Resources
- INTERACTIVE
· Autumn AI
Foliage
Explore startup launches and funding activity.
- INTERACTIVE
· Autumn AI
After YC
Explore where Y Combinator founders go after leaving their companies.
- INTERACTIVE
· Autumn AI
Olympiad Collection
Explore Olympiad competitors, career paths, and research.
- INTERACTIVE
· Autumn AI
The 2026 Nobels
Where each 2026 Nobel laureate was when the call came, their paths, mentors and the links between them.
- BLOG
· Vishnu Sampathkumar
8 Best Reverse Email Lookup Tools for Gmail Sign-Ups in 2026
Eight reverse email lookup tools compared for Gmail and other personal-email sign-ups: what each one takes, what it returns and how to test it.
- BLOG
· Vishnu Sampathkumar
Reverse Email Lookup for Gmail Sign-Ups: How It Works
Why reverse email lookup struggles with Gmail sign-ups, how research finds the person and company behind a personal email, and how to test a tool.
- BLOG
· Shiv Kampani
8 Best Lead Enrichment Tools and APIs in 2026
Most lead enrichment tools look leads up in a bulk database. Eight tools and APIs compared, and why researching each lead when you ask finds more.
- BLOG
· Autumn AI
38 Prompts for People and Company Research
Example prompts for sales, recruiting, startup discovery, investor research, and API workflows.
- BLOG
· Team at Autumn
People Search APIs: A Practical Guide for Builders
What a people search API does, how it differs from enrichment and web search, and how to evaluate one for products, agents, and GTM systems.
- BLOG
· Team at Autumn
How GTM Engineers Build with a People Search API
A technical architecture for discovery, enrichment, evidence, routing, and activation without turning your stack into another sales engagement platform.
- BLOG
· Team at Autumn
People Search for Founder-Led Sales
How founders can use people and company search to define a market, find timely prospects, and research each conversation without building a spam machine.
- BLOG
· Team at Autumn
Autumn vs. Exa for People and Company Search
An honest comparison of entity-centric people and company research versus a general web search API built for AI applications.
- BLOG
· Team at Autumn
Best People Search APIs for Builders in 2026
A practical comparison of Autumn, Exa, People Data Labs, Coresignal, Apollo, and Harmonic for people discovery, enrichment, and agent workflows.
- BLOG
· Team at Autumn
Best Company Search APIs for Builders in 2026
A practical comparison of Autumn, Exa, People Data Labs, Coresignal, Harmonic, and Crunchbase for company discovery and intelligence.