| Funding
GitHub	750	Public	N/A	github.careers	Headcount \| Funding
GitLab	3357	Public	N/A	about.gitlab.com/jobs	Headcount \| Funding
Weights & Biases	310	Public	$50M	wandb.ai/site/careers	Headcount \| Funding