Captain
Backed by Y Combinator

Great agents have great search

95% accuracy across video, docs, and images

POST/v2/collections/.../query

"Find the white rose"

Video100%
preview.mp4
Images / Handwriting75%
catalogue.jpg
Documents30%
White Rose of York.pdf
Multi-lingual12%
Bulaklak (Tagalog).pdf

Search any file. Two API calls. 100% Needle in a Haystack.

Stop burning time on spotty RAG.

Effortlessly ship multi-modal context pipelines with Captain as a tool call.

captain

Universal Indexing

Auto OCR + VLM, file conversions, best-in-class embeddings

Captain Collections

Managed storage (no external database needed)

Agentic + Hybrid Search

Weighted search for keywords and semantic relevance

+95%Accuracy
Deploy in minutes
Building RAG manually
ETL / ELT
Pre-Processing & OCR
Chunking Strategy
Embedding Model
Vector Database
Query Embedding
Similarity Lookup
Re-Ranking
Prompt Engineering
~78%Accuracy
3-6 months to build

Connect Your Existing Systems

Integrate quickly with your Data Lake, or Cloud Storage solutions.

Azure Blob
GCP Storage
Amazon S3
SharePoint
Google Drive
Dropbox
Confluence
Slack
Gmail
Notion
+ 1,000 Custom Options
//API First

Index your Cloud

Connect S3 / GCS / Azure

POST /v2/collections/create
Most Popular

Upload from SharePoint

Bring the power of Microsoft 365 to Captain

Granular and Secure.

Map Role-Based Access and pass SOC 2 requirements.

Role-Based Governance

Attach custom metadata to files at index time, then filter queries with granular operators to enforce role-based access across any collection.

SOC 2 Certified

Enterprise-grade infrastructure security; Independently audited and pentested. Read our security report and compliance posture below:

On the Radar

Find the latest news, updates, and stories on Captain.

You can build an agent but it is blind without data. The founders of @RunCaptainRAGapplied their NLP research in their startup to create automated file search. Really accurate results within Garry's List. Here they are at the YC MV office doing a Collison install with me.

Garry Tan@garrytan·March 18, 2026

Pricing

Free Tier
Predictable base, pay for what you use
$0/mo
  • 1,200 credits/mo
  • $0.02 per overage credit
  • No commitment, cancel anytime
  • Unlimited queries
Most Popular
Startup
Save with bulk credits
$1,600/mo
  • 83,000 credits/mo
  • $0.015 per overage credit
  • Slack support
  • Unlimited queries
Enterprise
For custom arrangements
Custom pricing
  • Unlocks Captain Datasets New!
  • BYOC (On-Premise) available
  • Dedicated support
  • Unlimited queries

Command your data on captain