C
CGeneral-purpose AI chat assistant for writing, research, coding and everyday tasks
Free, from $8/mo
DeepSeek vs Replika
Pricing, features, platforms and who each one suits — side by side.
D
Choose DeepSeek if…
- you need an API to build on
- you're in its core audience: developers, ai app builders
R
Choose Replika if…
- you want a free plan to start with
- you're in its core audience: people looking for an ai companion, users wanting a conversational outlet
Side by side
Feature DeepSeek Replika
Pricing modelPaidFreemium
Starting price——
Free plan
Free trial
API
Open source
Trains AI on your content—Yes
Data retention—Messages and content kept up to 60 days after contract termination
GitHub stars263.8K—
PlatformsWeb, iOS, Android, APIiOS, Android, Web
CategoryAI ChatbotsCharacters & Companions
CompanyDeepSeekLuka, Inc.
Based in—United States
Founded——
Part of——
Key features
D DeepSeek
- Web chat at chat.deepseek.com
- Mobile app and DeepSeek Harness desktop client
- OpenAI- and Anthropic-compatible API
- 1M-token context window, 384K max output
- Thinking mode with adjustable reasoning effort
- Web search and page fetch through the API
- Discounted pricing for cache hits and off-peak hours
R Replika
- Text chat with a personal AI companion
- Memory of people, routines, plans and goals
- Voice calls with your companion
- Customizable companion appearance and details
- Companion sends selfies
- Doodles drawn on your photos
- Premium voices and image generation with Pro
Plans and prices
From each vendor's site. Prices change — confirm before buying.
DeepSeek
deepseek-flash API$0.15/1M input tokens (cache miss, off-peak), $0.6/1M output tokens off-peak; peak rates are double
deepseek-v4-pro API$0.66/1M input tokens (cache miss, off-peak), $1.98/1M output tokens off-peak; peak rates are double
Search & Fetch$0.75 per 1,000 successful requests
Replika
FreeFree
ProNot published
Strengths and limitations
DeepSeek
- Off-peak API prices are 50% of peak prices
- 1M-token context on both API models
- Works with OpenAI and Anthropic API formats
- Available on web, mobile, and desktop
- Peak-hour API rates are twice the off-peak rates
- Web search and fetch through the API cost extra per request
- The site does not state free-tier terms or limits for the chat apps
Replika
- Remembers relationships, interests and goals across conversations
- Supports voice calls as well as text chat
- Available on iOS and Android, with a legacy web app
- Companion appearance and details can be customized
- Pro pricing is not published on the vendor's website
- The web app is labeled as legacy
- No API listed
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy