Flatkey and Realset AI Raise $10 Million Series A

Sep 24, 2026
Flatkey and Realset AI raised $10 million in Series A funding after Flatkey attracted more than 10,000 developers within two months of launching.

Flatkey and Realset AI raised $10 million in Series A funding, the companies announced in a press release. Flatkey also reported that more than 10,000 developers adopted its platform within two months of its July 2026 launch.

Flatkey provides access to more than 100 official AI models and more than 1,000 tools through one API key and account balance. It supports models from OpenAI, Anthropic, Google, DeepSeek, Kimi and GLM, along with tools for search, browsers, data enrichment and media generation.

The company will use the funding to add models and tools and expand the infrastructure that routes requests to providers. Subscription plans start at $10 per month, while customers can also purchase pay as you go credits.

We hope you enjoyed this article

Consider subscribing to one of our newsletters like AI Funding Brief or Daily AI Brief.

Also, consider following us on social media:

Free newsletter

AI Funding Brief

Whitepaper

Tensordyne Napier: What If One Rack Could Do the Work of Nine?

Tensordyne

This Tensordyne whitepaper presents Napier, an inference-focused AI processor and rack-scale system based on the company’s TDN Math logarithmic number system. It examines infrastructure requirements for large mixture-of-experts and agentic models, compares major inference architecture approaches, and details the TDN AIP processor, TDN72 pod, TDN Link fabric, and Napier Ultra configuration. The paper reports simulation-based performance, cost, and accuracy-validation results, including Tensordyne’s projected comparison of one Napier rack with a nine-rack Nvidia Rubin plus Groq deployment; the chip is reported as taped out and in fabrication.

Read more
Free, six days a week

Daily AI Brief: the AI news that matters, in your inbox.