Bolt New vs Replit
A feature-by-feature comparison of Bolt New and Replit across 7 capability categories.
Modalities — Tie
| Feature | Bolt New | Replit |
|---|---|---|
Text Input | Yes. Auto populated | Yes, requires free plan. Replit Chat / Agent 4 turns a prompt into a published app. First prompt is documented as free. |
Image Upload / Vision | No. Auto populated | Unknown. Infinite Canvas is a visual design surface. Screenshot/vision upload was not confirmed. |
Image Generation | No. Auto populated | Unknown. Apps can call image APIs via integrations. A first-party image model was not confirmed. |
Voice Mode | Partial. Auto populated | No. No conversational voice loop is documented. |
Video Understanding | No. Auto populated | No. Not a video-analysis product. |
Video Generation | No. Not a video generation product. | No. Not a video generation product. |
File Upload (PDF, DOCX) | Yes. Auto populated | Yes, requires free plan. Workspaces hold project files. You can import and edit a full codebase in the browser. |
Code Execution | Yes. Auto populated | Yes, requires free plan. The IDE runs code, hosts apps, and can keep a background task running. Agent writes production-ready code. |
Audio Input | No. Auto populated | No. No audio-file input is documented. |
Canvas / Artifact Editor | Yes. Auto populated | Yes, requires free plan. Infinite Canvas is a visual design space that applies back onto the app. |
Screen Sharing / Computer Use | No. Auto populated | No. No computer-use desktop takeover. Collaboration is inside Replit. |
Memory & Context — Bolt New Wins
| Feature | Bolt New | Replit |
|---|---|---|
Persistent Memory | Yes. Auto populated | Partial. Workspaces persist. That is project state, not ChatGPT-style memory of you. |
Large Context Window | Yes. Auto populated | Unknown. Intelligent model routing is documented; no token window is published on pricing. |
Custom Instructions | No. Auto populated | Unknown. Plan mode is on Core. A global instruction profile was not confirmed on the homepage. |
Conversation History | Yes. Auto populated | Yes, requires free plan. Chat with the Agent persists in the workspace. |
Integrations — Replit Wins
| Feature | Bolt New | Replit |
|---|---|---|
Web Search / Browsing | Yes. Auto populated | Unknown. A first-party live-web search toggle was not confirmed. |
Plugins / Extensions | No. Auto populated | Yes, requires free plan. 100+ integrations (OpenAI, Stripe, Google Workspace, and more). |
API Access | Partial. Auto populated | Unknown. You build apps with APIs. A public Replit generate API was not confirmed. |
Zapier Integration | No. Auto populated | Unknown. No first-party Zapier app was checked. |
Custom GPTs / Bots | No. Auto populated | No. You publish apps, not a Custom GPT store. |
Real-time Collaboration | No. Auto populated | Yes, requires plus plan. Agent 4 multi-user collaboration and Pro collaborator/viewer seats are documented. |
Live Social Data Integration | No. Not a live social-firehose product. | |
Live Citation Mapping | No. Not a cited-search product. |
Developer — Replit Wins
| Feature | Bolt New | Replit |
|---|---|---|
Function Calling | No. Auto populated | Yes, requires free plan. Agent takes actions (write code, use services, publish) rather than chat-only replies. |
Streaming Responses | Yes. Auto populated | Unknown. Token streaming is not documented as an API contract. |
Fine-Tuning | No. Auto populated | No. Intelligent model routing picks hosted models. No custom-weight training product. |
Embeddings API | No. Auto populated | No. Not an embeddings API. |
Structured Output (JSON) | No. Auto populated | Partial. Agent 4 can flesh out requirements before a build. Not a JSON-schema chat API. |
Reasoning / Thinking Mode | No. Auto populated | Unknown. Overlapping columns disagreed (yes vs partial); left unverified rather than copying a no. |
Local Execution | No. Code runs on Replit’s cloud, not as a local runtime you download. | |
Open Weights | No. Hosted models via routing. Replit is not an open-weight model release. | |
Multi-Agent Orchestration | Yes, requires pro plan. Pro documents 10 parallel agents. Homepage also highlights parallel task execution. |
Platforms — Tie
| Feature | Bolt New | Replit |
|---|---|---|
Web App | Yes. Auto populated | Yes, requires free plan. replit.com is the IDE, Agent, and hosting dashboard. |
iOS App | No. Auto populated | Unknown. A current native iOS app was not confirmed on the homepage/pricing pages checked. |
Android App | No. Auto populated | Unknown. A current native Android app was not confirmed on the homepage/pricing pages checked. |
Desktop App | No. Auto populated | No. The documented product is the browser IDE, not a native desktop install. |
Chrome Extension | No. Auto populated | No. No official Chrome extension is documented. |
Privacy — Bolt New Wins
| Feature | Bolt New | Replit |
|---|---|---|
GDPR Compliant | Yes. Auto populated | Unknown. Needs a current Replit DPA read. |
Opt Out of Data Training | Yes. Auto populated | Unknown. A training opt-out toggle was not checked. |
Enterprise Privacy Mode | Yes. Auto populated | Yes, requires enterprise plan. SSO/SAML, SOC 2, admin controls, single-tenant, static outbound IPs. |
Workspaces — Replit Wins
| Feature | Bolt New | Replit |
|---|---|---|
Projects / Folders | No. Auto populated | Yes, requires free plan. Workspaces/projects. Core lists unlimited workspaces. |