AI API

Papr.ai

API for AI memory — combines vector embeddings and knowledge graphs for context-aware AI applications

papr.ai

Verified API available Free tier

Quick facts
What is it	API for AI memory — combines vector embeddings and knowledge graphs for context-aware AI applications
Pricing	Freemium — from $20/mo
Free tier	Yes
Platform	API
API	Yes
Best for	Building AI assistants with persistent memory across sessions, Creating intelligent support agents that remember customer history
Domain registered	2017

Data updated Aug. 1, 2026

What does Papr.ai do?

Papr.ai is a specialized API service that provides predictive memory capabilities for AI applications. It combines vector embeddings with knowledge graphs to create a sophisticated memory system that allows AI models to maintain context, remember information across sessions, and perform complex multi-hop reasoning. The service handles the entire pipeline from data ingestion to intelligent retrieval, making it easier for developers to build AI systems that have persistent memory.

The system works by ingesting data from various sources including chat conversations, PDFs, and other documents. It uses smart chunking and entity extraction to create both vector embeddings and knowledge graphs, then provides advanced retrieval techniques including hybrid search and query expansion. What makes Papr.ai stand out is its combination of both vector and graph-based approaches, which according to Stanford's STARK benchmarks, results in significantly higher retrieval accuracy compared to other models.

This tool is particularly valuable for developers building AI assistants, customer support agents, document analysis systems, and any application where maintaining context and relationships between pieces of information is crucial. It enables use cases like AI that remembers user preferences across conversations, support systems that recall previous customer issues, and analytical tools that can connect concepts across multiple documents for comprehensive insights.

AI API Developer Tools

#ai memory#api#context-retrieval#developer tools#knowledge graph#rag#vector database

Key features

What makes it stand out

Combines vector embeddings and knowledge graphs for multi-hop retrieval

Real-time data ingestion from multiple sources including documents and chat conversations

Advanced retrieval with query expansion, hybrid search, and intelligent reranking

Citation tracking for source verification and audit trails

Flexible integration via API, MCP, or UI components

Who is Papr.ai for?

Who benefits most from this tool

Building AI assistants with persistent memory across sessions

Creating intelligent support agents that remember customer history

Developing document analysis tools that connect concepts across multiple files

Pricing

Free tier available — start without a credit card

Free

20 memory searches
100 memories storage
50 basic interactions
50 basic interactions
100 memories storage capacity
20 memory searches per month

Starter

$20.0/month

1,000 memory searches
5,000 memories storage
1,000 basic interactions
200 premium interactions
1,000 basic interactions
200 premium interactions
5,000 memories storage capacity
1,000 memory searches per month

Pro

$200.0/month

50,000 memory searches
100,000 memories storage
unlimited basic interactions
3,000 premium interactions
Unlimited basic interactions
3,000 premium interactions
100,000 memories storage capacity
50,000 memory searches per month

Enterprise

Custom

unlimited memories storage
Unlimited memories
On-premises deployment
Single sign-on (SSO)
Comprehensive audit logs
Custom integrations

Trust & presence

Domain Domain registered 2017

Gallery

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