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Character.AI vs Together AI

A feature-by-feature comparison of Character.AI and Together AI across 7 capability categories.

First tool

Try Character.AI (opens in a new tab)

Second tool

Try Together AI (opens in a new tab)

Modalities — Character.AI Wins

Modalities: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Text Input	Yes	Yes, requires free plan. Serverless inference and playground take chat/completions text.
Image Upload / Vision	Yes, requires plus plan	Unknown. Vision on hosted models was not confirmed on the marketing homepage.
Image Generation	Yes, requires plus plan. Generate character images	Unknown. Together is inference/GPU cloud. Image model hosting was not on the homepage snippet.
Voice Mode	Yes, requires plus plan	No. Not a conversational voice product.
Video Understanding	No	No. Not a video-analysis product.
Video Generation	No. Not a video generation product.	No. Not a video generation product.
File Upload (PDF, DOCX)	No	No. Chat/completions, not a PDF uploader.
Code Execution	No	Yes, requires plus plan. Code sandboxes are listed on the product page.
Audio Input	No	Unknown. Speech endpoints were not on the homepage snippet.
Canvas / Artifact Editor	No. Auto populated	No. Playground, not a canvas.
Screen Sharing / Computer Use	No. Auto populated	No. No computer-use product.

Memory & Context — Character.AI Wins

Memory & Context: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Persistent Memory	Yes. Character memory per persona	No. Stateless inference. You keep history.
Large Context Window	Partial. Long chats are summarised as they grow rather than kept in full.	Unknown. Depends on the open model you host. No single Together window on the homepage.
Custom Instructions	Yes. Character persona definition	Yes, requires free plan. System prompts in the API.
Conversation History	Yes	Partial. Playground/console history. The API is stateless.

Integrations — Tie

Integrations: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Web Search / Browsing	No	No. Not a search product.
Plugins / Extensions	No	Partial. Endpoints, batch, dedicated clusters. Not a GPT plugin store.
API Access	No	Yes, requires free plan. Inference API, fine-tuning, GPU cloud. Usage billing, not a seat.
Zapier Integration	No	Unknown. No first-party Zapier listing was checked.
Custom GPTs / Bots	Yes. Auto populated	No. No GPT store.
Real-time Collaboration	Partial. Auto populated	No. No multiplayer chat.
Live Social Data Integration		No. No live social firehose.
Live Citation Mapping		No. Not a cited-search product.

Developer — Together AI Wins

Developer: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Function Calling	No	Unknown. Tool use on hosted models was not confirmed on the homepage.
Streaming Responses	Yes	Yes, requires plus plan. Serverless inference streams tokens. Research kernels (FlashAttention) are the latency pitch.
Fine-Tuning	No	Yes, requires plus plan. Fine-tuning is a listed product next to inference and GPU cloud.
Embeddings API	No	Unknown. An embeddings endpoint was not confirmed on the homepage.
Structured Output (JSON)	No	Unknown. JSON mode was not confirmed on the homepage.
Reasoning / Thinking Mode	No. Auto populated	Unknown. You can host reasoning open models. No Together Deep Think toggle.
Local Execution		No. Cloud GPUs / serverless. Not on your laptop.
Open Weights		Partial. Inference cloud for open models. Together’s serving stack is not a weight release.
Multi-Agent Orchestration		No. You orchestrate in your app.

Platforms — Character.AI Wins

Platforms: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Web App	Yes	Yes, requires free plan. together.ai console.
iOS App	Yes	No. No iOS app.
Android App	Yes	No. No Android app.
Desktop App	No	No. No desktop app.
Chrome Extension	No	No. No Chrome extension.

Privacy — Character.AI Wins

Privacy: Character.AI compared with Together AI
Feature	Character.AI	Together AI
GDPR Compliant	Yes	Unknown. Needs a current DPA read.
Opt Out of Data Training	No	Unknown. Training use of prompts was not checked.
Enterprise Privacy Mode	No	Unknown. Dedicated endpoints exist; enterprise contract terms were not on the homepage.

Workspaces — Tie

Workspaces: Character.AI compared with Together AI
Feature	Character.AI	Together AI
Projects / Folders	No. Auto populated	No. No consumer project product.